Implemented U2F, refactored Two Factor authentication, registering U2F device and authentication should work. Works on Chrome on MacOS with a virtual device.

2024-12-13 17:22:58 +01:00 · 2018-07-12 21:46:50 +02:00 · 2018-07-12 21:46:50 +02:00 · dae92b9018
commit dae92b9018
parent dde7c0d99b
17 changed files with 816 additions and 272 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@ -29,6 +29,14 @@ name = "ascii"
 version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "base64"
 version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "base64"
 version = "0.6.0"
@ -70,15 +78,18 @@ dependencies = [
 "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "libsqlite3-sys 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "multipart 0.14.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "num-derive 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "oath 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "reqwest 0.8.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "ring 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "rocket 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
 "rocket_codegen 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
 "rocket_contrib 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_json 1.0.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "u2f 0.1.2 (git+https://github.com/wisespace-io/u2f-rs?rev=193de35093a44)",
 "uuid 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -117,7 +128,7 @@ dependencies = [
 [[package]]
 name = "cc"
-version = "1.0.17"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -162,7 +173,7 @@ dependencies = [
 "base64 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "ring 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -325,7 +336,7 @@ dependencies = [
 [[package]]
 name = "dtoa"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -450,7 +461,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures"
-version = "0.1.21"
+version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -458,7 +469,7 @@ name = "futures-cpupool"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -511,7 +522,7 @@ dependencies = [
 "traitobject 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "typeable 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicase 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -521,13 +532,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "base64 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-cpupool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "httparse 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "mime 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mime 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
 "percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "relay 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -555,7 +566,7 @@ name = "hyper-tls"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "hyper 0.11.27 (registry+https://github.com/rust-lang/crates.io-index)",
 "native-tls 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
@ -566,7 +577,7 @@ dependencies = [
 [[package]]
 name = "idna"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
@ -595,7 +606,7 @@ dependencies = [
 "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "plugin 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "typemap 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -610,7 +621,7 @@ dependencies = [
 [[package]]
 name = "itoa"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -621,8 +632,8 @@ dependencies = [
 "chrono 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "error-chain 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "ring 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_json 1.0.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -663,7 +674,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "libflate"
-version = "0.1.15"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "adler32 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
@ -676,7 +687,7 @@ name = "libsqlite3-sys"
 version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
 "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "vcpkg 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -686,12 +697,12 @@ name = "log"
 version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "log"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "cfg-if 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@ -751,7 +762,7 @@ dependencies = [
 [[package]]
 name = "mime"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "unicase 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -773,7 +784,7 @@ name = "mime_guess"
 version = "2.0.0-alpha.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "mime 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mime 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "phf 0.7.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "phf_codegen 0.7.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicase 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@ -781,7 +792,7 @@ dependencies = [
 [[package]]
 name = "mio"
-version = "0.6.14"
+version = "0.6.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
@ -790,7 +801,7 @@ dependencies = [
 "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -822,8 +833,8 @@ dependencies = [
 "httparse 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "hyper 0.10.13 (registry+https://github.com/rust-lang/crates.io-index)",
 "iron 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "mime 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mime 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "mime_guess 2.0.0-alpha.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "nickel 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@ -883,7 +894,7 @@ dependencies = [
 "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 "typemap 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -901,6 +912,17 @@ dependencies = [
 "num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "num-derive"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "proc-macro2 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "syn 0.14.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "num-integer"
 version = "0.1.39"
@ -960,7 +982,7 @@ name = "openssl-sys"
 version = "0.9.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "vcpkg 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
@ -981,7 +1003,7 @@ name = "pear_codegen"
 version = "0.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "version_check 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "yansi 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -1086,7 +1108,7 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "antidote 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "scheduled-thread-pool 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -1180,7 +1202,7 @@ name = "relay"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -1198,20 +1220,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "encoding_rs 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "hyper 0.11.27 (registry+https://github.com/rust-lang/crates.io-index)",
