diff --git a/Cargo.lock b/Cargo.lock
index d54c674..9ef90c8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -135,6 +135,12 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "349a06037c7bf932dd7e7d1f653678b2038b9ad46a74102f1fc7bd7872678cce"
 
+[[package]]
+name = "base16ct"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c7f02d4ea65f2c1853089ffd8d2787bdbc63de2f0d29dedbcf8ccdfa0ccd4cf"
+
 [[package]]
 name = "base58"
 version = "0.1.0"
@@ -218,7 +224,7 @@ version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9cf849ee05b2ee5fba5e36f97ff8ec2533916700fc0758d40d92136a42f3388"
 dependencies = [
- "digest 0.10.5",
+ "digest 0.10.6",
 ]
 
 [[package]]
@@ -325,10 +331,10 @@ dependencies = [
  "bincode",
  "bs58",
  "coins-core",
- "digest 0.10.5",
+ "digest 0.10.6",
  "getrandom",
  "hmac",
- "k256",
+ "k256 0.11.6",
  "lazy_static",
  "serde",
  "sha2 0.10.6",
@@ -362,7 +368,7 @@ dependencies = [
  "base64 0.12.3",
  "bech32",
  "blake2",
- "digest 0.10.5",
+ "digest 0.10.6",
  "generic-array 0.14.6",
  "hex",
  "ripemd",
@@ -375,9 +381,9 @@ dependencies = [
 
 [[package]]
 name = "const-oid"
-version = "0.9.0"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "722e23542a15cea1f65d4a1419c4cfd7a26706c70871a13a04238ca3f40f1661"
+checksum = "520fbf3c07483f94e3e3ca9d0cfd913d7718ef2483d2cfd91c0d9e91474ab913"
 
 [[package]]
 name = "convert_case"
@@ -415,6 +421,18 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "crypto-bigint"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071c0f5945634bc9ba7a452f492377dd6b1993665ddb58f28704119b32f07a9a"
+dependencies = [
+ "generic-array 0.14.6",
+ "rand_core",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "crypto-common"
 version = "0.1.6"
@@ -444,6 +462,16 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "der"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc302fd9b18d66834a6f092d10ea85489c0ca8ad6b7304092135fab171d853cd"
+dependencies = [
+ "const-oid",
+ "zeroize",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.99.17"
@@ -466,9 +494,9 @@ dependencies = [
 
 [[package]]
 name = "digest"
-version = "0.10.5"
+version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adfbc57365a37acbd2ebf2b64d7e69bb766e2fea813521ed536f5d0520dcf86c"
+checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
 dependencies = [
  "block-buffer 0.10.3",
  "crypto-common",
@@ -481,10 +509,22 @@ version = "0.14.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "413301934810f597c1d19ca71c8710e99a3f1ba28a0d2ebc01551a2daeea3c5c"
 dependencies = [
- "der",
- "elliptic-curve",
- "rfc6979",
- "signature",
+ "der 0.6.0",
+ "elliptic-curve 0.12.3",
+ "rfc6979 0.3.0",
+ "signature 1.6.4",
+]
+
+[[package]]
+name = "ecdsa"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cbcfcadd7eade8d8f960aa721e9731a50081694d3118c80eba744cbf68c7e5db"
+dependencies = [
+ "der 0.7.0",
+ "elliptic-curve 0.13.1",
+ "rfc6979 0.4.0",
+ "signature 2.0.0",
 ]
 
