diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 70b05b8fe..0f201d55e 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -56,6 +56,7 @@ import SmartTransactionsController from '@metamask/smart-transactions-controller
 ///: BEGIN:ONLY_INCLUDE_IN(flask)
 import {
   CronjobController,
+  JsonSnapsRegistry,
   SnapController,
   IframeExecutionService,
 } from '@metamask/snaps-controllers';
@@ -701,6 +702,8 @@ export default class MetamaskController extends EventEmitter {
           `${this.approvalController.name}:hasRequest`,
           `${this.approvalController.name}:acceptRequest`,
           `${this.approvalController.name}:rejectRequest`,
+          `SnapController:getPermitted`,
+          `SnapController:install`,
         ],
       }),
       state: initState.PermissionController,
@@ -760,9 +763,7 @@ export default class MetamaskController extends EventEmitter {
 
     ///: BEGIN:ONLY_INCLUDE_IN(flask)
     const snapExecutionServiceArgs = {
-      iframeUrl: new URL(
-        'https://metamask.github.io/iframe-execution-environment/0.14.0',
-      ),
+      iframeUrl: new URL('https://execution.metamask.io/0.15.1/index.html'),
       messenger: this.controllerMessenger.getRestricted({
         name: 'ExecutionService',
       }),
@@ -800,6 +801,8 @@ export default class MetamaskController extends EventEmitter {
         'ExecutionService:terminateSnap',
         'ExecutionService:terminateAllSnaps',
         'ExecutionService:handleRpcRequest',
+        'SnapsRegistry:get',
+        'SnapsRegistry:getMetadata',
       ],
     });
 
@@ -858,7 +861,6 @@ export default class MetamaskController extends EventEmitter {
         },
       },
     });
-    // --- Snaps Cronjob Controller configuration
     const cronjobControllerMessenger = this.controllerMessenger.getRestricted({
       name: 'CronjobController',
       allowedEvents: [
@@ -877,6 +879,24 @@ export default class MetamaskController extends EventEmitter {
       messenger: cronjobControllerMessenger,
     });
 
+    const snapsRegistryMessenger = this.controllerMessenger.getRestricted({
+      name: 'SnapsRegistry',
+      allowedEvents: [],
+      allowedActions: [],
+    });
+    this.snapsRegistry = new JsonSnapsRegistry({
+      state: initState.SnapsRegistry,
+      messenger: snapsRegistryMessenger,
+      refetchOnAllowlistMiss: isMain,
+      failOnUnavailableRegistry: isMain,
+      url: {
+        registry: 'https://acl.execution.metamask.io/latest/registry.json',
+        signature: 'https://acl.execution.metamask.io/latest/signature.json',
+      },
+      publicKey:
+        '0x025b65308f0f0fb8bc7f7ff87bfc296e0330eee5d3c1d1ee4a048b2fd6a86fa0a6',
+    });
+
     this.desktopController = new DesktopController({
       initState: initState.DesktopController,
     });
@@ -1259,6 +1279,7 @@ export default class MetamaskController extends EventEmitter {
       ///: BEGIN:ONLY_INCLUDE_IN(flask)
       SnapController: this.snapController,
       CronjobController: this.cronjobController,
+      SnapsRegistry: this.snapsRegistry,
       NotificationController: this.notificationController,
       DesktopController: this.desktopController.store,
       ///: END:ONLY_INCLUDE_IN
@@ -1292,6 +1313,7 @@ export default class MetamaskController extends EventEmitter {
         ///: BEGIN:ONLY_INCLUDE_IN(flask)
         SnapController: this.snapController,
         CronjobController: this.cronjobController,
+        SnapsRegistry: this.snapsRegistry,
         NotificationController: this.notificationController,
         DesktopController: this.desktopController.store,
         ///: END:ONLY_INCLUDE_IN
@@ -3866,15 +3888,11 @@ export default class MetamaskController extends EventEmitter {
           'SnapController:getPermitted',
           origin,
         ),
-        requestPermissions: async (requestedPermissions) => {
-          const [approvedPermissions] =
-            await this.permissionController.requestPermissions(
-              { origin },
-              requestedPermissions,
-            );
-
-          return Object.values(approvedPermissions);
-        },
+        requestPermissions: async (requestedPermissions) =>
+          await this.permissionController.requestPermissions(
+            { origin },
+            requestedPermissions,
+          ),
         getPermissions: this.permissionController.getPermissions.bind(
           this.permissionController,
           origin,
