From cd4b9b3593f39769b0dfd816c4c92d3719ad40c9 Mon Sep 17 00:00:00 2001
From: Maarten Zuidhoorn <maarten@zuidhoorn.com>
Date: Fri, 10 Jan 2025 12:31:48 +0100
Subject: [PATCH] Clear cache on lock

---
 packages/snaps-controllers/coverage.json      |   4 +-
 packages/snaps-controllers/package.json       |   1 +
 .../src/snaps/SnapController.test.tsx         |  54 ++
 .../src/snaps/SnapController.ts               |  23 +-
 .../src/test-utils/controller.ts              |   1 +
 yarn.lock                                     | 591 +++++++++++++++++-
 6 files changed, 660 insertions(+), 14 deletions(-)

diff --git a/packages/snaps-controllers/coverage.json b/packages/snaps-controllers/coverage.json
index 81b6406aa8..609decfdbc 100644
--- a/packages/snaps-controllers/coverage.json
+++ b/packages/snaps-controllers/coverage.json
@@ -1,6 +1,6 @@
 {
   "branches": 92.41,
   "functions": 96.56,
-  "lines": 97.99,
-  "statements": 97.71
+  "lines": 98,
+  "statements": 97.72
 }
diff --git a/packages/snaps-controllers/package.json b/packages/snaps-controllers/package.json
index ec3fd6f31d..0ac124713b 100644
--- a/packages/snaps-controllers/package.json
+++ b/packages/snaps-controllers/package.json
@@ -84,6 +84,7 @@
     "@metamask/json-rpc-engine": "^10.0.1",
     "@metamask/json-rpc-middleware-stream": "^8.0.5",
     "@metamask/key-tree": "^10.0.1",
+    "@metamask/keyring-controller": "^19.0.2",
     "@metamask/object-multiplex": "^2.0.0",
     "@metamask/permission-controller": "^11.0.4",
     "@metamask/phishing-controller": "^12.3.1",
diff --git a/packages/snaps-controllers/src/snaps/SnapController.test.tsx b/packages/snaps-controllers/src/snaps/SnapController.test.tsx
index 9f6b494f9b..84ce803216 100644
--- a/packages/snaps-controllers/src/snaps/SnapController.test.tsx
+++ b/packages/snaps-controllers/src/snaps/SnapController.test.tsx
@@ -52,6 +52,7 @@ import {
   MOCK_SNAP_NAME,
   DEFAULT_SOURCE_PATH,
   DEFAULT_ICON_PATH,
+  TEST_SECRET_RECOVERY_PHRASE_BYTES,
 } from '@metamask/snaps-utils/test-utils';
 import type { SemVerRange, SemVerVersion, Json } from '@metamask/utils';
 import {
@@ -2120,6 +2121,59 @@ describe('SnapController', () => {
     await service.terminateAllSnaps();
   });
 
+  it('clears encrypted state of Snaps when the client is locked', async () => {
+    const rootMessenger = getControllerMessenger();
+    const messenger = getSnapControllerMessenger(rootMessenger);
+
+    const state = { myVariable: 1 };
+
+    const mockEncryptedState = await encrypt(
+      ENCRYPTION_KEY,
+      state,
+      undefined,
+      undefined,
+      DEFAULT_ENCRYPTION_KEY_DERIVATION_OPTIONS,
+    );
+
+    const getMnemonic = jest
+      .fn()
+      .mockReturnValue(TEST_SECRET_RECOVERY_PHRASE_BYTES);
+
+    const snapController = getSnapController(
+      getSnapControllerOptions({
+        messenger,
+        state: {
+          snaps: {
+            [MOCK_SNAP_ID]: getPersistedSnapObject(),
+          },
+          snapStates: {
+            [MOCK_SNAP_ID]: mockEncryptedState,
+          },
+        },
+        getMnemonic,
+      }),
+    );
+
+    expect(
+      await messenger.call('SnapController:getSnapState', MOCK_SNAP_ID, true),
+    ).toStrictEqual(state);
+    expect(getMnemonic).toHaveBeenCalledTimes(1);
+
+    rootMessenger.publish('KeyringController:lock');
+
+    expect(
+      await messenger.call('SnapController:getSnapState', MOCK_SNAP_ID, true),
+    ).toStrictEqual(state);
+
+    // We assume `getMnemonic` is called again because the controller needs to
+    // decrypt the state again. This is not an ideal way to test this, but it
+    // is the easiest to test this without exposing the internal state of the
+    // `SnapController`.
+    expect(getMnemonic).toHaveBeenCalledTimes(2);
+
+    snapController.destroy();
+  });
+
   describe('handleRequest', () => {
     it.each(
       Object.keys(handlerEndowments).filter(
diff --git a/packages/snaps-controllers/src/snaps/SnapController.ts b/packages/snaps-controllers/src/snaps/SnapController.ts
index bb25357596..901128c258 100644
--- a/packages/snaps-controllers/src/snaps/SnapController.ts
+++ b/packages/snaps-controllers/src/snaps/SnapController.ts
@@ -9,6 +9,7 @@ import type {
 } from '@metamask/base-controller';
 import { BaseController } from '@metamask/base-controller';
 import type { CryptographicFunctions } from '@metamask/key-tree';
+import type { KeyringControllerLockEvent } from '@metamask/keyring-controller';
 import type {
   Caveat,
   GetEndowments,
@@ -607,7 +608,8 @@ export type AllowedActions =
 export type AllowedEvents =
   | ExecutionServiceEvents
   | SnapInstalled
-  | SnapUpdated;
+  | SnapUpdated
+  | KeyringControllerLockEvent;
 
 type SnapControllerMessenger = RestrictedControllerMessenger<
   typeof controllerName,
@@ -967,6 +969,11 @@ export class SnapController extends BaseController<
       },
     );
 
+    this.messagingSystem.subscribe(
+      'KeyringController:lock',
+      this.#handleLock.bind(this),
+    );
+
     this.#initializeStateMachine();
     this.#registerMessageHandlers();
 
@@ -1832,6 +1839,7 @@ export class SnapController extends BaseController<
       const useCache =
         this.#hasCachedEncryptionKey(snapId) ||
         this.#encryptor.isVaultUpdated(state);
+
       const { key } = await this.#getSnapEncryptionKey({
         snapId,
         salt,
@@ -4007,4 +4015,17 @@ export class SnapController extends BaseController<
       },
     });
   }
+
+  /**
+   * Handle the `KeyringController:lock` event.