 "hyper-tls 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libflate 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libflate 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "mime_guess 2.0.0-alpha.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "native-tls 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_json 1.0.22 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_urlencoded 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-io 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-tls 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "uuid 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -1248,8 +1270,8 @@ dependencies = [
 "state 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 "toml 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "version_check 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "yansi 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -1260,7 +1282,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "rocket 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "version_check 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "yansi 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -1271,7 +1293,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "rocket 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_json 1.0.22 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -1352,17 +1374,17 @@ dependencies = [
 [[package]]
 name = "serde"
-version = "1.0.68"
+version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "serde_derive"
-version = "1.0.68"
+version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "proc-macro2 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.14.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.14.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -1370,9 +1392,9 @@ name = "serde_json"
 version = "1.0.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dtoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -1380,10 +1402,10 @@ name = "serde_urlencoded"
 version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dtoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -1462,7 +1484,7 @@ dependencies = [
 [[package]]
 name = "syn"
-version = "0.14.2"
+version = "0.14.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "proc-macro2 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1538,14 +1560,14 @@ name = "tokio"
 version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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@ -2138,6 +2189,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum typeable 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1410f6f91f21d1612654e7cc69193b0334f909dcf2c790c4826254fbb86f8887"
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 "checksum u2f 0.1.2 (git+https://github.com/wisespace-io/u2f-rs?rev=193de35093a44)" = "<none>"
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@ -2149,15 +2201,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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--- a/Cargo.toml
+++ b/Cargo.toml
@ -16,8 +16,8 @@ reqwest = "0.8.6"
 multipart = "0.14.2"
 # A generic serialization/deserialization framework
-serde = "1.0.68"
+serde = "1.0.70"
-serde_derive = "1.0.68"
+serde_derive = "1.0.70"
 serde_json = "1.0.22"
 # A safe, extensible ORM and Query builder
@ -45,11 +45,22 @@ data-encoding = "2.1.1"
 # JWT library
 jsonwebtoken = "= 4.0.1"
 # U2F library
 u2f = "0.1.2"
 # A `dotenv` implementation for Rust
 dotenv = { version = "0.13.0", default-features = false }
 # Lazy static macro
 lazy_static = "1.0.1"
 # Numerical libraries
 num-traits = "0.2.5"
 num-derive = "0.2.2"
 [patch.crates-io]
-jsonwebtoken = { path = "libs/jsonwebtoken" } # Make jwt use ring 0.11, to match rocket
+ # Make jwt use ring 0.11, to match rocket
 jsonwebtoken = { path = "libs/jsonwebtoken" }
 # Version 0.1.2 from crates.io lacks a commit that fixes a certificate error
 u2f = { git = 'https://github.com/wisespace-io/u2f-rs', rev = '193de35093a44' }
--- a/migrations/2018-07-11-181453_create_u2f_twofactor/down.sql
+++ b/migrations/2018-07-11-181453_create_u2f_twofactor/down.sql
@ -0,0 +1,8 @@
 UPDATE users
 SET totp_secret = (
    SELECT twofactor.data FROM twofactor
    WHERE twofactor.type = 0 
    AND twofactor.user_uuid = users.uuid
 );
 DROP TABLE twofactor;
--- a/migrations/2018-07-11-181453_create_u2f_twofactor/up.sql
+++ b/migrations/2018-07-11-181453_create_u2f_twofactor/up.sql
@ -0,0 +1,15 @@
 CREATE TABLE twofactor (
  uuid      TEXT     NOT NULL PRIMARY KEY,
  user_uuid TEXT     NOT NULL REFERENCES users (uuid),
  type      INTEGER  NOT NULL,
  enabled   BOOLEAN  NOT NULL,
  data      TEXT     NOT NULL,
  UNIQUE (user_uuid, type)
 );
 INSERT INTO twofactor (uuid, user_uuid, type, enabled, data) 
 SELECT lower(hex(randomblob(16))) , uuid, 0, 1, u.totp_secret FROM users u where u.totp_secret IS NOT NULL;
 UPDATE users SET totp_secret = NULL; -- Instead of recreating the table, just leave the columns empty
--- a/src/api/core/mod.rs
+++ b/src/api/core/mod.rs
@ -2,7 +2,7 @@ mod accounts;
 mod ciphers;
 mod folders;
 mod organizations;
-mod two_factor;
+pub(crate) mod two_factor;
 use self::accounts::*;
 use self::ciphers::*;
@ -58,9 +58,11 @@ pub fn routes() -> Vec<Route> {
        get_twofactor,
        get_recover,
        recover,
        disable_twofactor,
        generate_authenticator,
        activate_authenticator,
-        disable_authenticator,
+        generate_u2f,
        activate_u2f,
        get_organization,
        create_organization,
--- a/src/api/core/two_factor.rs
+++ b/src/api/core/two_factor.rs
@ -1,28 +1,24 @@
 use rocket_contrib::{Json, Value};
 use data_encoding::BASE32;
 use rocket_contrib::{Json, Value};
 use serde_json;
-use db::DbConn;
+use db::{
    models::{TwoFactor, TwoFactorType, User},
    DbConn,
 };
 use crypto;
-use api::{PasswordData, JsonResult, NumberOrString, JsonUpcase};
+use api::{ApiResult, JsonResult, JsonUpcase, NumberOrString, PasswordData};
 use auth::Headers;
 #[get("/two-factor")]
-fn get_twofactor(headers: Headers) -> JsonResult {
+fn get_twofactor(headers: Headers, conn: DbConn) -> JsonResult {
-    let data = if headers.user.totp_secret.is_none() {
+    let twofactors = TwoFactor::find_by_user(&headers.user.uuid, &conn);
-        Value::Null
+    let twofactors_json: Vec<Value> = twofactors.iter().map(|c| c.to_json_list()).collect();
    } else {
        json!([{
            "Enabled": true,
            "Type": 0,
            "Object": "twoFactorProvider"
        }])
    };
    Ok(Json(json!({
-        "Data": data,
+        "Data": twofactors_json,
        "Object": "list"
    })))
 }
@ -58,7 +54,7 @@ fn recover(data: JsonUpcase<RecoverTwoFactor>, conn: DbConn) -> JsonResult {
    // Get the user
    let mut user = match User::find_by_mail(&data.Email, &conn) {
        Some(user) => user,
-        None => err!("Username or password is incorrect. Try again.")
+        None => err!("Username or password is incorrect. Try again."),
    };
    // Check password
@ -71,24 +67,69 @@ fn recover(data: JsonUpcase<RecoverTwoFactor>, conn: DbConn) -> JsonResult {
        err!("Recovery code is incorrect. Try again.")