 [[package]]
@@ -499,16 +539,35 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7bb888ab5300a19b8e5bceef25ac745ad065f3c9f7efc6de1b91958110891d3"
 dependencies = [
- "base16ct",
- "crypto-bigint",
- "der",
- "digest 0.10.5",
- "ff",
+ "base16ct 0.1.1",
+ "crypto-bigint 0.4.9",
+ "der 0.6.0",
+ "digest 0.10.6",
+ "ff 0.12.0",
+ "generic-array 0.14.6",
+ "group 0.12.1",
+ "pkcs8 0.9.0",
+ "rand_core",
+ "sec1 0.3.0",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "elliptic-curve"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b984fcbd8df0166b077ec083cbfe076fdffb6e2de92d966794fd060794b620d7"
+dependencies = [
+ "base16ct 0.2.0",
+ "crypto-bigint 0.5.0",
+ "digest 0.10.6",
+ "ff 0.13.0",
  "generic-array 0.14.6",
- "group",
- "pkcs8",
+ "group 0.13.0",
+ "pkcs8 0.10.1",
  "rand_core",
- "sec1",
+ "sec1 0.7.1",
  "subtle",
  "zeroize",
 ]
@@ -521,7 +580,7 @@ checksum = "1fda3bf123be441da5260717e0661c25a2fd9cb2b2c1d20bf2e05580047158ab"
 dependencies = [
  "aes",
  "ctr",
- "digest 0.10.5",
+ "digest 0.10.6",
  "hex",
  "hmac",
  "pbkdf2",
@@ -593,11 +652,11 @@ dependencies = [
  "bytes",
  "chrono",
  "convert_case",
- "elliptic-curve",
+ "elliptic-curve 0.12.3",
  "ethabi",
  "generic-array 0.14.6",
  "hex",
- "k256",
+ "k256 0.11.6",
  "open-fastrlp",
  "proc-macro2",
  "rand",
@@ -633,7 +692,7 @@ dependencies = [
  "async-trait",
  "coins-bip32",
  "coins-bip39",
- "elliptic-curve",
+ "elliptic-curve 0.12.3",
  "eth-keystore",
  "ethers-core",
  "hex",
@@ -667,6 +726,16 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "ff"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ded41244b729663b1e574f1b4fb731469f69f79c17667b5d776b16cda0479449"
+dependencies = [
+ "rand_core",
+ "subtle",
+]
+
 [[package]]
 name = "fixed-hash"
 version = "0.7.0"
@@ -753,6 +822,7 @@ checksum = "bff49e947297f3312447abdca79f45f4738097cc82b06e72054d2223f601f1b9"
 dependencies = [
  "typenum",
  "version_check",
+ "zeroize",
 ]
 
 [[package]]
@@ -774,7 +844,18 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5dfbfb3a6cfbd390d5c9564ab283a0349b9b9fcd46a706c1eb10e0db70bfbac7"
 dependencies = [
- "ff",
+ "ff 0.12.0",
+ "rand_core",
+ "subtle",
+]
+
+[[package]]
+name = "group"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0f9ef7462f7c099f518d754361858f86d8a07af53ba9af0fe635bbccb151a63"
+dependencies = [
+ "ff 0.13.0",
  "rand_core",
  "subtle",
 ]
@@ -831,7 +912,7 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
 dependencies = [
- "digest 0.10.5",
+ "digest 0.10.6",
 ]
 
 [[package]]
@@ -980,17 +1061,17 @@ dependencies = [
 name = "iq-crypto"
 version = "0.0.1"
 dependencies = [
- "digest 0.10.5",
- "ecdsa",
- "elliptic-curve",
+ "digest 0.10.6",
+ "ecdsa 0.14.8",
+ "elliptic-curve 0.12.3",
  "generic-array 0.14.6",
- "k256",
- "pkcs8",
+ "k256 0.13.0",
+ "pkcs8 0.9.0",
  "rand_core",
- "sec1",
+ "sec1 0.3.0",
  "sha2 0.10.6",
  "sha3",
- "signature",
+ "signature 1.6.4",
 ]
 
 [[package]]
@@ -1037,7 +1118,7 @@ dependencies = [
 name = "iqkms-types"
 version = "0.0.1"
 dependencies = [
- "base16ct",
+ "base16ct 0.1.1",
  "bytes",
  "ethereum-types",
  "iq-crypto",
@@ -1086,12 +1167,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72c1e0b51e7ec0a97369623508396067a486bd0cbed95a2659a4b863d28cfc8b"
 dependencies = [
  "cfg-if",
- "ecdsa",
- "elliptic-curve",
+ "ecdsa 0.14.8",
+ "elliptic-curve 0.12.3",
  "sha2 0.10.6",
  "sha3",
 ]
 
+[[package]]
+name = "k256"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "955890845095ccf31ef83ad41a05aabb4d8cc23dc3cac5a9f5c89cf26dd0da75"
+dependencies = [
+ "cfg-if",
+ "ecdsa 0.16.0",
+ "elliptic-curve 0.13.1",
+ "once_cell",
+ "sha2 0.10.6",
+]
+
 [[package]]
 name = "keccak"
 version = "0.1.2"
@@ -1196,9 +1290,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.15.0"
+version = "1.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e82dad04139b71a90c080c8463fe0dc7902db5192d939bd0950f074d014339e1"
+checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
 