+   *
+   * Currently this clears the cached encrypted state (if any) for all Snaps.
+   */
+  #handleLock() {
+    for (const runtime of this.#snapsRuntimeData.values()) {
+      runtime.encryptionKey = null;
+      runtime.encryptionSalt = null;
+      runtime.state = undefined;
+    }
+  }
 }
diff --git a/packages/snaps-controllers/src/test-utils/controller.ts b/packages/snaps-controllers/src/test-utils/controller.ts
index 1602db2e66..1f2abe725d 100644
--- a/packages/snaps-controllers/src/test-utils/controller.ts
+++ b/packages/snaps-controllers/src/test-utils/controller.ts
@@ -469,6 +469,7 @@ export const getSnapControllerMessenger = (
       'SnapController:snapUpdated',
       'SnapController:stateChange',
       'SnapController:snapRolledback',
+      'KeyringController:lock',
     ],
     allowedActions: [
       'ApprovalController:addRequest',
diff --git a/yarn.lock b/yarn.lock
index 29065c5256..3cd3d672ea 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3230,7 +3230,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@ethereumjs/tx@npm:^4.2.0":
+"@ethereumjs/tx@npm:^4.0.2, @ethereumjs/tx@npm:^4.2.0":
   version: 4.2.0
   resolution: "@ethereumjs/tx@npm:4.2.0"
   dependencies:
@@ -3242,7 +3242,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@ethereumjs/util@npm:^8.1.0":
+"@ethereumjs/util@npm:^8.0.0, @ethereumjs/util@npm:^8.1.0":
   version: 8.1.0
   resolution: "@ethereumjs/util@npm:8.1.0"
   dependencies:
@@ -3762,6 +3762,64 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@keystonehq/alias-sampling@npm:^0.1.1":
+  version: 0.1.2
+  resolution: "@keystonehq/alias-sampling@npm:0.1.2"
+  checksum: 10/4dfdfb91e070b1d9f28058c92b5b8fad81696ac63bd432cd6bd359f2ab92eb50df75e8c5da1f75a351756387e9902f043b3ecc2cbf662c9c9456ecacc848abfd
+  languageName: node
+  linkType: hard
+
+"@keystonehq/base-eth-keyring@npm:^0.14.1":
+  version: 0.14.1
+  resolution: "@keystonehq/base-eth-keyring@npm:0.14.1"
+  dependencies:
+    "@ethereumjs/tx": "npm:^4.0.2"
+    "@ethereumjs/util": "npm:^8.0.0"
+    "@keystonehq/bc-ur-registry-eth": "npm:^0.19.1"
+    hdkey: "npm:^2.0.1"
+    rlp: "npm:^3.0.0"
+    uuid: "npm:^8.3.2"
+  checksum: 10/07516e967fc5c618ef0ce67b155ba69c04f8fd84d5a6fd35f025f989c41256c9e6fa0375cfb0318da42876a61c64839e312d910e4b9fa801f86179df826adc69
+  languageName: node
+  linkType: hard
+
+"@keystonehq/bc-ur-registry-eth@npm:^0.19.1":
+  version: 0.19.1
+  resolution: "@keystonehq/bc-ur-registry-eth@npm:0.19.1"
+  dependencies:
+    "@ethereumjs/util": "npm:^8.0.0"
+    "@keystonehq/bc-ur-registry": "npm:^0.6.0"
+    hdkey: "npm:^2.0.1"
+    uuid: "npm:^8.3.2"
+  checksum: 10/7e64e6a754e6b66fc83a8f3880b54828c5b37f4eaaea3287eee31bd9d9b5ac0ba4cd4b8e751af9bd2f66e6f19291eaf02f46cd177d05ed9b30c1349cdd04572f
+  languageName: node
+  linkType: hard
+
+"@keystonehq/bc-ur-registry@npm:^0.6.0":
+  version: 0.6.4
+  resolution: "@keystonehq/bc-ur-registry@npm:0.6.4"
+  dependencies:
+    "@ngraveio/bc-ur": "npm:^1.1.5"
+    bs58check: "npm:^2.1.2"
+    tslib: "npm:^2.3.0"
+  checksum: 10/d4cdbefc14f3305543340d509564e1a795eb458327d46aad8665927999150df7e282939dcb714b81fea386061019e3b9f41eedbbb09a59d404355711c33159b2
+  languageName: node
+  linkType: hard
+
+"@keystonehq/metamask-airgapped-keyring@npm:^0.14.1":
+  version: 0.14.1
+  resolution: "@keystonehq/metamask-airgapped-keyring@npm:0.14.1"
+  dependencies:
+    "@ethereumjs/tx": "npm:^4.0.2"
+    "@keystonehq/base-eth-keyring": "npm:^0.14.1"
+    "@keystonehq/bc-ur-registry-eth": "npm:^0.19.1"
+    "@metamask/obs-store": "npm:^9.0.0"
+    rlp: "npm:^2.2.6"
+    uuid: "npm:^8.3.2"
+  checksum: 10/8e34be8813c51488c7dc9b641ed17258740dda45fb72fe48670b077ecfb92273e0c5a2fbbab121b01d7e0906a3ec512f261fceb95da8089550021ab6a0c89c6b
+  languageName: node
+  linkType: hard
+
 "@lavamoat/aa@npm:^4.1.0, @lavamoat/aa@npm:^4.2.0":
   version: 4.2.0
   resolution: "@lavamoat/aa@npm:4.2.0"
@@ -3853,6 +3911,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@metamask/abi-utils@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "@metamask/abi-utils@npm:3.0.0"
+  dependencies:
+    "@metamask/superstruct": "npm:^3.1.0"
+    "@metamask/utils": "npm:^11.0.1"
+  checksum: 10/068b98185148b9e185b4af4392c6a6f82f1d4b1ff60013c57679c618f37afe9030e3ccc940e1a8b690be6f62ea91115ab18b73f3c3c09f4eff1794e31ababb9b
+  languageName: node
+  linkType: hard
+
 "@metamask/action-utils@npm:^1.0.0":
   version: 1.1.1
   resolution: "@metamask/action-utils@npm:1.1.1"
@@ -3998,6 +4066,15 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@metamask/browser-passworder@npm:^4.3.0":
