diff --git a/substrate/.gitlab-ci.yml b/substrate/.gitlab-ci.yml
index ff4172aa5e..abab05f74e 100644
--- a/substrate/.gitlab-ci.yml
+++ b/substrate/.gitlab-ci.yml
@@ -104,6 +104,8 @@ check-web-wasm:
     - time cargo web build -p sr-primitives
     - time cargo web build -p sr-std
     - time cargo web build -p substrate-consensus-common
+    - time cargo web build -p substrate-keyring
+    - time cargo web build -p substrate-keystore
     - time cargo web build -p substrate-executor
     - time cargo web build -p substrate-network-libp2p
     - time cargo web build -p substrate-panic-handler
diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index 9944db924b..f8f8588edf 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -8,16 +8,6 @@ dependencies = [
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "aes"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "aes-soft 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "aesni 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "block-cipher-trait 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "aes-ctr"
 version = "0.3.0"
@@ -257,15 +247,6 @@ dependencies = [
  "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "block-buffer"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.7.3"
@@ -285,15 +266,6 @@ dependencies = [
  "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "block-modes"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "block-cipher-trait 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "block-padding 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "block-padding"
 version = "0.1.4"
@@ -629,15 +601,6 @@ dependencies = [
  "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "crypto-mac"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "crypto-mac"
 version = "0.7.0"
@@ -711,7 +674,7 @@ dependencies = [
  "clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -743,14 +706,6 @@ dependencies = [
  "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "digest"
-version = "0.7.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "digest"
 version = "0.8.0"
@@ -983,14 +938,6 @@ dependencies = [
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "generic-array"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "generic-array"
 version = "0.12.0"
@@ -1150,15 +1097,6 @@ dependencies = [
  "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "hmac"
-version = "0.6.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "crypto-mac 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "hmac"
 version = "0.7.0"
@@ -2383,23 +2321,6 @@ dependencies = [
  "syn 0.15.32 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "parity-crypto"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "aes 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "aes-ctr 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "block-modes 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "ripemd160 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "scrypt 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "parity-multiaddr"
 version = "0.4.0"
@@ -2535,16 +2456,6 @@ dependencies = [
  "syn 0.15.32 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "pbkdf2"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "crypto-mac 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "pbkdf2"
 version = "0.3.0"
@@ -2911,16 +2822,6 @@ dependencies = [
  "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "ripemd160"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "rocksdb"
 version = "0.11.0"
@@ -3017,7 +2918,7 @@ dependencies = [
  "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha3 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3025,18 +2926,6 @@ name = "scopeguard"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "scrypt"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "hmac 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "pbkdf2 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "sha2 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "security-framework"
 version = "0.2.2"
@@ -3132,17 +3021,6 @@ dependencies = [
  "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "sha2"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "block-buffer 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "sha2"
 version = "0.8.0"
@@ -3249,7 +3127,7 @@ dependencies = [
