diff --git a/Cargo.lock b/Cargo.lock
index bb1a55f6..e0bd64e0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -33,7 +33,7 @@ version = "0.6.0-rc.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6b657e772794c6b04730ea897b66a058ccd866c16d1967da05eeeecec39043fe"
 dependencies = [
- "crypto-common 0.2.1",
+ "crypto-common 0.2.2",
  "inout",
 ]
 
@@ -50,9 +50,9 @@ dependencies = [
 
 [[package]]
 name = "aes-gcm"
-version = "0.11.0-rc.3"
+version = "0.11.0-rc.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e22c0c90bbe8d4f77c3ca9ddabe41a1f8382d6fc1f7cea89459d0f320371f972"
+checksum = "da8c919c118108f144adecad74b425b804ad075580d605d9b33c2d6d1c62a2f8"
 dependencies = [
  "aead",
  "aes",
@@ -122,7 +122,7 @@ version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40c48f72fd53cd289104fc64099abca73db4166ad86ea0b4341abe65af83dadc"
 dependencies = [
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -133,7 +133,7 @@ checksum = "291e6a250ff86cd4a820112fb8898808a366d8f9f58ce16d1f538353ad55747d"
 dependencies = [
  "anstyle",
  "once_cell_polyfill",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -208,9 +208,9 @@ dependencies = [
 
 [[package]]
 name = "assert_cmd"
-version = "2.2.1"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39bae1d3fa576f7c6519514180a72559268dd7d1fe104070956cb687bc6673bd"
+checksum = "2aa3a22042e45de04255c7bf3626e239f450200fd0493c1e382263544b20aea6"
 dependencies = [
  "anstyle",
  "bstr",
@@ -284,9 +284,9 @@ checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
 [[package]]
 name = "aws-lc-rs"
-version = "1.16.3"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ec6fb3fe69024a75fa7e1bfb48aa6cf59706a101658ea01bfd33b2b248a038f"
+checksum = "5ec2f1fc3ec205783a5da9a7e6c1509cc69dedf09a1949e412c1e18469326d00"
 dependencies = [
  "aws-lc-sys",
  "untrusted 0.7.1",
@@ -295,9 +295,9 @@ dependencies = [
 
 [[package]]
 name = "aws-lc-sys"
-version = "0.40.0"
+version = "0.41.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f50037ee5e1e41e7b8f9d161680a725bd1626cb6f8c7e901f91f942850852fe7"
+checksum = "1a2f9779ce85b93ab6170dd940ad0169b5766ff848247aff13bb788b832fe3f4"
 dependencies = [
  "cc",
  "cmake",
@@ -360,7 +360,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08807e080ed7f9d5433fa9b275196cfc35414f66a0c79d864dc51a0d825231a3"
 dependencies = [
- "bit-vec",
+ "bit-vec 0.8.0",
 ]
 
 [[package]]
@@ -369,6 +369,15 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e764a1d40d510daf35e07be9eb06e75770908c27d411ee6c92109c9840eaaf7"
 
+[[package]]
+name = "bit-vec"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b71798fca2c1fe1086445a7258a4bc81e6e49dcd24c8d0dd9a1e57395b603f51"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "bitflags"
 version = "2.11.1"
@@ -631,12 +640,12 @@ dependencies = [
 
 [[package]]
 name = "cipher"
-version = "0.5.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e34d8227fe1ba289043aeb13792056ff80fd6de1a9f49137a5f499de8e8c78ea"
+checksum = "e8cf2a2c93cd704877c0858356ed03480ff301ee950b43f1cbe4573b088bfa6c"
 dependencies = [
  "block-buffer 0.12.0",
- "crypto-common 0.2.1",
+ "crypto-common 0.2.2",
  "inout",
 ]
 
@@ -1077,9 +1086,9 @@ dependencies = [
 
 [[package]]
 name = "crypto-common"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77727bb15fa921304124b128af125e7e3b968275d1b108b379190264f4423710"
+checksum = "ce6e4c961d6cd6c9a86db418387425e8bdeaf05b3c8bc1411e6dca4c252f1453"
 dependencies = [
  "getrandom 0.4.2",
  "hybrid-array",
@@ -1088,9 +1097,9 @@ dependencies = [
 