+  version: 4.3.0
+  resolution: "@metamask/browser-passworder@npm:4.3.0"
+  dependencies:
+    "@metamask/utils": "npm:^8.2.0"
+  checksum: 10/8ba5c50cd6274b0cc0f90a1ee16b960ee150f14c29083f3515f4abe018a28ead32c21f5f4a62a6e27a946b1228adc2ff1f195e71e38782fa39fa8fff116173e6
+  languageName: node
+  linkType: hard
+
 "@metamask/browser-passworder@npm:^5.0.1":
   version: 5.0.1
   resolution: "@metamask/browser-passworder@npm:5.0.1"
@@ -4476,6 +4553,19 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@metamask/eth-hd-keyring@npm:^7.0.4":
+  version: 7.0.4
+  resolution: "@metamask/eth-hd-keyring@npm:7.0.4"
+  dependencies:
+    "@ethereumjs/util": "npm:^8.1.0"
+    "@metamask/eth-sig-util": "npm:^7.0.3"
+    "@metamask/scure-bip39": "npm:^2.1.1"
+    "@metamask/utils": "npm:^9.2.1"
+    ethereum-cryptography: "npm:^2.1.2"
+  checksum: 10/493d06f55225b6f9da48ee001486e18898d6a4a3afd2cf40ff1dcae2ece42d5e96174f6a05b7c39419cb3531b530c8af294d9422195661788c5e0b687a328874
+  languageName: node
+  linkType: hard
+
 "@metamask/eth-json-rpc-middleware@npm:^15.0.0":
   version: 15.0.0
   resolution: "@metamask/eth-json-rpc-middleware@npm:15.0.0"
@@ -4532,6 +4622,33 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@metamask/eth-sig-util@npm:^8.0.0":
+  version: 8.1.2
+  resolution: "@metamask/eth-sig-util@npm:8.1.2"
+  dependencies:
+    "@ethereumjs/util": "npm:^8.1.0"
+    "@metamask/abi-utils": "npm:^3.0.0"
+    "@metamask/utils": "npm:^11.0.1"
+    "@scure/base": "npm:~1.1.3"
+    ethereum-cryptography: "npm:^2.1.2"
+    tweetnacl: "npm:^1.0.3"
+  checksum: 10/32b284fc8c3229e3741b1c21f44ca3f55c2215ef8ad700775cd9501bbaab56a4e861827bef24ed263734d28c899eb3b34a9646e9d21ec3fce12204b7eb58bfed
+  languageName: node
+  linkType: hard
+
+"@metamask/eth-simple-keyring@npm:^6.0.5":
+  version: 6.0.5
+  resolution: "@metamask/eth-simple-keyring@npm:6.0.5"
+  dependencies:
+    "@ethereumjs/util": "npm:^8.1.0"
+    "@metamask/eth-sig-util": "npm:^7.0.3"
+    "@metamask/utils": "npm:^9.2.1"
+    ethereum-cryptography: "npm:^2.1.2"
+    randombytes: "npm:^2.1.0"
+  checksum: 10/98b7bd00df25e7630324e2c762e3a03a7f199108a4dfe22e5a1938f1d01c9b2cd64ab4bb6fd242bf898624903d5a68a2e1f61c95f94a141266ab23dae8d97d21
+  languageName: node
+  linkType: hard
+
 "@metamask/ethereum-provider-example-snap@workspace:^, @metamask/ethereum-provider-example-snap@workspace:packages/examples/packages/ethereum-provider":
   version: 0.0.0-use.local
   resolution: "@metamask/ethereum-provider-example-snap@workspace:packages/examples/packages/ethereum-provider"
@@ -5058,6 +5175,74 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@metamask/keyring-api@npm:^12.0.0":
+  version: 12.0.0
+  resolution: "@metamask/keyring-api@npm:12.0.0"
+  dependencies:
+    "@metamask/keyring-utils": "npm:^1.0.0"
+    "@metamask/superstruct": "npm:^3.1.0"
+    "@metamask/utils": "npm:^9.3.0"
+    bech32: "npm:^2.0.0"
+  checksum: 10/ba8b75c55d3fcb9f8b52c58ff141cba81f7c416c3fa684e089965717ea129d50e8df7a73e7ab1c96eaf59d70b6e2dd8a618434939b75ef0d3402b547b5196877
+  languageName: node
+  linkType: hard
+
+"@metamask/keyring-api@npm:^13.0.0":
+  version: 13.0.0
+  resolution: "@metamask/keyring-api@npm:13.0.0"
+  dependencies:
+    "@metamask/keyring-utils": "npm:^1.0.0"
+    "@metamask/superstruct": "npm:^3.1.0"
+    "@metamask/utils": "npm:^11.0.1"
+    bech32: "npm:^2.0.0"
+  checksum: 10/f7e8982112a2813790354267af8f79cbf241d7ca9d733fe5e8de1a13993203b154ac6d358a92bd4340cbd4d25f4bac48681d17a25e3dc6f2336c95c00c371686
+  languageName: node
+  linkType: hard
+
+"@metamask/keyring-controller@npm:^19.0.2":
+  version: 19.0.2
+  resolution: "@metamask/keyring-controller@npm:19.0.2"
+  dependencies:
+    "@ethereumjs/util": "npm:^8.1.0"
+    "@keystonehq/metamask-airgapped-keyring": "npm:^0.14.1"
+    "@metamask/base-controller": "npm:^7.0.2"
+    "@metamask/browser-passworder": "npm:^4.3.0"
+    "@metamask/eth-hd-keyring": "npm:^7.0.4"
+    "@metamask/eth-sig-util": "npm:^8.0.0"
+    "@metamask/eth-simple-keyring": "npm:^6.0.5"
+    "@metamask/keyring-api": "npm:^12.0.0"
+    "@metamask/keyring-internal-api": "npm:^1.0.0"
+    "@metamask/message-manager": "npm:^11.0.3"
+    "@metamask/utils": "npm:^10.0.0"
+    async-mutex: "npm:^0.5.0"
+    ethereumjs-wallet: "npm:^1.0.1"
+    immer: "npm:^9.0.6"
+  checksum: 10/bbc140db91902dc8a9b8e1220d3c07e91858d68b9888d26df74fe300b1baf1331c5df62dde4ea71be77b485a0bca314bfc899358375490c7dbce594810bc74b6
+  languageName: node
+  linkType: hard
+
+"@metamask/keyring-internal-api@npm:^1.0.0":
+  version: 1.1.0