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "static_slice 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4260,11 +4138,10 @@ version = "2.0.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-crypto 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 2.0.0",
- "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "subtle 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -4663,7 +4540,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "subtle"
-version = "2.0.0"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -5579,7 +5456,6 @@ dependencies = [
 
 [metadata]
 "checksum MacTypes-sys 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "eaf9f0d0b1cc33a4d2aee14fb4b2eac03462ef4db29c8ac4057327d8a71ad86f"
-"checksum aes 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "54eb1d8fe354e5fc611daf4f2ea97dd45a765f4f1e4512306ec183ae2e8f20c9"
 "checksum aes-ctr 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d2e5b0458ea3beae0d1d8c0f3946564f8e10f90646cf78c06b4351052058d1ee"
 "checksum aes-soft 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "cfd7e7ae3f9a1fb5c03b389fc6bb9a51400d0c13053f0dca698c832bfd893a0d"
 "checksum aesni 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2f70a6b5f971e473091ab7cfb5ffac6cde81666c4556751d8d5620ead8abf100"
@@ -5607,10 +5483,8 @@ dependencies = [
 "checksum blake2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "91721a6330935673395a0607df4d49a9cb90ae12d259f1b3e0a3f6e1d486872e"
 "checksum blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "5d6d530bdd2d52966a6d03b7a964add7ae1a288d25214066fd4b600f0f796400"
 "checksum block-buffer 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1339a1042f5d9f295737ad4d9a6ab6bf81c84a933dba110b9200cd6d1448b814"
-"checksum block-buffer 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a076c298b9ecdb530ed9d967e74a6027d6a7478924520acddcddc24c1c8ab3ab"
 "checksum block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
 "checksum block-cipher-trait 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1c924d49bd09e7c06003acda26cd9742e796e34282ec6c1189404dee0c1f4774"
-"checksum block-modes 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "31aa8410095e39fdb732909fb5730a48d5bd7c2e3cd76bd1b07b3dbea130c529"
 "checksum block-padding 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "6d4dc3af3ee2e12f3e5d224e5e1e3d73668abbeb69e566d361f7d5563a4fdf09"
 "checksum bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0de79cfb98e7aa9988188784d8664b4b5dad6eaaa0863b91d9a4ed871d4f7a42"
 "checksum bstr 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6c8203ca06c502958719dae5f653a79e0cc6ba808ed02beffbf27d09610f2143"
@@ -5649,7 +5523,6 @@ dependencies = [
 "checksum crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "a2f4a431c5c9f662e1200b7c7f02c34e91361150e382089a8f2dec3ba680cbda"
 "checksum crunchy 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c240f247c278fa08a6d4820a6a222bfc6e0d999e51ba67be94f44c905b2161f2"
 "checksum crypto-mac 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "779015233ac67d65098614aec748ac1c756ab6677fa2e14cf8b37c08dfed1198"
-"checksum crypto-mac 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7afa06d05a046c7a47c3a849907ec303504608c927f4e85f7bfff22b7180d971"
 "checksum crypto-mac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4434400df11d95d556bac068ddfedd482915eb18fe8bea89bc80b6e4b1c179e5"
 "checksum csv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "9044e25afb0924b5a5fc5511689b0918629e85d68ea591e5e87fbf1e85ea1b3b"
 "checksum csv-core 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "fa5cdef62f37e6ffe7d1f07a381bc0db32b7a3ff1cac0de56cb0d81e71f53d65"
@@ -5662,7 +5535,6 @@ dependencies = [
 "checksum derive_more 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fbe9f11be34f800b3ecaaed0ec9ec2e015d1d0ba0c8644c1310f73d6e8994615"
 "checksum difference 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
 "checksum digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e5b29bf156f3f4b3c4f610a25ff69370616ae6e0657d416de22645483e72af0a"
-"checksum digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)" = "03b072242a8cbaf9c145665af9d250c59af3b958f83ed6824e13533cf76d5b90"
 "checksum digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05f47366984d3ad862010e22c7ce81a7dbcaebbdfb37241a620f8b6596ee135c"
 "checksum discard 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0"