 [[package]]
 name = "ctr"
-version = "0.10.0"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "17469f8eb9bdbfad10f71f4cfddfd38b01143520c0e717d8796ccb4d44d44e42"
+checksum = "baaca1c4b237092596f64d571e9db6ce4109c4ef9742e27590f1709594461f21"
 dependencies = [
  "cipher",
 ]
@@ -1255,7 +1264,7 @@ checksum = "f1dd6dbb5841937940781866fa1281a1ff7bd3bf827091440879f9994983d5c2"
 dependencies = [
  "block-buffer 0.12.0",
  "const-oid",
- "crypto-common 0.2.1",
+ "crypto-common 0.2.2",
  "ctutils",
 ]
 
@@ -1375,7 +1384,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1997,9 +2006,9 @@ dependencies = [
 
 [[package]]
 name = "http"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3ba2a386d7f85a81f119ad7498ebe444d2e22c2af0b86b069416ace48b3311a"
+checksum = "8be7462df143984c4598a256ef469b251d7d7f9e271135073e78fc535414f3d0"
 dependencies = [
  "bytes",
  "itoa",
@@ -2059,9 +2068,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "1.9.0"
+version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6299f016b246a94207e63da54dbe807655bf9e00044f73ded42c3ac5305fbcca"
+checksum = "55281c53a1894c864990125767da440a4e630446785086f52523b20033b74498"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -2454,7 +2463,7 @@ checksum = "3640c1c38b8e4e43584d8df18be5fc6b0aa314ce6ebf51b53313d4306cca8e46"
 dependencies = [
  "hermit-abi",
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -2917,9 +2926,9 @@ checksum = "27b02d87554356db9e9a873add8782d4ea6e3e58ea071a9adb9a2e8ddb884a8b"
 
 [[package]]
 name = "nix"
-version = "0.31.2"
+version = "0.31.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d6d0705320c1e6ba1d912b5e37cf18071b6c2e9b7fa8215a1e8a7651966f5d3"
+checksum = "cf20d2fde8ff38632c426f1165ed7436270b44f199fc55284c38276f9db47c3d"
 dependencies = [
  "bitflags",
  "cfg-if",
@@ -3000,7 +3009,7 @@ version = "0.50.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7957b9740744892f114936ab4a57b3f487491bbeafaf8083688b16841a4240e5"
 dependencies = [
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -3832,9 +3841,9 @@ dependencies = [
 
 [[package]]
 name = "rcgen"
-version = "0.14.7"
+version = "0.14.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10b99e0098aa4082912d4c649628623db6aba77335e4f4569ff5083a6448b32e"
+checksum = "57f6d249aad744e274e682777a50283a225a32705394ee6d5fcc01efa25e4055"
 dependencies = [
  "aws-lc-rs",
  "pem",
@@ -4035,7 +4044,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4144,7 +4153,7 @@ dependencies = [
  "security-framework",
  "security-framework-sys",
  "webpki-root-certs",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4165,7 +4174,7 @@ dependencies = [
  "security-framework",
  "security-framework-sys",
  "webpki-root-certs",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4353,9 +4362,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.149"
+version = "1.0.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83fc039473c5595ace860d8c4fafa220ff474b3fc6bfdb4293327f1a37e94d86"
+checksum = "e8014e44b4736ed0538adeecded0fce2a272f22dc9578a7eb6b2d9993c74cfb9"
 dependencies = [
  "itoa",
  "memchr",
@@ -4603,7 +4612,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3a766e1110788c36f4fa1c2b71b387a7815aa65f88ce0229841826633d93723e"
 dependencies = [
  "libc",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4770,10 +4779,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32497e9a4c7b38532efcdebeef879707aa9f794296a4f0244f6f69e9bc8574bd"
 dependencies = [
  "fastrand",
- "getrandom 0.3.4",
+ "getrandom 0.4.2",
  "once_cell",
  "rustix",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4942,9 +4951,9 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.52.2"
+version = "1.52.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "110a78583f19d5cdb2c5ccf321d1290344e71313c6c37d43520d386027d18386"
+checksum = "8fc7f01b389ac15039e4dc9531aa973a135d7a4135281b12d7c1bc79fd57fffe"
 dependencies = [
  "bytes",
  "libc",
@@ -5059,9 +5068,9 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.25.11+spec-1.1.0"
+version = "0.25.12+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b59c4d22ed448339746c59b905d24568fcbb3ab65a500494f7b8c3e97739f2b"
+checksum = "d2153edc6955a6c354fad8f5efd38b6a8769bdccf9fe50f8e1329f81b0baa5d7"
 dependencies = [
  "indexmap 2.14.0",
  "toml_datetime 1.1.1+spec-1.1.0",
@@ -5311,7 +5320,7 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4987bdc12753382e0bec4a65c50738ffaabc998b9cdd1f952fb5f39b0048a96"
 dependencies = [
- "crypto-common 0.2.1",
+ "crypto-common 0.2.2",
  "ctutils",
 ]
 