+  resolution: "@metamask/keyring-internal-api@npm:1.1.0"
+  dependencies:
+    "@metamask/keyring-api": "npm:^13.0.0"
+    "@metamask/keyring-utils": "npm:^1.0.0"
+    "@metamask/superstruct": "npm:^3.1.0"
+    "@metamask/utils": "npm:^11.0.1"
+  checksum: 10/5db127cfe319c289b95d55d08b6737820f00761564e219d756a55e030b83043fb43d18bac3b63fcc69cd2e03129f831410ce960ba954d8183d976d87a6781b8c
+  languageName: node
+  linkType: hard
+
+"@metamask/keyring-utils@npm:^1.0.0":
+  version: 1.0.0
+  resolution: "@metamask/keyring-utils@npm:1.0.0"
+  dependencies:
+    "@metamask/superstruct": "npm:^3.1.0"
+    "@metamask/utils": "npm:^9.3.0"
+  checksum: 10/f74f7343a7154b029e0fa4c25735c589eba4dc25a9e323d43b7c733ce5dbb23ce603a4f02aac455163993649ceeaf714b8b843985ba7a9cb00b926b3b8dc6b51
+  languageName: node
+  linkType: hard
+
 "@metamask/lifecycle-hooks-example-snap@workspace:^, @metamask/lifecycle-hooks-example-snap@workspace:packages/examples/packages/lifecycle-hooks":
   version: 0.0.0-use.local
   resolution: "@metamask/lifecycle-hooks-example-snap@workspace:packages/examples/packages/lifecycle-hooks"
@@ -5170,6 +5355,21 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@metamask/message-manager@npm:^11.0.3":
+  version: 11.0.3
+  resolution: "@metamask/message-manager@npm:11.0.3"
+  dependencies:
+    "@metamask/base-controller": "npm:^7.0.2"
+    "@metamask/controller-utils": "npm:^11.4.4"
+    "@metamask/eth-sig-util": "npm:^8.0.0"
+    "@metamask/utils": "npm:^10.0.0"
+    "@types/uuid": "npm:^8.3.0"
+    jsonschema: "npm:^1.4.1"
+    uuid: "npm:^8.3.2"
+  checksum: 10/18f5b0091474fc45e854db9c91ad8f5f898017ba9a08b01c770904ad3929b004c65298fe246b989f3c92fd2f03b5932dfa31adadb95ca81ce6940cb28a2ec793
+  languageName: node
+  linkType: hard
+
 "@metamask/name-lookup-example-snap@workspace:^, @metamask/name-lookup-example-snap@workspace:packages/examples/packages/name-lookup":
   version: 0.0.0-use.local
   resolution: "@metamask/name-lookup-example-snap@workspace:packages/examples/packages/name-lookup"
@@ -5303,6 +5503,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@metamask/obs-store@npm:^9.0.0":
+  version: 9.1.0
+  resolution: "@metamask/obs-store@npm:9.1.0"
+  dependencies:
+    "@metamask/safe-event-emitter": "npm:^3.0.0"
+    readable-stream: "npm:^3.6.2"
+  checksum: 10/fa37a0b9e1e25f54c93a8f16449b3fc771c15b70d79d590cf41e22f871a19d673bcfd0d08b044093235d10d0bb031b47b8209d89997def0cb256abe3e371064f
+  languageName: node
+  linkType: hard
+
 "@metamask/permission-controller@npm:^11.0.4":
   version: 11.0.4
   resolution: "@metamask/permission-controller@npm:11.0.4"
@@ -5719,6 +5929,7 @@ __metadata:
     "@metamask/json-rpc-engine": "npm:^10.0.1"
     "@metamask/json-rpc-middleware-stream": "npm:^8.0.5"
     "@metamask/key-tree": "npm:^10.0.1"
+    "@metamask/keyring-controller": "npm:^19.0.2"
     "@metamask/object-multiplex": "npm:^2.0.0"
     "@metamask/permission-controller": "npm:^11.0.4"
     "@metamask/phishing-controller": "npm:^12.3.1"
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@@ -6499,6 +6710,23 @@ __metadata:
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+  version: 8.5.0
+  resolution: "@metamask/utils@npm:8.5.0"
+  dependencies:
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+    "@metamask/superstruct": "npm:^3.0.0"
+    "@noble/hashes": "npm:^1.3.1"
+    "@scure/base": "npm:^1.1.3"
+    "@types/debug": "npm:^4.1.7"
+    debug: "npm:^4.3.4"
+    pony-cause: "npm:^2.1.10"
+    semver: "npm:^7.5.4"
+    uuid: "npm:^9.0.1"
+  checksum: 10/68a42a55f7dc750b75467fb7c05a496c20dac073a2753e0f4d9642c4d8dcb3f9ddf51a09d30337e11637f1777f3dfe22e15b5159dbafb0fdb7bd8c9236056153
+  languageName: node
+  linkType: hard
+
 "@metamask/utils@npm:^9.0.0, @metamask/utils@npm:^9.1.0":
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   resolution: "@metamask/utils@npm:9.2.1"
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+"@metamask/utils@npm:^9.2.1, @metamask/utils@npm:^9.3.0":
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+  resolution: "@metamask/utils@npm:9.3.0"
+  dependencies:
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+    "@metamask/superstruct": "npm:^3.1.0"
+    "@noble/hashes": "npm:^1.3.1"
+    "@scure/base": "npm:^1.1.3"
+    "@types/debug": "npm:^4.1.7"
+    debug: "npm:^4.3.4"
+    pony-cause: "npm:^2.1.10"
+    semver: "npm:^7.5.4"
+    uuid: "npm:^9.0.1"
+  checksum: 10/ed6648cd973bbf3b4eb0e862903b795a99d27784c820e19f62f0bc0ddf353e98c2858d7e9aaebc0249a586391b344e35b9249d13c08e3ea0c74b23dc1c6b1558
+  languageName: node
+  linkType: hard
+