diff --git a/lavamoat/browserify/beta/policy.json b/lavamoat/browserify/beta/policy.json
index 7d933f82d..cf463cda4 100644
--- a/lavamoat/browserify/beta/policy.json
+++ b/lavamoat/browserify/beta/policy.json
@@ -1295,6 +1295,8 @@
         "setTimeout": true
       },
       "packages": {
+        "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1302,6 +1304,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/message-manager>jsonschema": {
       "packages": {
         "browserify>url": true
@@ -1331,8 +1345,11 @@
       }
     },
     "@metamask/permission-controller": {
+      "globals": {
+        "console.error": true
+      },
       "packages": {
-        "@metamask/base-controller": true,
+        "@metamask/permission-controller>@metamask/base-controller": true,
         "@metamask/permission-controller>@metamask/controller-utils": true,
         "@metamask/permission-controller>nanoid": true,
         "deep-freeze-strict": true,
@@ -1341,6 +1358,11 @@
         "json-rpc-engine": true
       }
     },
+    "@metamask/permission-controller>@metamask/base-controller": {
+      "packages": {
+        "immer": true
+      }
+    },
     "@metamask/permission-controller>@metamask/controller-utils": {
       "globals": {
         "console.error": true,
@@ -1348,7 +1370,8 @@
         "setTimeout": true
       },
       "packages": {
-        "@metamask/controller-utils>isomorphic-fetch": true,
+        "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1356,6 +1379,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/permission-controller>nanoid": {
       "globals": {
         "crypto.getRandomValues": true
@@ -1533,7 +1568,15 @@
       "packages": {
         "@metamask/key-tree>@noble/hashes": true,
         "@metamask/key-tree>@scure/base": true,
-        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@noble/secp256k1": true
+        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": true
+      }
+    },
+    "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": {
+      "globals": {
+        "crypto": true
+      },
+      "packages": {
+        "browserify>browser-resolve": true
       }
     },
     "@ngraveio/bc-ur": {
@@ -2579,11 +2622,6 @@
         "document.createElement": true
       }
     },
-    "btoa": {
-      "packages": {
-        "browserify>buffer": true
-      }
-    },
     "classnames": {
       "globals": {
         "classNames": "write",
diff --git a/lavamoat/browserify/desktop/policy.json b/lavamoat/browserify/desktop/policy.json
index 46ce15ef8..c2acd56f3 100644
--- a/lavamoat/browserify/desktop/policy.json
+++ b/lavamoat/browserify/desktop/policy.json
@@ -1349,6 +1349,8 @@
         "setTimeout": true
       },
       "packages": {
+        "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1356,6 +1358,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/message-manager>jsonschema": {
       "packages": {
         "browserify>url": true
@@ -1397,8 +1411,11 @@
       }
     },
     "@metamask/permission-controller": {
+      "globals": {
+        "console.error": true
+      },
       "packages": {
-        "@metamask/base-controller": true,
+        "@metamask/permission-controller>@metamask/base-controller": true,
         "@metamask/permission-controller>@metamask/controller-utils": true,
         "@metamask/permission-controller>nanoid": true,
         "deep-freeze-strict": true,
@@ -1407,6 +1424,11 @@
         "json-rpc-engine": true
       }
     },
+    "@metamask/permission-controller>@metamask/base-controller": {
+      "packages": {
+        "immer": true
+      }
+    },
     "@metamask/permission-controller>@metamask/controller-utils": {
       "globals": {
         "console.error": true,
@@ -1414,7 +1436,8 @@
         "setTimeout": true
       },
       "packages": {
-        "@metamask/controller-utils>isomorphic-fetch": true,
+        "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1422,6 +1445,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/permission-controller>nanoid": {
       "globals": {
         "crypto.getRandomValues": true
@@ -1461,6 +1496,7 @@
     },
     "@metamask/post-message-stream": {
       "globals": {
+        "MessageEvent.prototype": true,
         "WorkerGlobalScope": true,
         "addEventListener": true,
         "browser": true,
@@ -1545,8 +1581,8 @@
       "packages": {
         "@metamask/key-tree": true,
         "@metamask/key-tree>@noble/hashes": true,
+        "@metamask/permission-controller": true,