    }
-    user.totp_secret = None;
+    // Remove all twofactors from the user
    for twofactor in TwoFactor::find_by_user(&user.uuid, &conn) {
        twofactor.delete(&conn).expect("Error deleting twofactor");
    }
    // Remove the recovery code, not needed without twofactors
    user.totp_recover = None;
    user.save(&conn);
    Ok(Json(json!({})))
 }
 #[derive(Deserialize)]
 #[allow(non_snake_case)]
 struct DisableTwoFactorData {
    MasterPasswordHash: String,
    Type: NumberOrString,
 }
 #[post("/two-factor/disable", data = "<data>")]
 fn disable_twofactor(
    data: JsonUpcase<DisableTwoFactorData>,
    headers: Headers,
    conn: DbConn,
 ) -> JsonResult {
    let data: DisableTwoFactorData = data.into_inner().data;
    let password_hash = data.MasterPasswordHash;
    if !headers.user.check_valid_password(&password_hash) {
        err!("Invalid password");
    }
    let type_ = data.Type.into_i32().expect("Invalid type");
    if let Some(twofactor) = TwoFactor::find_by_user_and_type(&headers.user.uuid, type_, &conn) {
        twofactor.delete(&conn).expect("Error deleting twofactor");
    }
    Ok(Json(json!({
        "Enabled": false,
        "Type": type_,
        "Object": "twoFactorProvider"
    })))
 }
 #[post("/two-factor/get-authenticator", data = "<data>")]
-fn generate_authenticator(data: JsonUpcase<PasswordData>, headers: Headers) -> JsonResult {
+fn generate_authenticator(
    data: JsonUpcase<PasswordData>,
    headers: Headers,
    conn: DbConn,
 ) -> JsonResult {
    let data: PasswordData = data.into_inner().data;
    if !headers.user.check_valid_password(&data.MasterPasswordHash) {
        err!("Invalid password");
    }
-    let (enabled, key) = match headers.user.totp_secret {
+    let type_ = TwoFactorType::Authenticator as i32;
-        Some(secret) => (true, secret),
+    let twofactor = TwoFactor::find_by_user_and_type(&headers.user.uuid, type_, &conn);
-        _ => (false, BASE32.encode(&crypto::get_random(vec![0u8; 20])))
+
    let (enabled, key) = match twofactor {
        Some(tf) => (true, tf.data),
        _ => (false, BASE32.encode(&crypto::get_random(vec![0u8; 20]))),
    };
    Ok(Json(json!({
@ -100,20 +141,24 @@ fn generate_authenticator(data: JsonUpcase<PasswordData>, headers: Headers) -> J
 #[derive(Deserialize, Debug)]
 #[allow(non_snake_case)]
-struct EnableTwoFactorData {
+struct EnableAuthenticatorData {
    MasterPasswordHash: String,
    Key: String,
    Token: NumberOrString,
 }
 #[post("/two-factor/authenticator", data = "<data>")]
-fn activate_authenticator(data: JsonUpcase<EnableTwoFactorData>, headers: Headers, conn: DbConn) -> JsonResult {
+fn activate_authenticator(
-    let data: EnableTwoFactorData = data.into_inner().data;
+    data: JsonUpcase<EnableAuthenticatorData>,
    headers: Headers,
    conn: DbConn,
 ) -> JsonResult {
    let data: EnableAuthenticatorData = data.into_inner().data;
    let password_hash = data.MasterPasswordHash;
    let key = data.Key;
    let token = match data.Token.into_i32() {
        Some(n) => n as u64,
-        None => err!("Malformed token")
+        None => err!("Malformed token"),
    };
    if !headers.user.check_valid_password(&password_hash) {
@ -123,27 +168,24 @@ fn activate_authenticator(data: JsonUpcase<EnableTwoFactorData>, headers: Header
    // Validate key as base32 and 20 bytes length
    let decoded_key: Vec<u8> = match BASE32.decode(key.as_bytes()) {
        Ok(decoded) => decoded,
-        _ => err!("Invalid totp secret")
+        _ => err!("Invalid totp secret"),
    };
    if decoded_key.len() != 20 {
        err!("Invalid key length")
    }
-    // Set key in user.totp_secret
+    let type_ = TwoFactorType::Authenticator;
-    let mut user = headers.user;
+    let twofactor = TwoFactor::new(headers.user.uuid.clone(), type_, key.to_uppercase());
    user.totp_secret = Some(key.to_uppercase());
    // Validate the token provided with the key
-    if !user.check_totp_code(token) {
+    if !twofactor.check_totp_code(token) {
        err!("Invalid totp code")
    }
-    // Generate totp_recover
+    let mut user = headers.user;
-    let totp_recover = BASE32.encode(&crypto::get_random(vec![0u8; 20]));
+    _generate_recover_code(&mut user, &conn);
-    user.totp_recover = Some(totp_recover);
+    twofactor.save(&conn).expect("Error saving twofactor");
    user.save(&conn);
    Ok(Json(json!({
        "Enabled": true,
@ -152,32 +194,228 @@ fn activate_authenticator(data: JsonUpcase<EnableTwoFactorData>, headers: Header
    })))
 }
-#[derive(Deserialize)]
+fn _generate_recover_code(user: &mut User, conn: &DbConn) {
-#[allow(non_snake_case)]
+    if user.totp_recover.is_none() {
-struct DisableTwoFactorData {
+        let totp_recover = BASE32.encode(&crypto::get_random(vec![0u8; 20]));
-    MasterPasswordHash: String,
+        user.totp_recover = Some(totp_recover);
-    Type: NumberOrString,
+        user.save(conn);
    }
 }
-#[post("/two-factor/disable", data = "<data>")]
+use u2f::messages::{RegisterResponse, SignResponse, U2fSignRequest};
-fn disable_authenticator(data: JsonUpcase<DisableTwoFactorData>, headers: Headers, conn: DbConn) -> JsonResult {
+use u2f::protocol::{Challenge, U2f};
-    let data: DisableTwoFactorData = data.into_inner().data;
+use u2f::register::Registration;
    let password_hash = data.MasterPasswordHash;
    let _type = data.Type;
-    if !headers.user.check_valid_password(&password_hash) {
+use CONFIG;
 const U2F_VERSION: &str = "U2F_V2";
 lazy_static! {
    static ref APP_ID: String = format!("{}/app-id.json", &CONFIG.domain);
    static ref U2F: U2f = U2f::new(APP_ID.clone());
 }
 #[post("/two-factor/get-u2f", data = "<data>")]
 fn generate_u2f(data: JsonUpcase<PasswordData>, headers: Headers, conn: DbConn) -> JsonResult {
    let data: PasswordData = data.into_inner().data;
    if !headers.user.check_valid_password(&data.MasterPasswordHash) {
        err!("Invalid password");
    }
-    let mut user = headers.user;
+    let user_uuid = &headers.user.uuid;
    user.totp_secret = None;
    user.totp_recover = None;
-    user.save(&conn);
+    let u2f_type = TwoFactorType::U2f as i32;
    let register_type = TwoFactorType::U2fRegisterChallenge;
    let (enabled, challenge) = match TwoFactor::find_by_user_and_type(user_uuid, u2f_type, &conn) {
        Some(_) => (true, String::new()),
        None => {
            let c = _create_u2f_challenge(user_uuid, register_type, &conn);
            (false, c.challenge)
        }
    };
    Ok(Json(json!({
-        "Enabled": false,
+        "Enabled": enabled,
-        "Type": 0,
+        "Challenge": {
-        "Object": "twoFactorProvider"
+            "UserId": headers.user.uuid,
            "AppId": APP_ID.to_string(),
            "Challenge": challenge,
            "Version": U2F_VERSION,
        },
        "Object": "twoFactorU2f"
    })))
 }
 #[derive(Deserialize, Debug)]
 #[allow(non_snake_case)]
 struct EnableU2FData {
    MasterPasswordHash: String,
    DeviceResponse: String,
 }
 #[post("/two-factor/u2f", data = "<data>")]
 fn activate_u2f(data: JsonUpcase<EnableU2FData>, headers: Headers, conn: DbConn) -> JsonResult {
