diff --git a/Cargo.lock b/Cargo.lock
index baee12803850c4405756aceac4807ce0b020ec03..9a5dc69980763ee61296b1827b70f01acb2590d8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -242,36 +242,13 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "crossbeam-epoch 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "crossbeam-deque"
-version = "0.6.3"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-epoch 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "crossbeam-epoch"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "arrayvec 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "crossbeam-epoch"
 version = "0.7.2"
@@ -293,14 +270,6 @@ dependencies = [
  "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "crossbeam-utils"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "crossbeam-utils"
 version = "0.6.6"
@@ -498,7 +467,7 @@ dependencies = [
  "durs-common-tools 0.2.0",
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "ring 0.16.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ring 0.16.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "scrypt 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -537,7 +506,7 @@ dependencies = [
  "num_cpus 1.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "pbr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "prettytable-rs 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "threadpool 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -757,7 +726,7 @@ dependencies = [
  "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "durs-common-tools 0.2.0",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1117,11 +1086,6 @@ dependencies = [
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "memoffset"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "memoffset"
 version = "0.5.1"
@@ -1367,7 +1331,7 @@ dependencies = [
  "flate2 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "pretty_assertions 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "ring 0.16.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ring 0.16.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_cbor 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1564,20 +1528,20 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.0.3"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-deque 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "either 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rayon-core 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon-core 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rayon-core"
-version = "1.5.0"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-deque 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-queue 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1650,13 +1614,13 @@ dependencies = [
 
 [[package]]
 name = "ring"
-version = "0.16.7"
+version = "0.16.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "spin 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "web-sys 0.3.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1684,7 +1648,7 @@ version = "0.1.0"
 dependencies = [
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1731,11 +1695,6 @@ name = "safemem"
 version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "scopeguard"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "scopeguard"
 version = "1.0.0"
@@ -1869,7 +1828,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "spin"
-version = "0.5.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2304,12 +2263,9 @@ dependencies = [
 "checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
 "checksum constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8ff012e225ce166d4422e0e78419d901719760f62ae2b7969ca6b564d1b54a9e"
 "checksum crc32fast 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ba125de2af0df55319f41944744ad91c71113bf74a4646efff39afe1f6842db1"
-"checksum crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f739f8c5363aca78cfb059edf753d8f0d36908c348f3d8d1503f03d8b75d9cf3"
-"checksum crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "05e44b8cf3e1a625844d1750e1f7820da46044ff6d28f4d43e455ba3e5bb2c13"
-"checksum crossbeam-epoch 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "927121f5407de9956180ff5e936fe3cf4324279280001cd56b669d28ee7e9150"
+"checksum crossbeam-deque 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b18cd2e169ad86297e6bc0ad9aa679aee9daa4f19e8163860faf7c164e4f5a71"
 "checksum crossbeam-epoch 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "fedcd6772e37f3da2a9af9bf12ebe046c0dfe657992377b4df982a2b54cd37a9"
 "checksum crossbeam-queue 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7c979cd6cfe72335896575c6b5688da489e420d36a27a0b9eb0c73db574b4a4b"
-"checksum crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2760899e32a1d58d5abb31129f8fae5de75220bc2176e77ff7c627ae45c918d9"
 "checksum crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
 "checksum crypto-mac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4434400df11d95d556bac068ddfedd482915eb18fe8bea89bc80b6e4b1c179e5"
 "checksum csv 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "37519ccdfd73a75821cac9319d4fce15a81b9fcf75f951df5b9988aa3a0af87d"
@@ -2352,7 +2308,6 @@ dependencies = [
 "checksum maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "08cbb6b4fef96b6d77bfc40ec491b1690c779e77b05cd9f07f787ed376fd4c43"
 "checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 "checksum memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
-"checksum memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0f9dc261e2b62d7a622bf416ea3c5245cdd5d9a7fcc428c0d06804dfce1775b3"
 "checksum memoffset 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ce6075db033bbbb7ee5a0bbd3a3186bbae616f57fb001c485c7ff77955f8177f"
 "checksum miniz-sys 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "1e9e3ae51cea1576ceba0dde3d484d30e6e5b86dee0b2d412fe3a16a15c98202"
 "checksum miniz_oxide 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7108aff85b876d06f22503dcce091e29f76733b2bfdd91eebce81f5e68203a10"
@@ -2399,8 +2354,8 @@ dependencies = [
