diff --git a/sdk/rust/Cargo.lock b/sdk/rust/Cargo.lock
index e892f3b..59bae71 100644
--- a/sdk/rust/Cargo.lock
+++ b/sdk/rust/Cargo.lock
@@ -4,14 +4,14 @@ version = 4
 
 [[package]]
 name = "agent-safe-spl"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "ed25519-dalek",
  "getrandom 0.4.2",
  "hex",
  "serde",
  "serde_json",
- "sha2",
+ "sha2 0.11.0",
 ]
 
 [[package]]
@@ -41,6 +41,15 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "block-buffer"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdd35008169921d80bc60d3d0ab416eecb028c4cd653352907921d95084790be"
+dependencies = [
+ "hybrid-array",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.4"
@@ -53,6 +62,12 @@ version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"
 
+[[package]]
+name = "const-oid"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6ef517f0926dd24a1582492c791b6a4818a4d94e789a334894aa15b0d12f55c"
+
 [[package]]
 name = "cpufeatures"
 version = "0.2.17"
@@ -62,6 +77,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "cpufeatures"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b2a41393f66f16b0823bb79094d54ac5fbd34ab292ddafb9a0456ac9f87d201"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "crypto-common"
 version = "0.1.7"
@@ -72,6 +96,15 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "crypto-common"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77727bb15fa921304124b128af125e7e3b968275d1b108b379190264f4423710"
+dependencies = [
+ "hybrid-array",
+]
+
 [[package]]
 name = "curve25519-dalek"
 version = "4.1.3"
@@ -79,9 +112,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97fb8b7c4503de7d6ae7b42ab72a5a59857b4c937ec27a3d4539dba95b5ab2be"
 dependencies = [
  "cfg-if",
- "cpufeatures",
+ "cpufeatures 0.2.17",
  "curve25519-dalek-derive",
- "digest",
+ "digest 0.10.7",
  "fiat-crypto",
  "rustc_version",
  "subtle",
@@ -105,7 +138,7 @@ version = "0.7.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7c1832837b905bbfb5101e07cc24c8deddf52f93225eee6ead5f4d63d53ddcb"
 dependencies = [
- "const-oid",
+ "const-oid 0.9.6",
  "zeroize",
 ]
 
@@ -115,8 +148,19 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer",
- "crypto-common",
+ "block-buffer 0.10.4",
+ "crypto-common 0.1.7",
+]
+
+[[package]]
+name = "digest"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4850db49bf08e663084f7fb5c87d202ef91a3907271aff24a94eb97ff039153c"
+dependencies = [
+ "block-buffer 0.12.0",
+ "const-oid 0.10.2",
+ "crypto-common 0.2.1",
 ]
 
 [[package]]
@@ -139,7 +183,7 @@ dependencies = [
  "ed25519",
  "rand_core",
  "serde",
- "sha2",
+ "sha2 0.10.9",
  "subtle",
  "zeroize",
 ]
@@ -223,6 +267,15 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
+[[package]]
+name = "hybrid-array"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8655f91cd07f2b9d0c24137bd650fe69617773435ee5ec83022377777ce65ef1"
+dependencies = [
+ "typenum",
+]
+
 [[package]]
 name = "id-arena"
 version = "2.3.0"
@@ -389,8 +442,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
 dependencies = [
  "cfg-if",
- "cpufeatures",
- "digest",
+ "cpufeatures 0.2.17",
+ "digest 0.10.7",
+]
+
+[[package]]
+name = "sha2"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "446ba717509524cb3f22f17ecc096f10f4822d76ab5c0b9822c5f9c284e825f4"
+dependencies = [
+ "cfg-if",
+ "cpufeatures 0.3.0",
+ "digest 0.11.2",
 ]
 
 [[package]]
diff --git a/sdk/rust/Cargo.toml b/sdk/rust/Cargo.toml
index 0350ae0..bcb6ea3 100644
--- a/sdk/rust/Cargo.toml
+++ b/sdk/rust/Cargo.toml
@@ -13,7 +13,7 @@ categories = ["authentication", "cryptography"]
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 ed25519-dalek = { version = "2", features = ["std", "rand_core"] }
-sha2 = "0.10"
+sha2 = "0.11"
 hex = "0.4"
 getrandom = "0.4"