    let data: EnableU2FData = data.into_inner().data;
    if !headers.user.check_valid_password(&data.MasterPasswordHash) {
        err!("Invalid password");
    }
    let tf_challenge = TwoFactor::find_by_user_and_type(
        &headers.user.uuid,
        TwoFactorType::U2fRegisterChallenge as i32,
        &conn,
    );
    if let Some(tf_challenge) = tf_challenge {
        let challenge: Challenge = serde_json::from_str(&tf_challenge.data).unwrap();
        tf_challenge
            .delete(&conn)
            .expect("Error deleting U2F register challenge");
        let response: RegisterResponse = serde_json::from_str(&data.DeviceResponse).unwrap();
        match U2F.register_response(challenge.clone(), response) {
            Ok(registration) => {
                // TODO: Allow more than one U2F device
                let mut registrations = Vec::new();
                registrations.push(registration);
                let tf_registration = TwoFactor::new(
                    headers.user.uuid.clone(),
                    TwoFactorType::U2f,
                    serde_json::to_string(&registrations).unwrap(),
                );
                tf_registration
                    .save(&conn)
                    .expect("Error saving U2F registration");
                let mut user = headers.user;
                _generate_recover_code(&mut user, &conn);
                Ok(Json(json!({
                    "Enabled": true,
                    "Challenge": {
                        "UserId": user.uuid,
                        "AppId": APP_ID.to_string(),
                        "Challenge": challenge,
                        "Version": U2F_VERSION,
                    },
                    "Object": "twoFactorU2f"
                })))
            }
            Err(e) => {
                println!("Error: {:#?}", e);
                err!("Error activating u2f")
            }
        }
    } else {
        err!("Can't recover challenge")
    }
 }
 fn _create_u2f_challenge(user_uuid: &str, type_: TwoFactorType, conn: &DbConn) -> Challenge {
    let challenge = U2F.generate_challenge().unwrap();
    TwoFactor::new(
        user_uuid.into(),
        type_,
        serde_json::to_string(&challenge).unwrap(),
    ).save(conn)
        .expect("Error saving challenge");
    challenge
 }
 // This struct is copied from the U2F lib
 // because it doesn't implement Deserialize
 #[derive(Serialize, Deserialize, Clone)]
 #[serde(rename_all = "camelCase")]
 pub struct RegistrationCopy {
    pub key_handle: Vec<u8>,
    pub pub_key: Vec<u8>,
    pub attestation_cert: Option<Vec<u8>>,
 }
 impl Into<Registration> for RegistrationCopy {
    fn into(self) -> Registration {
        Registration {
            key_handle: self.key_handle,
            pub_key: self.pub_key,
            attestation_cert: self.attestation_cert,
        }
    }
 }
 fn _parse_registrations(registations: &str) -> Vec<Registration> {
    let registrations_copy: Vec<RegistrationCopy> = serde_json::from_str(registations).unwrap();
    registrations_copy.into_iter().map(Into::into).collect()
 }
 pub fn generate_u2f_login(user_uuid: &str, conn: &DbConn) -> ApiResult<U2fSignRequest> {
    let challenge = _create_u2f_challenge(user_uuid, TwoFactorType::U2fLoginChallenge, conn);
    let type_ = TwoFactorType::U2f as i32;
    let twofactor = match TwoFactor::find_by_user_and_type(user_uuid, type_, conn) {
        Some(tf) => tf,
        None => err!("No U2F devices registered"),
    };
    let registrations = _parse_registrations(&twofactor.data);
    let signed_request: U2fSignRequest = U2F.sign_request(challenge, registrations);
    Ok(signed_request)
 }
 pub fn validate_u2f_login(user_uuid: &str, response: &str, conn: &DbConn) -> ApiResult<()> {
    let challenge_type = TwoFactorType::U2fLoginChallenge as i32;
    let u2f_type = TwoFactorType::U2f as i32;
    let tf_challenge = TwoFactor::find_by_user_and_type(user_uuid, challenge_type, &conn);
    let challenge = match tf_challenge {
        Some(tf_challenge) => {
            let challenge: Challenge = serde_json::from_str(&tf_challenge.data).unwrap();
            tf_challenge
                .delete(&conn)
                .expect("Error deleting U2F login challenge");
            challenge
        }
        None => err!("Can't recover login challenge"),
    };
    let twofactor = match TwoFactor::find_by_user_and_type(user_uuid, u2f_type, conn) {
        Some(tf) => tf,
        None => err!("No U2F devices registered"),
    };
    let registrations = _parse_registrations(&twofactor.data);
    println!("response {:#?}", response);
    let response: SignResponse = serde_json::from_str(response).unwrap();
    println!("client_data {:#?}", response.client_data);
    println!("key_handle {:#?}", response.key_handle);
    println!("signature_data {:#?}", response.signature_data);
    let mut _counter: u32 = 0;
    for registration in registrations {
        let response =
            U2F.sign_response(challenge.clone(), registration, response.clone(), _counter);
        match response {
            Ok(new_counter) => {
                _counter = new_counter;
                println!("O {:#}", new_counter);
                return Ok(());
            }
            Err(e) => {
                println!("E {:#}", e);
                break;
            }
        }
    }
    err!("error verifying response")
 }
--- a/src/api/identity.rs
+++ b/src/api/identity.rs
@ -1,19 +1,21 @@
 use std::collections::HashMap;
-use rocket::{Route, Outcome};
+use rocket::request::{self, Form, FormItems, FromForm, FromRequest, Request};
-use rocket::request::{self, Request, FromRequest, Form, FormItems, FromForm};
+use rocket::{Outcome, Route};
 use rocket_contrib::{Json, Value};
-use db::DbConn;
+use num_traits::FromPrimitive;
 use db::models::*;
 use db::DbConn;
-use util;
+use util::{self, JsonMap};
-use api::JsonResult;
+use api::{ApiResult, JsonResult};
 pub fn routes() -> Vec<Route> {
-    routes![ login]
+    routes![login]
 }
 #[post("/connect/token", data = "<connect_data>")]
@ -21,8 +23,8 @@ fn login(connect_data: Form<ConnectData>, device_type: DeviceType, conn: DbConn)
    let data = connect_data.get();
    match data.grant_type {
-        GrantType::RefreshToken =>_refresh_login(data, device_type, conn),
+        GrantType::RefreshToken => _refresh_login(data, device_type, conn),
-        GrantType::Password => _password_login(data, device_type, conn)
+        GrantType::Password => _password_login(data, device_type, conn),
    }
 }
@ -33,7 +35,7 @@ fn _refresh_login(data: &ConnectData, _device_type: DeviceType, conn: DbConn) ->
    // Get device by refresh token
    let mut device = match Device::find_by_refresh_token(token, &conn) {
        Some(device) => device,
-        None => err!("Invalid refresh token")
+        None => err!("Invalid refresh token"),
    };
    // COMMON
@ -64,7 +66,7 @@ fn _password_login(data: &ConnectData, device_type: DeviceType, conn: DbConn) ->
    let username = data.get("username");
    let user = match User::find_by_mail(username, &conn) {
        Some(user) => user,
-        None => err!("Username or password is incorrect. Try again.")