         "@metamask/rpc-methods>@metamask/browser-passworder": true,
-        "@metamask/rpc-methods>@metamask/permission-controller": true,
         "@metamask/rpc-methods>nanoid": true,
         "@metamask/snaps-ui": true,
         "@metamask/snaps-utils": true,
@@ -1569,36 +1605,6 @@
         "browserify>buffer": true
       }
     },
-    "@metamask/rpc-methods>@metamask/permission-controller": {
-      "packages": {
-        "@metamask/rpc-methods>@metamask/permission-controller>@metamask/base-controller": true,
-        "@metamask/rpc-methods>@metamask/permission-controller>@metamask/controller-utils": true,
-        "@metamask/rpc-methods>nanoid": true,
-        "deep-freeze-strict": true,
-        "eth-rpc-errors": true,
-        "immer": true,
-        "json-rpc-engine": true
-      }
-    },
-    "@metamask/rpc-methods>@metamask/permission-controller>@metamask/base-controller": {
-      "packages": {
-        "immer": true
-      }
-    },
-    "@metamask/rpc-methods>@metamask/permission-controller>@metamask/controller-utils": {
-      "globals": {
-        "console.error": true,
-        "fetch": true,
-        "setTimeout": true
-      },
-      "packages": {
-        "browserify>buffer": true,
-        "eslint>fast-deep-equal": true,
-        "eth-ens-namehash": true,
-        "ethereumjs-util": true,
-        "ethjs>ethjs-unit": true
-      }
-    },
     "@metamask/rpc-methods>nanoid": {
       "globals": {
         "crypto.getRandomValues": true
@@ -1656,11 +1662,11 @@
         "setTimeout": true
       },
       "packages": {
+        "@metamask/permission-controller": true,
         "@metamask/post-message-stream": true,
         "@metamask/providers>@metamask/object-multiplex": true,
         "@metamask/rpc-methods": true,
         "@metamask/snaps-controllers>@metamask/base-controller": true,
-        "@metamask/snaps-controllers>@metamask/permission-controller": true,
         "@metamask/snaps-controllers>@metamask/subject-metadata-controller": true,
         "@metamask/snaps-controllers>@xstate/fsm": true,
         "@metamask/snaps-controllers>concat-stream": true,
@@ -1669,6 +1675,7 @@
         "@metamask/snaps-controllers>readable-web-to-node-stream": true,
         "@metamask/snaps-controllers>tar-stream": true,
         "@metamask/snaps-utils": true,
+        "@metamask/snaps-utils>@metamask/snaps-registry": true,
         "@metamask/utils": true,
         "eth-rpc-errors": true,
         "json-rpc-engine": true,
@@ -1681,31 +1688,6 @@
         "immer": true
       }
     },
-    "@metamask/snaps-controllers>@metamask/base-controller>@metamask/controller-utils": {
-      "globals": {
-        "console.error": true,
-        "fetch": true,
-        "setTimeout": true
-      },
-      "packages": {
-        "browserify>buffer": true,
-        "eslint>fast-deep-equal": true,
-        "eth-ens-namehash": true,
-        "ethereumjs-util": true,
-        "ethjs>ethjs-unit": true
-      }
-    },
-    "@metamask/snaps-controllers>@metamask/permission-controller": {
-      "packages": {
-        "@metamask/snaps-controllers>@metamask/base-controller": true,
-        "@metamask/snaps-controllers>@metamask/base-controller>@metamask/controller-utils": true,
-        "@metamask/snaps-controllers>nanoid": true,
-        "deep-freeze-strict": true,
-        "eth-rpc-errors": true,
-        "immer": true,
-        "json-rpc-engine": true
-      }
-    },
     "@metamask/snaps-controllers>@metamask/subject-metadata-controller": {
       "packages": {
         "@metamask/snaps-controllers>@metamask/base-controller": true
@@ -1885,6 +1867,13 @@
         "semver": true
       }
     },
+    "@metamask/snaps-utils>@metamask/snaps-registry": {
+      "packages": {
+        "@metamask/key-tree>@noble/secp256k1": true,
+        "@metamask/utils": true,
+        "@metamask/utils>superstruct": true
+      }
+    },
     "@metamask/snaps-utils>cron-parser": {
       "packages": {
         "browserify>browser-resolve": true,
@@ -1974,7 +1963,15 @@
       "packages": {
         "@metamask/key-tree>@noble/hashes": true,
         "@metamask/key-tree>@scure/base": true,
-        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@noble/secp256k1": true
+        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": true
+      }
+    },
+    "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": {
+      "globals": {
+        "crypto": true
+      },
+      "packages": {