 "checksum dns-parser 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c4d33be9473d06f75f58220f71f7a9317aca647dc061dbd3c361b0bef505fbea"
@@ -5692,7 +5564,6 @@ dependencies = [
 "checksum gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)" = "8f5f3913fa0bfe7ee1fd8248b6b9f42a5af4b9d65ec2dd2c3c26132b950ecfc2"
 "checksum generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3c0f28c2f5bfb5960175af447a2da7c18900693738343dc896ffbcabd9839592"
 "checksum generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)" = "fceb69994e330afed50c93524be68c42fa898c2d9fd4ee8da03bd7363acd26f2"
-"checksum generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ef25c5683767570c2bbd7deba372926a55eaae9982d7726ee2a1050239d45b9d"
 "checksum get_if_addrs 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "abddb55a898d32925f3148bd281174a68eeb68bbfd9a5938a57b18f506ee4ef7"
 "checksum get_if_addrs-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0d04f9fb746cf36b191c00f3ede8bde9c8e64f9f4b05ae2694a9ccf5e3f5ab48"
 "checksum glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
@@ -5711,7 +5582,6 @@ dependencies = [
 "checksum hex-literal-impl 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "520870c3213943eb8d7803e80180d12a6c7ceb4ae74602544529d1643dc4ddda"
 "checksum hex-literal-impl 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "06095d08c7c05760f11a071b3e1d4c5b723761c01bd8d7201c30a9536668a612"
 "checksum hmac 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7a13f4163aa0c5ca1be584aace0e2212b2e41be5478218d4f657f5f778b2ae2a"
-"checksum hmac 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "733e1b3ac906631ca01ebb577e9bb0f5e37a454032b9036b5eaea4013ed6f99a"
 "checksum hmac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f127a908633569f208325f86f71255d3363c79721d7f9fe31cd5569908819771"
 "checksum hmac-drbg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4fe727d41d2eec0a6574d887914347e5ff96a3b87177817e2a9820c5c87fecc2"
 "checksum http 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)" = "eed324f0f0daf6ec10c474f150505af2c143f251722bf9dbd1261bd1f2ee2c1a"
@@ -5808,7 +5678,6 @@ dependencies = [
 "checksum parity-bytes 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)" = "<none>"
 "checksum parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dcb43c05fb71c03b4ea7327bf15694da1e0f23f19d5b1e95bab6c6d74097e336"
 "checksum parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "00a486fd383382ddcb2de928364b1f82571c1e48274fc43b7667a4738ee4056c"
-"checksum parity-crypto 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cf1b9c063d87e1507cb3807493c8d21859ef23b5414b39f81c53f0ba267d64c1"
 "checksum parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "18a130a727008cfcd1068a28439fe939897ccad28664422aeca65b384d6de6d0"
 "checksum parity-multihash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05d6a68e07ab34a9e87bd8dd4936f6bb5be21e4f6dbcdbaf04d8e854eba0af01"
 "checksum parity-wasm 0.31.3 (registry+https://github.com/rust-lang/crates.io-index)" = "511379a8194230c2395d2f5fa627a5a7e108a9f976656ce723ae68fca4097bfc"
@@ -5821,7 +5690,6 @@ dependencies = [
 "checksum parking_lot_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "94c8c7923936b28d546dfd14d4472eaf34c99b14e1c973a32b3e6d4eb04298c9"
 "checksum paste 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "1f4a4a1c555c6505821f9d58b8779d0f630a6b7e4e1be24ba718610acf01fa79"
 "checksum paste-impl 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "26e796e623b8b257215f27e6c80a5478856cae305f5b59810ff9acdaa34570e6"
-"checksum pbkdf2 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0c09cddfbfc98de7f76931acf44460972edb4023eb14d0c6d4018800e552d8e0"
 "checksum pbkdf2 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "006c038a43a45995a9670da19e67600114740e8511d4333bf97a56e66a7542d9"
 "checksum peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 "checksum percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
@@ -5864,7 +5732,6 @@ dependencies = [
 "checksum remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3488ba1b9a2084d38645c4c08276a1752dcbf2c7130d74f1569681ad5d2799c5"
 "checksum rhododendron 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ae9381ed76c1ec4e8994f1f7d2c6d7e33eed3ff7176e16fece09c2e993fc4a5a"
 "checksum ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)" = "426bc186e3e95cac1e4a4be125a4aca7e84c2d616ffc02244eef36e2a60a093c"