 "checksum rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7b75f676a1e053fc562eafbb47838d67c84801e38fc1ba459e8f180deabd5071"
 "checksum rand_pcg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "abf9b09b01790cfe0364f52bf32995ea3c39f4d2dd011eac241d2914146d0b44"
 "checksum rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cbf7e9e623549b0e21f6e97cf8ecf247c1a8fd2e8a992ae265314300b2455d5c"
-"checksum rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "373814f27745b2686b350dd261bfd24576a6fb0e2c5919b3a2b6005f820b0473"
-"checksum rayon-core 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ebbe0df8435ac0c397d467b6cad6d25543d06e8a019ef3f6af3c384597515bd2"
+"checksum rayon 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "83a27732a533a1be0a0035a111fe76db89ad312f6f0347004c220c57f209a123"
+"checksum rayon-core 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "98dcf634205083b17d0861252431eb2acbfb698ab7478a2d20de07954f47ec7b"
 "checksum rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
 "checksum redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)" = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
 "checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
@@ -2409,7 +2364,7 @@ dependencies = [
 "checksum regex-automata 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "92b73c2a1770c255c240eaa4ee600df1704a38dc3feaa6e949e7fcd4f8dc09f9"
 "checksum regex-syntax 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)" = "b143cceb2ca5e56d5671988ef8b15615733e7ee16cd348e064333b251b89343f"
 "checksum remove_dir_all 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
-"checksum ring 0.16.7 (registry+https://github.com/rust-lang/crates.io-index)" = "796ae8317a07b04dffb1983bdc7045ccd02f741f0b411704f07fd35dbf99f757"
+"checksum ring 0.16.9 (registry+https://github.com/rust-lang/crates.io-index)" = "6747f8da1f2b1fabbee1aaa4eb8a11abf9adef0bf58a41cee45db5d59cecdfac"
 "checksum rpassword 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b273c91bd242ca03ad6d71c143b6f17a48790e61f21a6c78568fa2b6774a24a4"
 "checksum rprompt 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "1601f32bc5858aae3cbfa1c645c96c4d820cc5c16be0194f089560c00b6eb625"
 "checksum rust-argon2 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4ca4eaef519b494d1f2848fc602d18816fed808a981aedf4f1f00ceb7c9d32cf"
@@ -2418,7 +2373,6 @@ dependencies = [
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum ryu 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c92464b447c0ee8c4fb3824ecc8383b81717b9f1e74ba2e72540aef7b9f82997"
 "checksum safemem 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d2b08423011dae9a5ca23f07cf57dac3857f5c885d352b76f6d95f4aea9434d0"
-"checksum scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "94258f53601af11e6a49f722422f6e3425c52b06245a5cf9bc09908b174f5e27"
 "checksum scopeguard 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b42e15e59b18a828bbf5c58ea01debb36b9b096346de35d941dcb89009f24a0d"
 "checksum scrypt 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "656c79d0e90d0ab28ac86bf3c3d10bfbbac91450d3f190113b4e76d9fec3cfdd"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
@@ -2435,7 +2389,7 @@ dependencies = [
 "checksum smallvec 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ab606a9c5e214920bb66c458cd7be8ef094f813f20fe77a54cc7dbfff220d4b7"
 "checksum snowflake 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "27207bb65232eda1f588cf46db2fee75c0808d557f6b3cf19a75f5d6d7c94df1"
 "checksum sourcefile 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "4bf77cb82ba8453b42b6ae1d692e4cdc92f9a47beaf89a847c8be83f4e328ad3"
-"checksum spin 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cbdb51a221842709c2dd65b62ad4b78289fc3e706a02c17a26104528b6aa7837"
+"checksum spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 "checksum strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 "checksum structopt 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "16c2cdbf9cc375f15d1b4141bc48aeef444806655cd0e904207edc8d68d86ed7"
 "checksum structopt-derive 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "53010261a84b37689f9ed7d395165029f9cc7abb9f56bbfe86bee2597ed25107"
diff --git a/lib/crypto/Cargo.toml b/lib/crypto/Cargo.toml
index 71be3ccc165d43cf6445a5f443cd997bcda2fc28..045b1ebe52e0d6a888659a587ebeaff51c8074fa 100644
--- a/lib/crypto/Cargo.toml
+++ b/lib/crypto/Cargo.toml
@@ -19,7 +19,7 @@ byteorder = "1.2.3"
 chacha20-poly1305-aead = "0.1.2"
 clear_on_drop = "0.2.3"
 failure = "0.1.5"
-ring = "0.16.5"
+ring = "0.16.9"
 scrypt = { version = "0.2", default-features = false }
 serde = "1.0.*"
 serde_derive = "1.0.*"
diff --git a/lib/dubp/wot/Cargo.toml b/lib/dubp/wot/Cargo.toml
index c0625e72b71765b2b26af0687c3115820f1cd9c4..5d2d6bc78655caedf4c6c6117f1f2c7bbac9e640 100644
--- a/lib/dubp/wot/Cargo.toml
+++ b/lib/dubp/wot/Cargo.toml
@@ -19,6 +19,6 @@ serde = "1.0.*"
 serde_derive = "1.0.*"
 bincode = "1.0.*"
 byteorder = "1.2.*"
-rayon = "1.0.*"
+rayon = "1.2.0"
 
 [features]
\ No newline at end of file
diff --git a/lib/modules/blockchain/blockchain/Cargo.toml b/lib/modules/blockchain/blockchain/Cargo.toml
index 14fdd28139c0969a21239dae704b2ecbb1b0d167..9c464a1f2b70be2a4f3aa31a464cbfd852340d67 100644
--- a/lib/modules/blockchain/blockchain/Cargo.toml
+++ b/lib/modules/blockchain/blockchain/Cargo.toml
@@ -30,7 +30,7 @@ log = "0.4.*"
 num_cpus = "1.10.*"
 pbr = "1.0.*"
 prettytable-rs = "0.8.0"
-rayon = "1.0.3"
+rayon = "1.2.0"
 serde = "1.0.*"
 serde_json = "1.0.*"
 threadpool = "1.7.*"
diff --git a/lib/tools/pkstl/Cargo.toml b/lib/tools/pkstl/Cargo.toml
index dfe207f87a13197dc56e80faae41d5f99b908cb2..ccc6cc69d981cba38db817ed329149d50b057f55 100644
--- a/lib/tools/pkstl/Cargo.toml
+++ b/lib/tools/pkstl/Cargo.toml
@@ -18,7 +18,7 @@ chacha20-poly1305-aead = "0.1.2"
 clear_on_drop = "0.2.3"
 failure = "0.1.5"
 flate2 = { version = "1.0.11", optional = true }
-ring = "0.16.5"
+ring = "0.16.9"
 serde = { version = "1.0.*", features = ["derive"], optional = true }
 serde_cbor = { version = "0.10.1", optional = true }
 serde_json = { version = "1.0.40", optional = true }