 "@metamask/wasm-example-snap@workspace:^, @metamask/wasm-example-snap@workspace:packages/examples/packages/wasm":
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   resolution: "@metamask/wasm-example-snap@workspace:packages/examples/packages/wasm"
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+  resolution: "@ngraveio/bc-ur@npm:1.1.13"
+  dependencies:
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+    assert: "npm:^2.0.0"
+    bignumber.js: "npm:^9.0.1"
+    cbor-sync: "npm:^1.0.4"
+    crc: "npm:^3.8.0"
+    jsbi: "npm:^3.1.5"
+    sha.js: "npm:^2.4.11"
+  checksum: 10/0d3301b673a0bd9a069dae1f017cfd03010fddf19c1449d1a9e986b9b879ee4611f5af690ace9f59b75707573d1d3d6a4983166207db743425974a736689c6a0
+  languageName: node
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+
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   resolution: "@noble/bls12-381@npm:1.4.0"
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+"@types/bn.js@npm:^5.1.0":
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+  resolution: "@types/bn.js@npm:5.1.6"
+  dependencies:
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+  checksum: 10/db565b5a2af59b09459d74441153bf23a0e80f1fb2d070330786054e7ce1a7285dc40afcd8f289426c61a83166bdd70814f70e2d439744686aac5d3ea75daf13
+  languageName: node
+  linkType: hard
+
 "@types/bn.js@npm:^5.1.5":
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   resolution: "@types/bn.js@npm:5.1.5"
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+"@types/pbkdf2@npm:^3.0.0":
+  version: 3.1.2
+  resolution: "@types/pbkdf2@npm:3.1.2"
+  dependencies:
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+  checksum: 10/bebe1e596cbbe5f7d2726a58859e61986c5a42459048e29cb7f2d4d764be6bbb0844572fd5d70ca8955a8a17e8b4ed80984fc4903e165d9efb8807a3fbb051aa
+  languageName: node
+  linkType: hard
+
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   resolution: "@types/prettier@npm:2.3.2"
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+"@types/secp256k1@npm:^4.0.1":
+  version: 4.0.6
+  resolution: "@types/secp256k1@npm:4.0.6"
+  dependencies:
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+  checksum: 10/211f823be990b55612e604d620acf0dc3bc942d3836bdd8da604269effabc86d98161e5947487b4e4e128f9180fc1682daae2f89ea7a4d9648fdfe52fba365fc
+  languageName: node
+  linkType: hard
+
 "@types/semver@npm:^7.3.12, @types/semver@npm:^7.3.6, @types/semver@npm:^7.5.0":
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   resolution: "@types/semver@npm:7.5.0"
@@ -8219,6 +8506,13 @@ __metadata:
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+"@types/uuid@npm:^8.3.0":
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+  resolution: "@types/uuid@npm:8.3.4"
+  checksum: 10/6f11f3ff70f30210edaa8071422d405e9c1d4e53abbe50fdce365150d3c698fe7bbff65c1e71ae080cbfb8fded860dbb5e174da96fdbbdfcaa3fb3daa474d20f
+  languageName: node
+  linkType: hard
+
 "@types/validate-npm-package-name@npm:^4.0.0":
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   resolution: "@types/validate-npm-package-name@npm:4.0.0"
@@ -9166,6 +9460,13 @@ __metadata:
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+"aes-js@npm:^3.1.2":
+  version: 3.1.2
+  resolution: "aes-js@npm:3.1.2"
+  checksum: 10/b65916767034a51375a3ac5aad62af452d89a386c1ae7b607bb9145d0bb8b8823bf2f3eba85bdfa52d61c65d5aed90ba90f677b8c826bfa1a8b7ae2fa3b54d91
+  languageName: node
+  linkType: hard
+
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   resolution: "agent-base@npm:6.0.2"
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+"async-mutex@npm:^0.5.0":
+  version: 0.5.0
+  resolution: "async-mutex@npm:0.5.0"
+  dependencies:
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+  checksum: 10/4c6bfce1cc9cd43f723c4d96403ac5f4757f885c953b839cde6956ec8817ff39623b82d67614de10c7933e21626925882fb9bac367db7d15d7cb4f84228722c9
+  languageName: node
+  linkType: hard
+
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   resolution: "async@npm:3.2.4"
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+"base-x@npm:^3.0.2":
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+  resolution: "base-x@npm:3.0.10"
+  dependencies:
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+  checksum: 10/52307739559e81d9980889de2359cb4f816cc0eb9a463028fa3ab239ab913d9044a1b47b4520f98e68453df32a457b8ba58b8d0ee7e757fc3fb971f3fa7a1482
+  languageName: node
+  linkType: hard
+
 "base64-js@npm:^1.0.2, base64-js@npm:^1.3.1":
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   resolution: "base64-js@npm:1.5.1"
@@ -9893,6 +10212,13 @@ __metadata:
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+"bech32@npm:^2.0.0":
+  version: 2.0.0
+  resolution: "bech32@npm:2.0.0"
+  checksum: 10/fa15acb270b59aa496734a01f9155677b478987b773bf701f465858bf1606c6a970085babd43d71ce61895f1baa594cb41a2cd1394bd2c6698f03cc2d811300e
+  languageName: node
+  linkType: hard
+
 "big-integer@npm:^1.6.17":
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   resolution: "big-integer@npm:1.6.51"
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-"bignumber.js@npm:^9.1.2":
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@@ -9973,6 +10299,13 @@ __metadata:
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+"blakejs@npm:^1.1.0":
+  version: 1.2.1
+  resolution: "blakejs@npm:1.2.1"
+  checksum: 10/0638b1bd058b21892633929c43005aa6a4cc4b2ac5b338a146c3c076622f1b360795bd7a4d1f077c9b01863ed2df0c1504a81c5b520d164179120434847e6cd7
+  languageName: node
+  linkType: hard
+
 "bluebird@npm:~3.4.1":
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   resolution: "bluebird@npm:3.4.7"
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-"bn.js@npm:5.2.1, bn.js@npm:^5.0.0, bn.js@npm:^5.2.1":
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-"browserify-aes@npm:^1.0.0, browserify-aes@npm:^1.0.4":
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+"bs58@npm:^4.0.0":
+  version: 4.0.1
+  resolution: "bs58@npm:4.0.1"
+  dependencies:
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+  checksum: 10/b3c5365bb9e0c561e1a82f1a2d809a1a692059fae016be233a6127ad2f50a6b986467c3a50669ce4c18929dcccb297c5909314dd347a25a68c21b68eb3e95ac2
+  languageName: node
+  linkType: hard
+
+"bs58check@npm:^2.1.2":
+  version: 2.1.2
+  resolution: "bs58check@npm:2.1.2"
+  dependencies:
+    bs58: "npm:^4.0.0"
+    create-hash: "npm:^1.1.0"
+    safe-buffer: "npm:^5.1.2"
+  checksum: 10/43bdf08a5dd04581b78f040bc4169480e17008da482ffe2a6507327bbc4fc5c28de0501f7faf22901cfe57fbca79cbb202ca529003fedb4cb8dccd265b38e54d
+  languageName: node
+  linkType: hard
+
 "bser@npm:2.1.1":
   version: 2.1.1
   resolution: "bser@npm:2.1.1"
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-"buffer@npm:^5.2.1, buffer@npm:^5.5.0":
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   resolution: "buffer@npm:5.7.1"
   dependencies:
@@ -10539,6 +10892,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"cbor-sync@npm:^1.0.4":
+  version: 1.0.4
+  resolution: "cbor-sync@npm:1.0.4"
+  checksum: 10/bdad5fbf442b5b2478ba59433cab145ad823f963f674ec42f3b730689e679327ec8a6dfab97724b63295badac915574139984e702475ff8025d7cb175e50e9ae
+  languageName: node
+  linkType: hard
+
 "chainsaw@npm:~0.1.0":
   version: 0.1.0
   resolution: "chainsaw@npm:0.1.0"
@@ -11258,6 +11618,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"crc@npm:^3.8.0":
+  version: 3.8.0
+  resolution: "crc@npm:3.8.0"
+  dependencies:
+    buffer: "npm:^5.1.0"
+  checksum: 10/3a43061e692113d60fbaf5e438c5f6aa3374fe2368244a75cc083ecee6762513bcee8583f67c2c56feea0b0c72b41b7304fbd3c1e26cfcfaec310b9a18543fa8
+  languageName: node
+  linkType: hard
+
 "create-ecdh@npm:^4.0.0":
   version: 4.0.4
   resolution: "create-ecdh@npm:4.0.4"
@@ -12258,6 +12627,21 @@ __metadata:
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+"elliptic@npm:^6.5.7":
+  version: 6.6.1
+  resolution: "elliptic@npm:6.6.1"
+  dependencies:
+    bn.js: "npm:^4.11.9"
+    brorand: "npm:^1.1.0"
+    hash.js: "npm:^1.0.0"
+    hmac-drbg: "npm:^1.0.1"
+    inherits: "npm:^2.0.4"
+    minimalistic-assert: "npm:^1.0.1"
+    minimalistic-crypto-utils: "npm:^1.0.1"
+  checksum: 10/dc678c9febd89a219c4008ba3a9abb82237be853d9fd171cd602c8fb5ec39927e65c6b5e7a1b2a4ea82ee8e0ded72275e7932bb2da04a5790c2638b818e4e1c5
+  languageName: node
+  linkType: hard
+
 "emittery@npm:^0.13.1":
   version: 0.13.1
   resolution: "emittery@npm:0.13.1"
@@ -13296,6 +13680,29 @@ __metadata:
   languageName: node
   linkType: hard
 
+"ethereum-cryptography@npm:^0.1.3":
+  version: 0.1.3
+  resolution: "ethereum-cryptography@npm:0.1.3"
+  dependencies:
+    "@types/pbkdf2": "npm:^3.0.0"
+    "@types/secp256k1": "npm:^4.0.1"
+    blakejs: "npm:^1.1.0"
+    browserify-aes: "npm:^1.2.0"
+    bs58check: "npm:^2.1.2"
+    create-hash: "npm:^1.2.0"
+    create-hmac: "npm:^1.1.7"
+    hash.js: "npm:^1.1.7"
+    keccak: "npm:^3.0.0"
+    pbkdf2: "npm:^3.0.17"
+    randombytes: "npm:^2.1.0"
+    safe-buffer: "npm:^5.1.2"
+    scrypt-js: "npm:^3.0.0"
+    secp256k1: "npm:^4.0.1"
+    setimmediate: "npm:^1.0.5"
+  checksum: 10/975e476782746acd97d5b37366801ae622a52fb31e5d83f600804be230a61ef7b9d289dcecd9c308fb441967caf3a6e3768dd7c8add6441fcc60c398175d5a96