+        None => err!("Username or password is incorrect. Try again."),
    };
    // Check password
@ -72,7 +74,7 @@ fn _password_login(data: &ConnectData, device_type: DeviceType, conn: DbConn) ->
    if !user.check_valid_password(password) {
        err!("Username or password is incorrect. Try again.")
    }
-    
+
    // Let's only use the header and ignore the 'devicetype' parameter
    let device_type_num = device_type.0;
@ -102,42 +104,7 @@ fn _password_login(data: &ConnectData, device_type: DeviceType, conn: DbConn) ->
        }
    };
-    let twofactor_token = if user.requires_twofactor() {
+    let twofactor_token = twofactor_auth(&user.uuid, &data, &mut device, &conn)?;
        let twofactor_provider = util::parse_option_string(data.get_opt("twoFactorProvider")).unwrap_or(0);
        let twofactor_code = match data.get_opt("twoFactorToken") {
            Some(code) => code,
            None => err_json!(_json_err_twofactor())
        };
       match twofactor_provider {
            0 /* TOTP */ => { 
                let totp_code: u64 = match twofactor_code.parse() {
                    Ok(code) => code,
                    Err(_) => err!("Invalid Totp code")
                };
                if !user.check_totp_code(totp_code) {
                    err_json!(_json_err_twofactor())
                }
                if util::parse_option_string(data.get_opt("twoFactorRemember")).unwrap_or(0) == 1 {
                    device.refresh_twofactor_remember();
                    device.twofactor_remember.clone()
                } else {
                    device.delete_twofactor_remember();
                    None
                }
            },
            5 /* Remember */ => {
                match device.twofactor_remember {
                    Some(ref remember) if remember == twofactor_code => (),
                    _ => err_json!(_json_err_twofactor())
                };
                None // No twofactor token needed here
            },
            _ => err!("Invalid two factor provider"),
        }
    } else { None };  // No twofactor token if twofactor is disabled
    // Common
    let user = User::find_by_uuid(&device.user_uuid, &conn).unwrap();
@ -163,13 +130,124 @@ fn _password_login(data: &ConnectData, device_type: DeviceType, conn: DbConn) ->
    Ok(Json(result))
 }
-fn _json_err_twofactor() -> Value {
+fn twofactor_auth(
-    json!({
+    user_uuid: &str,
    data: &ConnectData,
    device: &mut Device,
    conn: &DbConn,
 ) -> ApiResult<Option<String>> {
    let twofactors_raw = TwoFactor::find_by_user(user_uuid, conn);
    // Remove u2f challenge twofactors (impl detail)
    let twofactors: Vec<_> = twofactors_raw.iter().filter(|tf| tf.type_ < 1000).collect();
    let providers: Vec<_> = twofactors.iter().map(|tf| tf.type_).collect();
    // No twofactor token if twofactor is disabled
    if twofactors.len() == 0 {
        return Ok(None);
    }
    let provider = match util::parse_option_string(data.get_opt("twoFactorProvider")) {
        Some(provider) => provider,
        None => providers[0], // If we aren't given a two factor provider, asume the first one
    };
    let twofactor_code = match data.get_opt("twoFactorToken") {
        Some(code) => code,
        None => err_json!(_json_err_twofactor(&providers, user_uuid, conn)?),
    };
    let twofactor = twofactors.iter().filter(|tf| tf.type_ == provider).nth(0);
    match TwoFactorType::from_i32(provider) {
        Some(TwoFactorType::Remember) => {
            match &device.twofactor_remember {
                Some(remember) if remember == twofactor_code => return Ok(None), // No twofactor token needed here
                _ => err_json!(_json_err_twofactor(&providers, user_uuid, conn)?),
            }
        }
        Some(TwoFactorType::Authenticator) => {
            let twofactor = match twofactor {
                Some(tf) => tf,
                None => err!("TOTP not enabled"),
            };
            let totp_code: u64 = match twofactor_code.parse() {
                Ok(code) => code,
                _ => err!("Invalid TOTP code"),
            };
            if !twofactor.check_totp_code(totp_code) {
                err_json!(_json_err_twofactor(&providers, user_uuid, conn)?)