+        "browserify>browser-resolve": true
       }
     },
     "@ngraveio/bc-ur": {
@@ -3020,11 +3017,6 @@
         "document.createElement": true
       }
     },
-    "btoa": {
-      "packages": {
-        "browserify>buffer": true
-      }
-    },
     "classnames": {
       "globals": {
         "classNames": "write",
diff --git a/lavamoat/browserify/flask/policy.json b/lavamoat/browserify/flask/policy.json
index 46ce15ef8..c2acd56f3 100644
--- a/lavamoat/browserify/flask/policy.json
+++ b/lavamoat/browserify/flask/policy.json
@@ -1349,6 +1349,8 @@
         "setTimeout": true
       },
       "packages": {
+        "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1356,6 +1358,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/message-manager>jsonschema": {
       "packages": {
         "browserify>url": true
@@ -1397,8 +1411,11 @@
       }
     },
     "@metamask/permission-controller": {
+      "globals": {
+        "console.error": true
+      },
       "packages": {
-        "@metamask/base-controller": true,
+        "@metamask/permission-controller>@metamask/base-controller": true,
         "@metamask/permission-controller>@metamask/controller-utils": true,
         "@metamask/permission-controller>nanoid": true,
         "deep-freeze-strict": true,
@@ -1407,6 +1424,11 @@
         "json-rpc-engine": true
       }
     },
+    "@metamask/permission-controller>@metamask/base-controller": {
+      "packages": {
+        "immer": true
+      }
+    },
     "@metamask/permission-controller>@metamask/controller-utils": {
       "globals": {
         "console.error": true,
@@ -1414,7 +1436,8 @@
         "setTimeout": true
       },
       "packages": {
-        "@metamask/controller-utils>isomorphic-fetch": true,
+        "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1422,6 +1445,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/permission-controller>nanoid": {
       "globals": {
         "crypto.getRandomValues": true
@@ -1461,6 +1496,7 @@
     },
     "@metamask/post-message-stream": {
       "globals": {
+        "MessageEvent.prototype": true,
         "WorkerGlobalScope": true,
         "addEventListener": true,
         "browser": true,
@@ -1545,8 +1581,8 @@
       "packages": {
         "@metamask/key-tree": true,
         "@metamask/key-tree>@noble/hashes": true,
+        "@metamask/permission-controller": true,
         "@metamask/rpc-methods>@metamask/browser-passworder": true,
-        "@metamask/rpc-methods>@metamask/permission-controller": true,
         "@metamask/rpc-methods>nanoid": true,
         "@metamask/snaps-ui": true,
         "@metamask/snaps-utils": true,
@@ -1569,36 +1605,6 @@
         "browserify>buffer": true
       }
     },
-    "@metamask/rpc-methods>@metamask/permission-controller": {
-      "packages": {
-        "@metamask/rpc-methods>@metamask/permission-controller>@metamask/base-controller": true,
-        "@metamask/rpc-methods>@metamask/permission-controller>@metamask/controller-utils": true,
-        "@metamask/rpc-methods>nanoid": true,
-        "deep-freeze-strict": true,
-        "eth-rpc-errors": true,
-        "immer": true,
-        "json-rpc-engine": true
-      }
-    },
-    "@metamask/rpc-methods>@metamask/permission-controller>@metamask/base-controller": {
-      "packages": {
-        "immer": true
-      }
-    },
-    "@metamask/rpc-methods>@metamask/permission-controller>@metamask/controller-utils": {
-      "globals": {
-        "console.error": true,
-        "fetch": true,
-        "setTimeout": true
-      },
-      "packages": {
-        "browserify>buffer": true,
-        "eslint>fast-deep-equal": true,
-        "eth-ens-namehash": true,
-        "ethereumjs-util": true,
-        "ethjs>ethjs-unit": true
-      }
-    },
     "@metamask/rpc-methods>nanoid": {
       "globals": {
         "crypto.getRandomValues": true
@@ -1656,11 +1662,11 @@
         "setTimeout": true
       },
       "packages": {
+        "@metamask/permission-controller": true,
         "@metamask/post-message-stream": true,
         "@metamask/providers>@metamask/object-multiplex": true,
         "@metamask/rpc-methods": true,
         "@metamask/snaps-controllers>@metamask/base-controller": true,
-        "@metamask/snaps-controllers>@metamask/permission-controller": true,
         "@metamask/snaps-controllers>@metamask/subject-metadata-controller": true,
         "@metamask/snaps-controllers>@xstate/fsm": true,