 [[package]]
 name = "opaque-debug"
@@ -1297,7 +1391,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "83a0692ec44e4cf1ef28ca317f14f8f07da2d95ec3fa01f86e4467b725e60917"
 dependencies = [
- "digest 0.10.5",
+ "digest 0.10.6",
  "hmac",
  "password-hash",
  "sha2 0.10.6",
@@ -1357,8 +1451,18 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9eca2c590a5f85da82668fa685c09ce2888b9430e83299debf1f34b65fd4a4ba"
 dependencies = [
- "der",
- "spki",
+ "der 0.6.0",
+ "spki 0.6.0",
+]
+
+[[package]]
+name = "pkcs8"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d2820d87d2b008616e5c27212dd9e0e694fb4c6b522de06094106813328cb49"
+dependencies = [
+ "der 0.7.0",
+ "spki 0.7.0",
 ]
 
 [[package]]
@@ -1580,18 +1684,28 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "88c86280f057430a52f4861551b092a01b419b8eacefc7c995eacb9dc132fe32"
 dependencies = [
- "crypto-bigint",
+ "crypto-bigint 0.4.9",
  "hmac",
  "zeroize",
 ]
 
+[[package]]
+name = "rfc6979"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8dd2a808d456c4a54e300a23e9f5a67e122c3024119acbfd73e3bf664491cb2"
+dependencies = [
+ "hmac",
+ "subtle",
+]
+
 [[package]]
 name = "ripemd"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd124222d17ad93a644ed9d011a40f4fb64aa54275c08cc216524a9ea82fb09f"
 dependencies = [
- "digest 0.10.5",
+ "digest 0.10.6",
 ]
 
 [[package]]
@@ -1701,10 +1815,24 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3be24c1842290c45df0a7bf069e0c268a747ad05a192f2fd7dcfdbc1cba40928"
 dependencies = [
- "base16ct",
- "der",
+ "base16ct 0.1.1",
+ "der 0.6.0",
+ "generic-array 0.14.6",
+ "pkcs8 0.9.0",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "sec1"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "48518a2b5775ba8ca5b46596aae011caa431e6ce7e4a67ead66d92f08884220e"
+dependencies = [
+ "base16ct 0.2.0",
+ "der 0.7.0",
  "generic-array 0.14.6",
- "pkcs8",
+ "pkcs8 0.10.1",
  "subtle",
  "zeroize",
 ]
@@ -1760,7 +1888,7 @@ checksum = "82e6b795fe2e3b1e845bafcb27aa35405c4d47cdfc92af5fc8d3002f76cebdc0"
 dependencies = [
  "cfg-if",
  "cpufeatures",
- "digest 0.10.5",
+ "digest 0.10.6",
 ]
 
 [[package]]
@@ -1769,7 +1897,7 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bdf0c33fae925bdc080598b84bc15c55e7b9a4a43b3c704da051f977469691c9"
 dependencies = [
- "digest 0.10.5",
+ "digest 0.10.6",
  "keccak",
 ]
 
@@ -1788,7 +1916,17 @@ version = "1.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
 dependencies = [
- "digest 0.10.5",
+ "digest 0.10.6",
+ "rand_core",
+]
+
+[[package]]
+name = "signature"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fe458c98333f9c8152221191a77e2a44e8325d0193484af2e9421a53019e57d"
+dependencies = [
+ "digest 0.10.6",
  "rand_core",
 ]
 
@@ -1824,7 +1962,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "67cf02bbac7a337dc36e4f5a693db6c21e7863f45070f7064577eb4367a3212b"
 dependencies = [
  "base64ct",
- "der",
+ "der 0.6.0",
+]
+
+[[package]]
+name = "spki"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0445c905640145c7ea8c1993555957f65e7c46d0535b91ba501bc9bfc85522f"
+dependencies = [
+ "base64ct",
+ "der 0.7.0",
 ]
 
 [[package]]
diff --git a/iq-crypto/Cargo.toml b/iq-crypto/Cargo.toml
index 0e6ebf6..8c7949f 100644
--- a/iq-crypto/Cargo.toml
+++ b/iq-crypto/Cargo.toml
@@ -24,7 +24,7 @@ rand_core = "0.6.4"
 # optional dependencies
 elliptic-curve = { version = "0.12", optional = true, default-features = false }
 ecdsa = { version = "0.14", optional = true, default-features = false, features = ["sign", "verify"] }
-k256 = { version = "0.11.6", optional = true, default-features = false, features = ["ecdsa", "pkcs8"] }
+k256 = { version = "0.13.0", optional = true, default-features = false, features = ["ecdsa", "pkcs8"] }
 sec1 = { version = "0.3", optional = true, default-features = false, features = ["point"] }
 sha2 = { version = "0.10", optional = true, default-features = false  }
 sha3 = { version = "0.10", optional = true, default-features = false }