+  languageName: node
+  linkType: hard
+
 "ethereum-cryptography@npm:^2.0.0, ethereum-cryptography@npm:^2.1.2":
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   resolution: "ethereum-cryptography@npm:2.1.2"
@@ -13308,6 +13715,35 @@ __metadata:
   languageName: node
   linkType: hard
 
+"ethereumjs-util@npm:^7.1.2":
+  version: 7.1.5
+  resolution: "ethereumjs-util@npm:7.1.5"
+  dependencies:
+    "@types/bn.js": "npm:^5.1.0"
+    bn.js: "npm:^5.1.2"
+    create-hash: "npm:^1.1.2"
+    ethereum-cryptography: "npm:^0.1.3"
+    rlp: "npm:^2.2.4"
+  checksum: 10/f28fc1ebb8f35bf9e418f76f51be737d94d603b912c3e014c4e87cd45ccd1b10bdfef764c8f152574b57e9faa260a18773cbc110f9e0a754d6b3730699e54dc9
+  languageName: node
+  linkType: hard
+
+"ethereumjs-wallet@npm:^1.0.1":
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+  resolution: "ethereumjs-wallet@npm:1.0.2"
+  dependencies:
+    aes-js: "npm:^3.1.2"
+    bs58check: "npm:^2.1.2"
+    ethereum-cryptography: "npm:^0.1.3"
+    ethereumjs-util: "npm:^7.1.2"
+    randombytes: "npm:^2.1.0"
+    scrypt-js: "npm:^3.0.1"
+    utf8: "npm:^3.0.0"
+    uuid: "npm:^8.3.2"
+  checksum: 10/0a9ad0ac0930627c15e6fa6115dde8d1dd81160e57fbdf81ef0bcd1e0edd750fe9e8b00992651e694cabefee29eef2ad651dce8b24ae5253861927d0e19b6c90
+  languageName: node
+  linkType: hard
+
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   version: 6.13.4
   resolution: "ethers@npm:6.13.4"
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-"hash.js@npm:^1.0.0, hash.js@npm:^1.0.3":
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   dependencies:
@@ -14713,6 +15149,18 @@ __metadata:
   languageName: node
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+"hdkey@npm:^2.0.1":
+  version: 2.1.0
+  resolution: "hdkey@npm:2.1.0"
+  dependencies:
+    bs58check: "npm:^2.1.2"
+    ripemd160: "npm:^2.0.2"
+    safe-buffer: "npm:^5.1.1"
+    secp256k1: "npm:^4.0.0"
+  checksum: 10/c4ee2189ea3d87070ebd14ad7368e292b1e0b30e4d8a107eb8f33624634df6e57b8a3b2cda65b3bd97e88474f6798cfdbe7b63b6037429f0e169321d84a0db58
+  languageName: node
+  linkType: hard
+
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   version: 1.2.0
   resolution: "he@npm:1.2.0"
@@ -16480,6 +16928,13 @@ __metadata:
   languageName: node
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+"jsbi@npm:^3.1.5":
+  version: 3.2.5
+  resolution: "jsbi@npm:3.2.5"
+  checksum: 10/2cceb3a06dcb16493e936aa22384d912dd5f0a1fd474b97b5c6705011bd0aac8214d9a392a730b3f3ffb61a8fbe910a34d0fe881329be6a02857520d7a61ace6
+  languageName: node
+  linkType: hard
+
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   resolution: "jsbn@npm:1.1.0"
@@ -16678,6 +17133,13 @@ __metadata:
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+"jsonschema@npm:^1.4.1":
+  version: 1.5.0
+  resolution: "jsonschema@npm:1.5.0"
+  checksum: 10/46bf49b388ba922073bcb3c8d5e90af9d29fc8303dc866fd440182c88d6b4fd2807679fd39cdefb4113156d104ea47da9c0ff4bbcb0032c9fa29461cb1a92182
+  languageName: node
+  linkType: hard
+
 "jsx-ast-utils@npm:^2.4.1 || ^3.0.0":
   version: 3.3.3
   resolution: "jsx-ast-utils@npm:3.3.3"
@@ -16688,6 +17150,18 @@ __metadata:
   languageName: node
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+"keccak@npm:^3.0.0":
+  version: 3.0.4
+  resolution: "keccak@npm:3.0.4"
+  dependencies:
+    node-addon-api: "npm:^2.0.0"
+    node-gyp: "npm:latest"
+    node-gyp-build: "npm:^4.2.0"
+    readable-stream: "npm:^3.6.0"
+  checksum: 10/45478bb0a57e44d0108646499b8360914b0fbc8b0e088f1076659cb34faaa9eb829c40f6dd9dadb3460bb86cc33153c41fed37fe5ce09465a60e71e78c23fa55
+  languageName: node
+  linkType: hard
+
 "keyv@npm:^4.5.3":
   version: 4.5.3
   resolution: "keyv@npm:4.5.3"
@@ -18068,6 +18542,24 @@ __metadata:
   languageName: node
   linkType: hard
 
+"node-addon-api@npm:^2.0.0":
+  version: 2.0.2
+  resolution: "node-addon-api@npm:2.0.2"
+  dependencies:
+    node-gyp: "npm:latest"
+  checksum: 10/e4ce4daac5b2fefa6b94491b86979a9c12d9cceba571d2c6df1eb5859f9da68e5dc198f128798e1785a88aafee6e11f4992dcccd4bf86bec90973927d158bd60
+  languageName: node
+  linkType: hard
+
+"node-addon-api@npm:^5.0.0":
+  version: 5.1.0
+  resolution: "node-addon-api@npm:5.1.0"
+  dependencies:
+    node-gyp: "npm:latest"
+  checksum: 10/595f59ffb4630564f587c502119cbd980d302e482781021f3b479f5fc7e41cf8f2f7280fdc2795f32d148e4f3259bd15043c52d4a3442796aa6f1ae97b959636
+  languageName: node
+  linkType: hard
+
 "node-addon-api@npm:^6.1.0":
   version: 6.1.0
   resolution: "node-addon-api@npm:6.1.0"