         "@metamask/snaps-controllers>concat-stream": true,
@@ -1669,6 +1675,7 @@
         "@metamask/snaps-controllers>readable-web-to-node-stream": true,
         "@metamask/snaps-controllers>tar-stream": true,
         "@metamask/snaps-utils": true,
+        "@metamask/snaps-utils>@metamask/snaps-registry": true,
         "@metamask/utils": true,
         "eth-rpc-errors": true,
         "json-rpc-engine": true,
@@ -1681,31 +1688,6 @@
         "immer": true
       }
     },
-    "@metamask/snaps-controllers>@metamask/base-controller>@metamask/controller-utils": {
-      "globals": {
-        "console.error": true,
-        "fetch": true,
-        "setTimeout": true
-      },
-      "packages": {
-        "browserify>buffer": true,
-        "eslint>fast-deep-equal": true,
-        "eth-ens-namehash": true,
-        "ethereumjs-util": true,
-        "ethjs>ethjs-unit": true
-      }
-    },
-    "@metamask/snaps-controllers>@metamask/permission-controller": {
-      "packages": {
-        "@metamask/snaps-controllers>@metamask/base-controller": true,
-        "@metamask/snaps-controllers>@metamask/base-controller>@metamask/controller-utils": true,
-        "@metamask/snaps-controllers>nanoid": true,
-        "deep-freeze-strict": true,
-        "eth-rpc-errors": true,
-        "immer": true,
-        "json-rpc-engine": true
-      }
-    },
     "@metamask/snaps-controllers>@metamask/subject-metadata-controller": {
       "packages": {
         "@metamask/snaps-controllers>@metamask/base-controller": true
@@ -1885,6 +1867,13 @@
         "semver": true
       }
     },
+    "@metamask/snaps-utils>@metamask/snaps-registry": {
+      "packages": {
+        "@metamask/key-tree>@noble/secp256k1": true,
+        "@metamask/utils": true,
+        "@metamask/utils>superstruct": true
+      }
+    },
     "@metamask/snaps-utils>cron-parser": {
       "packages": {
         "browserify>browser-resolve": true,
@@ -1974,7 +1963,15 @@
       "packages": {
         "@metamask/key-tree>@noble/hashes": true,
         "@metamask/key-tree>@scure/base": true,
-        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@noble/secp256k1": true
+        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": true
+      }
+    },
+    "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": {
+      "globals": {
+        "crypto": true
+      },
+      "packages": {
+        "browserify>browser-resolve": true
       }
     },
     "@ngraveio/bc-ur": {
@@ -3020,11 +3017,6 @@
         "document.createElement": true
       }
     },
-    "btoa": {
-      "packages": {
-        "browserify>buffer": true
-      }
-    },
     "classnames": {
       "globals": {
         "classNames": "write",
diff --git a/lavamoat/browserify/main/policy.json b/lavamoat/browserify/main/policy.json
index 7d933f82d..cf463cda4 100644
--- a/lavamoat/browserify/main/policy.json
+++ b/lavamoat/browserify/main/policy.json
@@ -1295,6 +1295,8 @@
         "setTimeout": true
       },
       "packages": {
+        "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1302,6 +1304,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/message-manager>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/message-manager>jsonschema": {
       "packages": {
         "browserify>url": true
@@ -1331,8 +1345,11 @@
       }
     },
     "@metamask/permission-controller": {
+      "globals": {
+        "console.error": true
+      },
       "packages": {
-        "@metamask/base-controller": true,
+        "@metamask/permission-controller>@metamask/base-controller": true,
         "@metamask/permission-controller>@metamask/controller-utils": true,
         "@metamask/permission-controller>nanoid": true,
         "deep-freeze-strict": true,
@@ -1341,6 +1358,11 @@
         "json-rpc-engine": true
       }
     },
+    "@metamask/permission-controller>@metamask/base-controller": {
+      "packages": {
+        "immer": true
+      }
+    },
     "@metamask/permission-controller>@metamask/controller-utils": {
       "globals": {
         "console.error": true,
@@ -1348,7 +1370,8 @@
         "setTimeout": true
       },
       "packages": {
-        "@metamask/controller-utils>isomorphic-fetch": true,
+        "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": true,
+        "@spruceid/siwe-parser": true,
         "browserify>buffer": true,
         "eslint>fast-deep-equal": true,
         "eth-ens-namehash": true,
@@ -1356,6 +1379,18 @@