-"checksum ripemd160 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ad5112e0dbbb87577bfbc56c42450235e3012ce336e29c5befd7807bd626da4a"
 "checksum rocksdb 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f1651697fefd273bfb4fd69466cc2a9d20de557a0213b97233b22b5e95924b5e"
 "checksum rpassword 3.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c34fa7bcae7fca3c8471e8417088bbc3ad9af8066b0ecf4f3c0d98a0d772716e"
 "checksum rustc-demangle 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "ccc78bfd5acd7bf3e89cffcf899e5cb1a52d6fafa8dec2739ad70c9577a57288"
@@ -5878,7 +5745,6 @@ dependencies = [
 "checksum schannel 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "f2f6abf258d99c3c1c5c2131d99d064e94b7b3dd5f416483057f308fea253339"
 "checksum schnorrkel 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b5eff518f9bed3d803a0d002af0ab96339b0ebbedde3bec98a684986134b7a39"
 "checksum scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "94258f53601af11e6a49f722422f6e3425c52b06245a5cf9bc09908b174f5e27"
-"checksum scrypt 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "8570c5e2fa69cb29d492fd4e9974b6b5facb5a888e1c6da630d4a3cd7ebfef4a"
 "checksum security-framework 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "bfab8dda0e7a327c696d893df9ffa19cadc4bd195797997f5223cf5831beaf05"
 "checksum security-framework-sys 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3d6696852716b589dff9e886ff83778bb635150168e83afa8ac6b8a78cb82abc"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
@@ -5890,7 +5756,6 @@ dependencies = [
 "checksum sha-1 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "23962131a91661d643c98940b20fcaffe62d776a823247be80a48fcb8b6fce68"
 "checksum sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 "checksum sha2 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7d963c78ce367df26d7ea8b8cc655c651b42e8a1e584e869c1e17dae3ccb116a"
-"checksum sha2 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9eb6be24e4c23a84d7184280d2722f7f2731fcdd4a9d886efbfe4413e4847ea0"
 "checksum sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b4d8bfd0e469f417657573d8451fb33d16cfe0989359b93baf3a1ffc639543d"
 "checksum sha3 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "34a5e54083ce2b934bf059fdf38e7330a154177e029ab6c4e18638f2f624053a"
 "checksum shell32-sys 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9ee04b46101f57121c9da2b151988283b6beb79b34f5bb29a58ee48cb695122c"
@@ -5920,7 +5785,7 @@ dependencies = [
 "checksum strum_macros 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "572a2f4e53dd4c3483fd79e5cc10ddd773a3acb1169bbfe8762365e107110579"
 "checksum substrate-bip39 0.2.1 (git+https://github.com/paritytech/substrate-bip39)" = "<none>"
 "checksum subtle 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2d67a5a62ba6e01cb2192ff309324cb4875d0c451d55fe2319433abe7a05a8ee"
-"checksum subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "702662512f3ddeb74a64ce2fbbf3707ee1b6bb663d28bb054e0779bbc720d926"
+"checksum subtle 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "01dca13cf6c3b179864ab3292bd794e757618d35a7766b7c46050c614ba00829"
 "checksum syn 0.15.32 (registry+https://github.com/rust-lang/crates.io-index)" = "846620ec526c1599c070eff393bfeeeb88a93afa2513fc3b49f1fea84cf7b0ed"
 "checksum synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73687139bf99285483c96ac0add482c3776528beac1d97d444f6e91f203a2015"
 "checksum sysinfo 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b5a0cb7899e248ed0baa6ef6f8406352523c2f99bc7c4b1800f4cd6d5dde99eb"
diff --git a/substrate/core/keystore/Cargo.toml b/substrate/core/keystore/Cargo.toml
index 4c4a89157b..99f0ebedd2 100644
--- a/substrate/core/keystore/Cargo.toml
+++ b/substrate/core/keystore/Cargo.toml
@@ -6,7 +6,6 @@ edition = "2018"
 
 [dependencies]
 substrate-primitives = { path = "../primitives" }
-crypto = { package = "parity-crypto", version = "0.3", default-features = false }
 error-chain = "0.12"
 hex = "0.3"
 rand = "0.6"
diff --git a/substrate/core/keystore/src/lib.rs b/substrate/core/keystore/src/lib.rs
index ff737535f9..9e6d4ec83c 100644
--- a/substrate/core/keystore/src/lib.rs
+++ b/substrate/core/keystore/src/lib.rs
@@ -30,8 +30,6 @@ use error_chain::{bail, error_chain, error_chain_processing, impl_error_chain_pr
 
 use substrate_primitives::{ed25519::{Pair, Public}, Pair as PairT};
 
-pub use crypto::KEY_ITERATIONS;
-
 error_chain! {
 	foreign_links {
 		Io(io::Error);