@@ -5824,6 +5833,16 @@ dependencies = [
  "wasmparser 0.250.0",
 ]
 
+[[package]]
+name = "wasm-encoder"
+version = "0.251.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a879a421bd17c528b74721b2abf4c62e8f1d1889c2ba8c3c50d02deaf2ce395"
+dependencies = [
+ "leb128fmt",
+ "wasmparser 0.251.0",
+]
+
 [[package]]
 name = "wasm-metadata"
 version = "0.244.0"
@@ -5885,6 +5904,17 @@ dependencies = [
  "semver",
 ]
 
+[[package]]
+name = "wasmparser"
+version = "0.251.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "437970b35b1a85cfde9c74b2398352d8d653f3bd8e3a3db0c063ea8f5b4b36ff"
+dependencies = [
+ "bitflags",
+ "indexmap 2.14.0",
+ "semver",
+]
+
 [[package]]
 name = "wasmprinter"
 version = "0.248.0"
@@ -6155,22 +6185,22 @@ dependencies = [
 
 [[package]]
 name = "wast"
-version = "250.0.0"
+version = "251.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69e9294a1f0204aeb5c47e95165517f43ef3cc895918c4f3e939380d4c290f4a"
+checksum = "5cc7467dda0a96142eb2c980329dfb62480b1e1d3622fdeb1a44e2bca6ceed74"
 dependencies = [
  "bumpalo",
  "leb128fmt",
  "memchr",
  "unicode-width",
- "wasm-encoder 0.250.0",
+ "wasm-encoder 0.251.0",
 ]
 
 [[package]]
 name = "wat"
-version = "1.250.0"
+version = "1.251.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a549ed329a70e444e0f7796391ab2a87d0aef30ddde9f60e16e429224fafd02"
+checksum = "81b1086c9e85b95bd6a229a928bc6c6d0662e42af0250c88d067b418831ea4d4"
 dependencies = [
  "wast",
 ]
@@ -6241,7 +6271,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -6817,10 +6847,11 @@ dependencies = [
 
 [[package]]
 name = "yasna"
-version = "0.5.2"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e17bb3549cc1321ae1296b9cdc2698e2b6cb1992adfa19a8c72e5b7a738f44cd"
+checksum = "b5f6765e852b9b4dc8e2a76843e4d64d1cea8e79bcde0b6901aea8e7c7f08282"
 dependencies = [
+ "bit-vec 0.9.1",
  "time",
 ]
 
diff --git a/crates/lib/clienthello/Cargo.toml b/crates/lib/clienthello/Cargo.toml
index d2f184c2..267b07a3 100644
--- a/crates/lib/clienthello/Cargo.toml
+++ b/crates/lib/clienthello/Cargo.toml
@@ -18,7 +18,7 @@ workspace = true
 # `sha2 0.11` matches the workspace pin so cargo dedups the SHA-256 impl.
 aes = "0.9"
 # Pinned to this rc — looser pin would let cargo pick a future rc whose API may shift. Bump in lockstep.
-aes-gcm = "=0.11.0-rc.3"
+aes-gcm = "=0.11.0-rc.4"
 # QUIC header protection (RFC 9001 §5.4).
 ctr = "0.10"
 hkdf = "0.13"
diff --git a/crates/testutil/Cargo.toml b/crates/testutil/Cargo.toml
index 7a9cadd5..d09ca18e 100644
--- a/crates/testutil/Cargo.toml
+++ b/crates/testutil/Cargo.toml
@@ -57,7 +57,7 @@ ocsp = ["dep:ocsp-mock-responder"]
 wasm-fixtures = ["dep:wat", "dep:wit-component", "dep:wit-parser"]
 
 [build-dependencies]
-wat = { version = "1.250.0", optional = true }
+wat = { version = "1.251.0", optional = true }
 wit-component = { version = "0.250.0", optional = true }
 wit-parser = { version = "0.250.0", optional = true }