         "ethjs>ethjs-unit": true
       }
     },
+    "@metamask/permission-controller>@metamask/controller-utils>@metamask/utils": {
+      "globals": {
+        "TextDecoder": true,
+        "TextEncoder": true
+      },
+      "packages": {
+        "@metamask/utils>superstruct": true,
+        "browserify>buffer": true,
+        "nock>debug": true,
+        "semver": true
+      }
+    },
     "@metamask/permission-controller>nanoid": {
       "globals": {
         "crypto.getRandomValues": true
@@ -1533,7 +1568,15 @@
       "packages": {
         "@metamask/key-tree>@noble/hashes": true,
         "@metamask/key-tree>@scure/base": true,
-        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@noble/secp256k1": true
+        "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": true
+      }
+    },
+    "@metamask/utils>@ethereumjs/tx>ethereum-cryptography>@scure/bip32>@noble/secp256k1": {
+      "globals": {
+        "crypto": true
+      },
+      "packages": {
+        "browserify>browser-resolve": true
       }
     },
     "@ngraveio/bc-ur": {
@@ -2579,11 +2622,6 @@
         "document.createElement": true
       }
     },
-    "btoa": {
-      "packages": {
-        "browserify>buffer": true
-      }
-    },
     "classnames": {
       "globals": {
         "classNames": "write",
diff --git a/package.json b/package.json
index ec9321133..b0cdf96a7 100644
--- a/package.json
+++ b/package.json
@@ -247,18 +247,18 @@
     "@metamask/metamask-eth-abis": "^3.0.0",
     "@metamask/notification-controller": "^1.0.0",
     "@metamask/obs-store": "^5.0.0",
-    "@metamask/permission-controller": "^2.0.0",
+    "@metamask/permission-controller": "^3.1.0",
     "@metamask/phishing-controller": "^2.0.0",
     "@metamask/post-message-stream": "^6.0.0",
     "@metamask/providers": "^10.2.1",
     "@metamask/rate-limit-controller": "^1.0.0",
-    "@metamask/rpc-methods": "^0.31.0",
+    "@metamask/rpc-methods": "^0.32.2",
     "@metamask/scure-bip39": "^2.0.3",
     "@metamask/slip44": "^2.1.0",
     "@metamask/smart-transactions-controller": "^3.1.0",
-    "@metamask/snaps-controllers": "^0.31.0",
-    "@metamask/snaps-ui": "^0.31.0",
-    "@metamask/snaps-utils": "^0.31.0",
+    "@metamask/snaps-controllers": "^0.32.2",
+    "@metamask/snaps-ui": "^0.32.2",
+    "@metamask/snaps-utils": "^0.32.2",
     "@metamask/subject-metadata-controller": "^1.0.0",
     "@metamask/utils": "^5.0.0",
     "@ngraveio/bc-ur": "^1.1.6",
diff --git a/test/e2e/snaps/enums.js b/test/e2e/snaps/enums.js
index c9dccd198..ec89f5314 100644
--- a/test/e2e/snaps/enums.js
+++ b/test/e2e/snaps/enums.js
@@ -1,3 +1,3 @@
 module.exports = {
-  TEST_SNAPS_WEBSITE_URL: 'https://metamask.github.io/test-snaps/5.1.0/',
+  TEST_SNAPS_WEBSITE_URL: 'https://metamask.github.io/test-snaps/5.1.2/',
 };
diff --git a/test/e2e/snaps/test-snap-update.spec.js b/test/e2e/snaps/test-snap-update.spec.js
index eaf0b847c..aff7214d4 100644
--- a/test/e2e/snaps/test-snap-update.spec.js
+++ b/test/e2e/snaps/test-snap-update.spec.js
@@ -127,7 +127,7 @@ describe('Test Snap update', function () {
         // look for the correct version text
         const versionResult = await driver.findElement('#updateSnapVersion');
         await driver.delay(1000);
-        assert.equal(await versionResult.getText(), '"5.0.1"');
+        assert.equal(await versionResult.getText(), '"5.1.2"');
       },
     );
   });
diff --git a/yarn.lock b/yarn.lock
index 6ea77ae8f..e1de27f68 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3595,7 +3595,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/approval-controller@npm:^1.0.0, @metamask/approval-controller@npm:^1.0.1, @metamask/approval-controller@npm:^1.1.0":
+"@metamask/approval-controller@npm:^1.0.0, @metamask/approval-controller@npm:^1.0.1":
   version: 1.1.0
   resolution: "@metamask/approval-controller@npm:1.1.0"
   dependencies:
@@ -3739,16 +3739,18 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/controller-utils@npm:^3.0.0":
-  version: 3.0.0
-  resolution: "@metamask/controller-utils@npm:3.0.0"
+"@metamask/controller-utils@npm:^3.0.0, @metamask/controller-utils@npm:^3.1.0":
+  version: 3.1.0
+  resolution: "@metamask/controller-utils@npm:3.1.0"
   dependencies:
+    "@metamask/utils": ^3.3.1
+    "@spruceid/siwe-parser": 1.1.3
     eth-ens-namehash: ^2.0.8
     eth-rpc-errors: ^4.0.0
     ethereumjs-util: ^7.0.10
     ethjs-unit: ^0.1.6
     fast-deep-equal: ^3.1.3