            }
        }
        Some(TwoFactorType::U2f) => {
            use api::core::two_factor;
            two_factor::validate_u2f_login(user_uuid, twofactor_code, conn)?;
        }
        _ => err!("Invalid two factor provider"),
    }
    if util::parse_option_string(data.get_opt("twoFactorRemember")).unwrap_or(0) == 1 {
        Ok(Some(device.refresh_twofactor_remember()))
    } else {
        device.delete_twofactor_remember();
        Ok(None)
    }
 }
 fn _json_err_twofactor(providers: &[i32], user_uuid: &str, conn: &DbConn) -> ApiResult<Value> {
    use api::core::two_factor;
    let mut result = json!({
        "error" : "invalid_grant",
        "error_description" : "Two factor required.",
-        "TwoFactorProviders" : [ 0 ],
+        "TwoFactorProviders" : providers,
-        "TwoFactorProviders2" : { "0" : null }
+        "TwoFactorProviders2" : {} // { "0" : null }
-    })
+    });
    for provider in providers {
        result["TwoFactorProviders2"][provider.to_string()] = Value::Null;
        match TwoFactorType::from_i32(*provider) {
            Some(TwoFactorType::Authenticator) => { /* Nothing to do for TOTP */ }
            Some(TwoFactorType::U2f) => {
                let request = two_factor::generate_u2f_login(user_uuid, conn)?;
                let mut challenge_list = Vec::new();
                for key in request.registered_keys {
                    let mut challenge_map = JsonMap::new();
                    challenge_map.insert("appId".into(), Value::String(request.app_id.clone()));
                    challenge_map
                        .insert("challenge".into(), Value::String(request.challenge.clone()));
                    challenge_map.insert("version".into(), Value::String(key.version));
                    challenge_map.insert(
                        "keyHandle".into(),
                        Value::String(key.key_handle.unwrap_or_default()),
                    );
                    challenge_list.push(Value::Object(challenge_map));
                }
                let mut map = JsonMap::new();
                use serde_json;
                let challenge_list_str = serde_json::to_string(&challenge_list).unwrap();
                map.insert("Challenges".into(), Value::String(challenge_list_str));
                result["TwoFactorProviders2"][provider.to_string()] = Value::Object(map);
            }
            _ => {}
        }
    }
    Ok(result)
 }
 #[derive(Clone, Copy)]
@ -187,7 +265,6 @@ impl<'a, 'r> FromRequest<'a, 'r> for DeviceType {
    }
 }
 #[derive(Debug)]
 struct ConnectData {
    grant_type: GrantType,
@ -196,7 +273,10 @@ struct ConnectData {
 }
 #[derive(Debug, Copy, Clone)]
-enum GrantType { RefreshToken, Password }
+enum GrantType {
    RefreshToken,
    Password,
 }
 impl ConnectData {
    fn get(&self, key: &str) -> &String {
@ -227,25 +307,28 @@ impl<'f> FromForm<'f> for ConnectData {
        }
        // Validate needed values
-        let (grant_type, is_device) =
+        let (grant_type, is_device) = match data.get("grant_type").map(String::as_ref) {
-            match data.get("grant_type").map(String::as_ref) {
+            Some("refresh_token") => {
-                Some("refresh_token") => {
+                check_values(&data, &VALUES_REFRESH)?;
-                    check_values(&data, &VALUES_REFRESH)?;
+                (GrantType::RefreshToken, false) // Device doesn't matter here
-                    (GrantType::RefreshToken, false) // Device doesn't matter here
+            }
-                }
+            Some("password") => {
-                Some("password") => {
+                check_values(&data, &VALUES_PASSWORD)?;
                    check_values(&data, &VALUES_PASSWORD)?;
-                    let is_device = match data["client_id"].as_ref() {
+                let is_device = match data["client_id"].as_ref() {
-                        "browser" | "mobile" => check_values(&data, &VALUES_DEVICE)?,
+                    "browser" | "mobile" => check_values(&data, &VALUES_DEVICE)?,
-                        _ => false
+                    _ => false,
-                    };
+                };
-                    (GrantType::Password, is_device)
+                (GrantType::Password, is_device)
-                }
+            }
-                _ => return Err("Grant type not supported".to_string())
+            _ => return Err("Grant type not supported".to_string()),
-            };
+        };
-        Ok(ConnectData { grant_type, is_device, data })
+        Ok(ConnectData {
            grant_type,
            is_device,
            data,
        })
    }
 }
--- a/src/api/mod.rs
+++ b/src/api/mod.rs
@ -1,4 +1,4 @@
-mod core;
+pub(crate) mod core;
 mod icons;
 mod identity;
 mod web;
@ -12,8 +12,9 @@ use rocket::response::status::BadRequest;
 use rocket_contrib::Json;
 // Type aliases for API methods results
-type JsonResult = Result<Json, BadRequest<Json>>;
+type ApiResult<T> = Result<T, BadRequest<Json>>;
-type EmptyResult = Result<(), BadRequest<Json>>;
+type JsonResult = ApiResult<Json>;
 type EmptyResult = ApiResult<()>;
 use util;
 type JsonUpcase<T> = Json<util::UpCase<T>>;
--- a/src/api/web.rs
+++ b/src/api/web.rs
@ -4,13 +4,13 @@ use std::path::{Path, PathBuf};
 use rocket::request::Request;
 use rocket::response::{self, NamedFile, Responder};
 use rocket::Route;
-use rocket_contrib::Json;
+use rocket_contrib::{Json, Value};
 use CONFIG;
 pub fn routes() -> Vec<Route> {
