diff --git a/packages/core/package.json b/packages/core/package.json
index 14a5e22d3b..359543a10f 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -82,7 +82,7 @@
     "hardhat-contract-sizer": "^2.6.1",
     "hardhat-dependency-compiler": "^1.2.1",
     "hardhat-gas-reporter": "^2.0.2",
-    "openpgp": "6.2.2",
+    "openpgp": "6.3.0",
     "prettier": "^3.8.1",
     "prettier-plugin-solidity": "^1.3.1",
     "solidity-coverage": "^0.8.17",
diff --git a/packages/sdk/typescript/human-protocol-sdk/package.json b/packages/sdk/typescript/human-protocol-sdk/package.json
index 480f1f6043..1d2a4f92eb 100644
--- a/packages/sdk/typescript/human-protocol-sdk/package.json
+++ b/packages/sdk/typescript/human-protocol-sdk/package.json
@@ -44,7 +44,7 @@
     "graphql": "^16.8.1",
     "graphql-request": "^7.3.4",
     "graphql-tag": "^2.12.6",
-    "openpgp": "^6.2.2",
+    "openpgp": "^6.3.0",
     "secp256k1": "^5.0.1",
     "validator": "^13.12.0",
     "vitest": "^4.0.18"
diff --git a/yarn.lock b/yarn.lock
index 9562bebc48..6963416d4e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5317,7 +5317,7 @@ __metadata:
     hardhat-contract-sizer: "npm:^2.6.1"
     hardhat-dependency-compiler: "npm:^1.2.1"
     hardhat-gas-reporter: "npm:^2.0.2"
-    openpgp: "npm:6.2.2"
+    openpgp: "npm:6.3.0"
     prettier: "npm:^3.8.1"
     prettier-plugin-solidity: "npm:^1.3.1"
     solidity-coverage: "npm:^0.8.17"
@@ -5400,7 +5400,7 @@ __metadata:
     graphql: "npm:^16.8.1"
     graphql-request: "npm:^7.3.4"
     graphql-tag: "npm:^2.12.6"
-    openpgp: "npm:^6.2.2"
+    openpgp: "npm:^6.3.0"
     prettier: "npm:^3.8.1"
     secp256k1: "npm:^5.0.1"
     ts-node: "npm:^10.9.2"
@@ -25494,10 +25494,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"openpgp@npm:6.2.2, openpgp@npm:^6.2.2":
-  version: 6.2.2
-  resolution: "openpgp@npm:6.2.2"
-  checksum: 10c0/dd284ff20ad087c341ec86369e12d5c210056aa28edacba192b20bd0d20892ce21c6aef83c6d79f082f533343e80b8ad63a58ee9ebf5d7651173890e70833ae2
+"openpgp@npm:6.3.0, openpgp@npm:^6.3.0":
+  version: 6.3.0
+  resolution: "openpgp@npm:6.3.0"
+  checksum: 10c0/0528cb57d7cfd10ef4ab8ce868a0244a4930019d50feed9158028debfd85e5e1a621a4cc5ae254a0b1820a355b12fc7adbe04c950c731d9bb63ca9a9ed44a948
   languageName: node
   linkType: hard