-  checksum: 44227aa9f716f86373a1a4fb86b7ae1c51199dd819f30a3a310a9f87838b7e11c1a3bb024572253bd3cb0258281596cfab8fbf317c3fe90962fa6cf426aa6858
+  checksum: 811fc4b9da98ca406a0e002c87933687e745d20f802305bb2af0affcdad454189c705caae9389444da1f5f88f2d10269b3ae8354aa1f600a11ddb9315cfa5718
   languageName: node
   linkType: hard
 
@@ -4168,33 +4170,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/permission-controller@npm:^2.0.0":
-  version: 2.0.0
-  resolution: "@metamask/permission-controller@npm:2.0.0"
-  dependencies:
-    "@metamask/approval-controller": ^1.1.0
-    "@metamask/base-controller": ^1.1.2
-    "@metamask/controller-utils": ^2.0.0
-    "@metamask/types": ^1.1.0
-    "@types/deep-freeze-strict": ^1.1.0
-    deep-freeze-strict: ^1.1.1
-    eth-rpc-errors: ^4.0.0
-    immer: ^9.0.6
-    json-rpc-engine: ^6.1.0
-    nanoid: ^3.1.31
-  peerDependencies:
-    "@metamask/approval-controller": ^1.1.0
-  checksum: 152be8429ceebf7dfbd415ff12746ee9c0216fa4dfb90f825532fd216f6b2aa66061748fb0685ec23ad6bde21212c6ccd32a4219b803913d45b70f8ded45ac2e
-  languageName: node
-  linkType: hard
-
-"@metamask/permission-controller@npm:^3.0.0":
-  version: 3.0.0
-  resolution: "@metamask/permission-controller@npm:3.0.0"
+"@metamask/permission-controller@npm:^3.0.0, @metamask/permission-controller@npm:^3.1.0":
+  version: 3.1.0
+  resolution: "@metamask/permission-controller@npm:3.1.0"
   dependencies:
     "@metamask/approval-controller": ^2.0.0
     "@metamask/base-controller": ^2.0.0
-    "@metamask/controller-utils": ^3.0.0
+    "@metamask/controller-utils": ^3.1.0
     "@metamask/types": ^1.1.0
     "@types/deep-freeze-strict": ^1.1.0
     deep-freeze-strict: ^1.1.1
@@ -4204,7 +4186,7 @@ __metadata:
     nanoid: ^3.1.31
   peerDependencies:
     "@metamask/approval-controller": ^2.0.0
-  checksum: 67e104d21b3f0258863ecaabd11cb587f10dbcc91ff9b081d8b9569d163d6d54dd5b8fb267d5416ab8e41c8c48b5103e92e013fd1916d492b72706cda2474962
+  checksum: 91c615e2faf9c1ce16371602e99354178d79a0af0697f1c3c81c860c2e9972f23e8189290cd41423c3df3048906bbf55c01fef8326677f2ea5cbcfdfb6a58db6
   languageName: node
   linkType: hard
 
@@ -4239,13 +4221,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/post-message-stream@npm:^6.0.0, @metamask/post-message-stream@npm:^6.1.0":
-  version: 6.1.0
-  resolution: "@metamask/post-message-stream@npm:6.1.0"
+"@metamask/post-message-stream@npm:^6.0.0, @metamask/post-message-stream@npm:^6.1.1":
+  version: 6.1.1
+  resolution: "@metamask/post-message-stream@npm:6.1.1"
   dependencies:
-    "@metamask/utils": ^3.0.1
+    "@metamask/utils": ^4.0.0
     readable-stream: 2.3.3
-  checksum: 2503f3fbce7f9c8372ccc429253688f296876ccb83e7c55e8cbc512e7004d84555f111c75c0f81444a6f8148533a86d537bffa9fad9b5c8b13727615a96b32fe
+  checksum: 588988d555ff20e0d60ed2de71e804d96963a9d4c07716901d5ae13100eb0f97c49eb6b2dbd93ac408098067c0e12cbfca90fed345fecdb69c92e852ab28c0b4
   languageName: node
   linkType: hard
 
@@ -4290,22 +4272,22 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/rpc-methods@npm:^0.31.0":
-  version: 0.31.0
-  resolution: "@metamask/rpc-methods@npm:0.31.0"
+"@metamask/rpc-methods@npm:^0.32.2":
+  version: 0.32.2
+  resolution: "@metamask/rpc-methods@npm:0.32.2"
   dependencies:
     "@metamask/browser-passworder": ^4.0.2
     "@metamask/key-tree": ^7.0.0
-    "@metamask/permission-controller": ^3.0.0
-    "@metamask/snaps-ui": ^0.31.0
-    "@metamask/snaps-utils": ^0.31.0
+    "@metamask/permission-controller": ^3.1.0
+    "@metamask/snaps-ui": ^0.32.2
+    "@metamask/snaps-utils": ^0.32.2
     "@metamask/types": ^1.1.0
     "@metamask/utils": ^5.0.0
     "@noble/hashes": ^1.1.3
     eth-rpc-errors: ^4.0.2
     nanoid: ^3.1.31
     superstruct: ^1.0.3
-  checksum: 73e7271279a3eff43f5bca46343d582a3f90f2eda3c8e4dcfc46e01f097be2222decf8a4d66aee3a8fc4fdc1b15de176460ea0f2a87ec99889a2c5456800879c
+  checksum: 11a996de95c64ef26e22fcd276a04e7ef93e1cd8ef279bea46a6293c7c0e714f22c417ebd92ca50fca505aaf4c68bcaf818466c24cdc93c77afad9842a50f394
   languageName: node
   linkType: hard
 
@@ -4352,19 +4334,19 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/snaps-controllers@npm:^0.31.0":
-  version: 0.31.0
-  resolution: "@metamask/snaps-controllers@npm:0.31.0"
+"@metamask/snaps-controllers@npm:^0.32.2":
+  version: 0.32.2
+  resolution: "@metamask/snaps-controllers@npm:0.32.2"
   dependencies:
     "@metamask/approval-controller": ^2.0.0
     "@metamask/base-controller": ^2.0.0
     "@metamask/object-multiplex": ^1.1.0