    if CONFIG.web_vault_enabled {
-        routes![web_index, web_files, attachments, alive]
+        routes![web_index, app_id, web_files, attachments, alive]
    } else {
        routes![attachments, alive]
    }
@ -22,6 +22,20 @@ fn web_index() -> WebHeaders<io::Result<NamedFile>> {
    web_files("index.html".into())
 }
 #[get("/app-id.json")]
 fn app_id() -> WebHeaders<Json<Value>> {
    WebHeaders(Json(json!({
    "trustedFacets": [
        {
        "version": { "major": 1, "minor": 0 },
        "ids": [
            &CONFIG.domain,
            "ios:bundle-id:com.8bit.bitwarden",
            "android:apk-key-hash:dUGFzUzf3lmHSLBDBIv+WaFyZMI" ]
        }]
    })))
 }
 #[get("/<p..>", rank = 1)] // Only match this if the other routes don't match
 fn web_files(p: PathBuf) -> WebHeaders<io::Result<NamedFile>> {
    WebHeaders(NamedFile::open(Path::new(&CONFIG.web_vault_folder).join(p)))
--- a/src/auth.rs
+++ b/src/auth.rs
@ -11,11 +11,11 @@ use serde::ser::Serialize;
 use CONFIG;
 const JWT_ALGORITHM: jwt::Algorithm = jwt::Algorithm::RS256;
 // TODO: This isn't used, but we  should make sure it represents the correct address
 pub const JWT_ISSUER: &str = "localhost:8000/identity";
 lazy_static! {
    pub static ref DEFAULT_VALIDITY: Duration = Duration::hours(2);
    pub static ref JWT_ISSUER: String = CONFIG.domain.clone();
    static ref JWT_HEADER: jwt::Header = jwt::Header::new(JWT_ALGORITHM);
    static ref PRIVATE_RSA_KEY: Vec<u8> = match read_file(&CONFIG.private_rsa_key) {
@ -43,7 +43,7 @@ pub fn decode_jwt(token: &str) -> Result<JWTClaims, String> {
        validate_iat: true,
        validate_nbf: true,
        aud: None,
-        iss: Some(JWT_ISSUER.into()),
+        iss: Some(JWT_ISSUER.clone()),
        sub: None,
        algorithms: vec![JWT_ALGORITHM],
    };
--- a/src/db/models/device.rs
+++ b/src/db/models/device.rs
@ -43,11 +43,14 @@ impl Device {
        }
    }
-    pub fn refresh_twofactor_remember(&mut self) {
+    pub fn refresh_twofactor_remember(&mut self) -> String {
        use data_encoding::BASE64;
        use crypto;
-        self.twofactor_remember = Some(BASE64.encode(&crypto::get_random(vec![0u8; 180])));
+        let twofactor_remember = BASE64.encode(&crypto::get_random(vec![0u8; 180]));
        self.twofactor_remember = Some(twofactor_remember.clone());
        twofactor_remember
    }
    pub fn delete_twofactor_remember(&mut self) {
--- a/src/db/models/mod.rs
+++ b/src/db/models/mod.rs
@ -6,6 +6,7 @@ mod user;
 mod collection;
 mod organization;
 mod two_factor;
 pub use self::attachment::Attachment;
 pub use self::cipher::Cipher;
@ -15,3 +16,4 @@ pub use self::user::User;
 pub use self::organization::Organization;
 pub use self::organization::{UserOrganization, UserOrgStatus, UserOrgType};
 pub use self::collection::{Collection, CollectionUser, CollectionCipher};
 pub use self::two_factor::{TwoFactor, TwoFactorType};
--- a/src/db/models/two_factor.rs
+++ b/src/db/models/two_factor.rs
@ -0,0 +1,112 @@
 use serde_json::Value as JsonValue;
 use uuid::Uuid;
 use super::User;
 #[derive(Debug, Identifiable, Queryable, Insertable, Associations)]
 #[table_name = "twofactor"]
 #[belongs_to(User, foreign_key = "user_uuid")]
 #[primary_key(uuid)]
 pub struct TwoFactor {
    pub uuid: String,
    pub user_uuid: String,
    pub type_: i32,
    pub enabled: bool,
    pub data: String,
 }
 #[allow(dead_code)]
 #[derive(FromPrimitive, ToPrimitive)]
 pub enum TwoFactorType {
    Authenticator = 0,
    Email = 1,
    Duo = 2,
    YubiKey = 3,
    U2f = 4,
    Remember = 5,
    OrganizationDuo = 6,
    // These are implementation details
    U2fRegisterChallenge = 1000,
    U2fLoginChallenge = 1001,
 }
 /// Local methods
 impl TwoFactor {
    pub fn new(user_uuid: String, type_: TwoFactorType, data: String) -> Self {
        Self {
            uuid: Uuid::new_v4().to_string(),
            user_uuid,
            type_: type_ as i32,
            enabled: true,
            data,
        }
    }
    pub fn check_totp_code(&self, totp_code: u64) -> bool {
        let totp_secret = self.data.as_bytes();
        use data_encoding::BASE32;
        use oath::{totp_raw_now, HashType};
        let decoded_secret = match BASE32.decode(totp_secret) {
            Ok(s) => s,
            Err(_) => return false
        };
        let generated = totp_raw_now(&decoded_secret, 6, 0, 30, &HashType::SHA1);
        generated == totp_code
    }
    pub fn to_json(&self) -> JsonValue {
        json!({
            "Enabled": self.enabled,
            "Key": "", // This key and value vary
            "Object": "twoFactorAuthenticator" // This value varies
        })
    }
    pub fn to_json_list(&self) -> JsonValue {
        json!({
            "Enabled": self.enabled,
            "Type": self.type_,
            "Object": "twoFactorProvider"
        })
    }
 }
 use diesel;
 use diesel::prelude::*;
 use db::DbConn;
 use db::schema::twofactor;
 /// Database methods
 impl TwoFactor {
    pub fn save(&self, conn: &DbConn) -> QueryResult<usize> {
        diesel::replace_into(twofactor::table)
            .values(self)
            .execute(&**conn)
    }
    pub fn delete(self, conn: &DbConn) -> QueryResult<usize> {
        diesel::delete(
            twofactor::table.filter(
                twofactor::uuid.eq(self.uuid)
            )
        ).execute(&**conn)
    }
    pub fn find_by_user(user_uuid: &str, conn: &DbConn) -> Vec<Self> {
        twofactor::table