@@ -18134,6 +18626,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"node-gyp-build@npm:^4.2.0":
+  version: 4.8.4
+  resolution: "node-gyp-build@npm:4.8.4"
+  bin:
+    node-gyp-build: bin.js
+    node-gyp-build-optional: optional.js
+    node-gyp-build-test: build-test.js
+  checksum: 10/6a7d62289d1afc419fc8fc9bd00aa4e554369e50ca0acbc215cb91446148b75ff7e2a3b53c2c5b2c09a39d416d69f3d3237937860373104b5fe429bf30ad9ac5
+  languageName: node
+  linkType: hard
+
 "node-gyp@npm:^10.0.0":
   version: 10.0.1
   resolution: "node-gyp@npm:10.0.1"
@@ -18925,6 +19428,19 @@ __metadata:
   languageName: node
   linkType: hard
 
+"pbkdf2@npm:^3.0.17":
+  version: 3.1.2
+  resolution: "pbkdf2@npm:3.1.2"
+  dependencies:
+    create-hash: "npm:^1.1.2"
+    create-hmac: "npm:^1.1.4"
+    ripemd160: "npm:^2.0.1"
+    safe-buffer: "npm:^5.0.1"
+    sha.js: "npm:^2.4.8"
+  checksum: 10/40bdf30df1c9bb1ae41ec50c11e480cf0d36484b7c7933bf55e4451d1d0e3f09589df70935c56e7fccc5702779a0d7b842d012be8c08a187b44eb24d55bb9460
+  languageName: node
+  linkType: hard
+
 "pbkdf2@npm:^3.0.3":
   version: 3.1.1
   resolution: "pbkdf2@npm:3.1.1"
@@ -20421,7 +20937,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ripemd160@npm:^2.0.0, ripemd160@npm:^2.0.1":
+"ripemd160@npm:^2.0.0, ripemd160@npm:^2.0.1, ripemd160@npm:^2.0.2":
   version: 2.0.2
   resolution: "ripemd160@npm:2.0.2"
   dependencies:
@@ -20431,6 +20947,26 @@ __metadata:
   languageName: node
   linkType: hard
 
+"rlp@npm:^2.2.4, rlp@npm:^2.2.6":
+  version: 2.2.7
+  resolution: "rlp@npm:2.2.7"
+  dependencies:
+    bn.js: "npm:^5.2.0"
+  bin:
+    rlp: bin/rlp
+  checksum: 10/cf1919a2dc99f336191b3363b76299db567c192b7ee3c6f5c722728c34f65577883c9c88eeb7a1bfcbc26693c8a4f1fb0662e79ee86f0c98dd258d6987303498
+  languageName: node
+  linkType: hard
+
+"rlp@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "rlp@npm:3.0.0"
+  bin:
+    rlp: bin/rlp
+  checksum: 10/c85549fa5368ef029707d02f0937c0c503b69fb330c5941508c9eef537a4f179fbeecd17149aeb795d430ed5249b68d7c66383a9863068712a191d388786cfc1
+  languageName: node
+  linkType: hard
+
 "rollup-plugin-inject@npm:^3.0.0":
   version: 3.0.2
   resolution: "rollup-plugin-inject@npm:3.0.2"
@@ -20662,6 +21198,25 @@ __metadata:
   languageName: node
   linkType: hard
 
+"scrypt-js@npm:^3.0.0, scrypt-js@npm:^3.0.1":
+  version: 3.0.1
+  resolution: "scrypt-js@npm:3.0.1"
+  checksum: 10/2f8aa72b7f76a6f9c446bbec5670f80d47497bccce98474203d89b5667717223eeb04a50492ae685ed7adc5a060fc2d8f9fd988f8f7ebdaf3341967f3aeff116
+  languageName: node
+  linkType: hard
+
+"secp256k1@npm:^4.0.0, secp256k1@npm:^4.0.1":
+  version: 4.0.4
+  resolution: "secp256k1@npm:4.0.4"
+  dependencies:
+    elliptic: "npm:^6.5.7"
+    node-addon-api: "npm:^5.0.0"
+    node-gyp: "npm:latest"
+    node-gyp-build: "npm:^4.2.0"
+  checksum: 10/45000f348c853df7c1e2b67c48efb062ae78c0620ab1a5cfb02fa20d3aad39c641f4e7a18b3de3b54a7c0cc1e0addeb8ecd9d88bc332e92df17a92b60c36122a
+  languageName: node
+  linkType: hard
+
 "select-hose@npm:^2.0.0":
   version: 2.0.0
   resolution: "select-hose@npm:2.0.0"
@@ -20832,7 +21387,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"setimmediate@npm:^1.0.4, setimmediate@npm:~1.0.4":
+"setimmediate@npm:^1.0.4, setimmediate@npm:^1.0.5, setimmediate@npm:~1.0.4":
   version: 1.0.5
   resolution: "setimmediate@npm:1.0.5"
   checksum: 10/76e3f5d7f4b581b6100ff819761f04a984fa3f3990e72a6554b57188ded53efce2d3d6c0932c10f810b7c59414f85e2ab3c11521877d1dea1ce0b56dc906f485
@@ -20853,7 +21408,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"sha.js@npm:^2.4.0, sha.js@npm:^2.4.8":
+"sha.js@npm:^2.4.0, sha.js@npm:^2.4.11, sha.js@npm:^2.4.8":
   version: 2.4.11
   resolution: "sha.js@npm:2.4.11"
   dependencies:
@@ -22177,6 +22732,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"tslib@npm:^2.3.0":
+  version: 2.8.1
+  resolution: "tslib@npm:2.8.1"
+  checksum: 10/3e2e043d5c2316461cb54e5c7fe02c30ef6dccb3384717ca22ae5c6b5bc95232a6241df19c622d9c73b809bea33b187f6dbc73030963e29950c2141bc32a79f7
+  languageName: node
+  linkType: hard
+
 "tsutils@npm:^3.21.0":
   version: 3.21.0
   resolution: "tsutils@npm:3.21.0"
@@ -22640,6 +23202,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"utf8@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "utf8@npm:3.0.0"
+  checksum: 10/31d19c4faacbb65b09ebc1c21c32b20bdb0919c6f6773cee5001b99bb83f8e503e7233c08fc71ebb34f7cfebd95cec3243b81d90176097aa2f286cccb4ce866e
+  languageName: node
+  linkType: hard
+
 "util-deprecate@npm:^1.0.1, util-deprecate@npm:^1.0.2, util-deprecate@npm:~1.0.1":
   version: 1.0.2
   resolution: "util-deprecate@npm:1.0.2"