            .filter(twofactor::user_uuid.eq(user_uuid))
            .load::<Self>(&**conn).expect("Error loading twofactor")
    }
    pub fn find_by_user_and_type(user_uuid: &str, type_: i32, conn: &DbConn) -> Option<Self> {
        twofactor::table
            .filter(twofactor::user_uuid.eq(user_uuid))
            .filter(twofactor::type_.eq(type_))
            .first::<Self>(&**conn).ok()
    }
 }
--- a/src/db/models/user.rs
+++ b/src/db/models/user.rs
@ -27,7 +27,8 @@ pub struct User {
    pub private_key: Option<String>,
    pub public_key: Option<String>,
-    pub totp_secret: Option<String>,
+    #[column_name = "totp_secret"]
    _totp_secret: Option<String>,
    pub totp_recover: Option<String>,
    pub security_stamp: String,
@ -64,7 +65,7 @@ impl User {
            private_key: None,
            public_key: None,
-            totp_secret: None,
+            _totp_secret: None,
            totp_recover: None,
            equivalent_domains: "[]".to_string(),
@ -97,28 +98,6 @@ impl User {
    pub fn reset_security_stamp(&mut self) {
        self.security_stamp = Uuid::new_v4().to_string();
    }
    pub fn requires_twofactor(&self) -> bool {
        self.totp_secret.is_some()
    }
    pub fn check_totp_code(&self, totp_code: u64) -> bool {
        if let Some(ref totp_secret) = self.totp_secret {
            // Validate totp
            use data_encoding::BASE32;
            use oath::{totp_raw_now, HashType};
            let decoded_secret = match BASE32.decode(totp_secret.as_bytes()) {
                Ok(s) => s,
                Err(_) => return false
            };
            let generated = totp_raw_now(&decoded_secret, 6, 0, 30, &HashType::SHA1);
            generated == totp_code
        } else {
            true
        }
    }
 }
 use diesel;
@ -130,10 +109,13 @@ use db::schema::users;
 impl User {
    pub fn to_json(&self, conn: &DbConn) -> JsonValue {
        use super::UserOrganization;
        use super::TwoFactor;
        let orgs = UserOrganization::find_by_user(&self.uuid, conn);
        let orgs_json: Vec<JsonValue> = orgs.iter().map(|c| c.to_json(&conn)).collect();
        let twofactor_enabled = TwoFactor::find_by_user(&self.uuid, conn).len() > 0;
        json!({
            "Id": self.uuid,
            "Name": self.name,
@ -142,7 +124,7 @@ impl User {
            "Premium": true,
            "MasterPasswordHint": self.password_hint,
            "Culture": "en-US",
-            "TwoFactorEnabled": self.totp_secret.is_some(),
+            "TwoFactorEnabled": twofactor_enabled,
            "Key": self.key,
            "PrivateKey": self.private_key,
            "SecurityStamp": self.security_stamp,
--- a/src/db/schema.rs
+++ b/src/db/schema.rs
@ -79,6 +79,17 @@ table! {
    }
 }
 table! {
    twofactor (uuid) {
        uuid -> Text,
        user_uuid -> Text,
        #[sql_name = "type"]
        type_ -> Integer,
        enabled -> Bool,
        data -> Text,
    }
 }
 table! {
    users (uuid) {
        uuid -> Text,
@ -132,6 +143,7 @@ joinable!(devices -> users (user_uuid));
 joinable!(folders -> users (user_uuid));
 joinable!(folders_ciphers -> ciphers (cipher_uuid));
 joinable!(folders_ciphers -> folders (folder_uuid));
 joinable!(twofactor -> users (user_uuid));
 joinable!(users_collections -> collections (collection_uuid));
 joinable!(users_collections -> users (user_uuid));
 joinable!(users_organizations -> organizations (org_uuid));
@ -146,6 +158,7 @@ allow_tables_to_appear_in_same_query!(
    folders,
    folders_ciphers,
    organizations,
    twofactor,
    users,
    users_collections,
    users_organizations,
--- a/src/main.rs
+++ b/src/main.rs
@ -19,9 +19,13 @@ extern crate chrono;
 extern crate oath;
 extern crate data_encoding;
 extern crate jsonwebtoken as jwt;
 extern crate u2f;
 extern crate dotenv;
 #[macro_use]
 extern crate lazy_static;
 #[macro_use]
 extern crate num_derive;
 extern crate num_traits;
 use std::{env, path::Path, process::{exit, Command}};
 use rocket::Rocket;
@ -160,6 +164,7 @@ pub struct Config {
    local_icon_extractor: bool,
    signups_allowed: bool,
    password_iterations: i32,
    domain: String,
 }
 impl Config {
@ -184,6 +189,7 @@ impl Config {
            local_icon_extractor: util::parse_option_string(env::var("LOCAL_ICON_EXTRACTOR").ok()).unwrap_or(false),
            signups_allowed: util::parse_option_string(env::var("SIGNUPS_ALLOWED").ok()).unwrap_or(true),
            password_iterations: util::parse_option_string(env::var("PASSWORD_ITERATIONS").ok()).unwrap_or(100_000),
            domain: env::var("DOMAIN").unwrap_or("https://localhost".into()),
        }
    }
 }
--- a/src/util.rs
+++ b/src/util.rs
@ -132,7 +132,9 @@ pub fn format_date(date: &NaiveDateTime) -> String {
 use std::fmt;
 use serde::de::{self, DeserializeOwned, Deserializer, MapAccess, SeqAccess, Visitor};
-use serde_json::Value;
+use serde_json::{self, Value};
 pub type JsonMap = serde_json::Map<String, Value>;
 #[derive(PartialEq, Serialize, Deserialize)]
 pub struct UpCase<T: DeserializeOwned> {
@ -162,8 +164,7 @@ impl<'de> Visitor<'de> for UpCaseVisitor {
    fn visit_map<A>(self, mut map: A) -> Result<Self::Value, A::Error>
        where A: MapAccess<'de>
    {
-        use serde_json::Map;
+        let mut result_map = JsonMap::new();
        let mut result_map = Map::<String, Value>::new();
        while let Some((key, value)) = map.next_entry()? {
            result_map.insert(upcase_first(key), upcase_value(&value));