-    "@metamask/permission-controller": ^3.0.0
-    "@metamask/post-message-stream": ^6.1.0
-    "@metamask/rpc-methods": ^0.31.0
-    "@metamask/snaps-execution-environments": ^0.31.0
-    "@metamask/snaps-registry": ^1.1.1
-    "@metamask/snaps-utils": ^0.31.0
+    "@metamask/permission-controller": ^3.1.0
+    "@metamask/post-message-stream": ^6.1.1
+    "@metamask/rpc-methods": ^0.32.2
+    "@metamask/snaps-execution-environments": ^0.32.2
+    "@metamask/snaps-registry": ^1.2.0
+    "@metamask/snaps-utils": ^0.32.2
     "@metamask/subject-metadata-controller": ^2.0.0
     "@metamask/utils": ^5.0.0
     "@xstate/fsm": ^2.0.0
@@ -4379,19 +4361,19 @@ __metadata:
     pump: ^3.0.0
     readable-web-to-node-stream: ^3.0.2
     tar-stream: ^2.2.0
-  checksum: 6e3a69216a3dbcdef7702caf60795bd7bc25169e491d695a14638c0ce67dcfc67e509f8f29604d974d23cc132edf933e16d2859d4502455e805a2ffd9a366d12
+  checksum: f3994b4245d74f324b83ffb5ce2879201b77ea4916d46c5d20fba49d21d8cf10ff74252b0c0e29215587e67a94b18e2c2d6bbeac934ec669d3e56eeabae5b04f
   languageName: node
   linkType: hard
 
-"@metamask/snaps-execution-environments@npm:^0.31.0":
-  version: 0.31.0
-  resolution: "@metamask/snaps-execution-environments@npm:0.31.0"
+"@metamask/snaps-execution-environments@npm:^0.32.2":
+  version: 0.32.2
+  resolution: "@metamask/snaps-execution-environments@npm:0.32.2"
   dependencies:
     "@metamask/object-multiplex": ^1.2.0
-    "@metamask/post-message-stream": ^6.1.0
+    "@metamask/post-message-stream": ^6.1.1
     "@metamask/providers": ^10.2.0
-    "@metamask/rpc-methods": ^0.31.0
-    "@metamask/snaps-utils": ^0.31.0
+    "@metamask/rpc-methods": ^0.32.2
+    "@metamask/snaps-utils": ^0.32.2
     "@metamask/utils": ^5.0.0
     eth-rpc-errors: ^4.0.3
     json-rpc-engine: ^6.1.0
@@ -4399,40 +4381,42 @@ __metadata:
     ses: ^0.18.1
     stream-browserify: ^3.0.0
     superstruct: ^1.0.3
-  checksum: 114b8370980868e3a8db650a9cac35a31f063d82621bbc7e052157a54ee96b60c26db260bcac904813b751fec103da5fe74af061d0c7dd3fb6c50dd975258350
+  checksum: 10d5d727dea00628c0644ab639bd734b9fb793cdc01ebe5d1101db3041de54b854acc8f935ec8acff134fa12a5713c038c466c2f2813b038dd1eea84d700856f
   languageName: node
   linkType: hard
 
-"@metamask/snaps-registry@npm:^1.1.1":
-  version: 1.1.1
-  resolution: "@metamask/snaps-registry@npm:1.1.1"
+"@metamask/snaps-registry@npm:^1.2.0":
+  version: 1.2.0
+  resolution: "@metamask/snaps-registry@npm:1.2.0"
+  dependencies:
+    "@metamask/utils": ^5.0.0
+    "@noble/secp256k1": ^1.7.1
+    superstruct: ^1.0.3
+  checksum: d0534680e713ca94e41cbb86f5f700aaf8c1f36b88fc1ed24b4669f11f8583b6d949f6724b8d9fd518a6210131af4ea7822e73ce34e64649dbe29a28850c6682
+  languageName: node
+  linkType: hard
+
+"@metamask/snaps-ui@npm:^0.32.2":
+  version: 0.32.2
+  resolution: "@metamask/snaps-ui@npm:0.32.2"
   dependencies:
     "@metamask/utils": ^5.0.0
     superstruct: ^1.0.3
-  checksum: 1e77c30af2955baf559160c1098f79a042196b23cd691448668672b4c8c3d92a0602061ab4c4f05b2f60310cfd81147c5e87ce80da6d4a48e45765d569132a77
+  checksum: 98e8900efb63a0f1ec4893624290a1bf2d0fa416f99d57f33532865063f4e4b9b3787b77630629c64d7dc041e3508cac81044eca067ed76a07aa380bc5997db2
   languageName: node
   linkType: hard
 
-"@metamask/snaps-ui@npm:^0.31.0":
-  version: 0.31.0
-  resolution: "@metamask/snaps-ui@npm:0.31.0"
-  dependencies:
-    "@metamask/utils": ^5.0.0
-    superstruct: ^1.0.3
-  checksum: b4d7df0e3f3bd28c8cb958c72143d442c44f0ca4f02e226725b804e9f24c1d9a0f7d1d46818adb2969651d4a4626b57a80e669c9867f0dc3335fd85cf458c9a3
-  languageName: node
-  linkType: hard
-
-"@metamask/snaps-utils@npm:^0.31.0":
-  version: 0.31.0
-  resolution: "@metamask/snaps-utils@npm:0.31.0"
+"@metamask/snaps-utils@npm:^0.32.2":
+  version: 0.32.2
+  resolution: "@metamask/snaps-utils@npm:0.32.2"
   dependencies:
     "@babel/core": ^7.18.6
     "@babel/types": ^7.18.7
-    "@metamask/permission-controller": ^3.0.0
+    "@metamask/base-controller": ^2.0.0
+    "@metamask/permission-controller": ^3.1.0
     "@metamask/providers": ^10.2.1
-    "@metamask/snaps-registry": ^1.1.1
-    "@metamask/snaps-ui": ^0.31.0
+    "@metamask/snaps-registry": ^1.2.0
+    "@metamask/snaps-ui": ^0.32.2
     "@metamask/utils": ^5.0.0
     "@noble/hashes": ^1.1.3
     "@scure/base": ^1.1.1
@@ -4445,7 +4429,7 @@ __metadata:
     ses: ^0.18.1
     superstruct: ^1.0.3
     validate-npm-package-name: ^5.0.0
-  checksum: 007dc6e08989b0a197cc84d95b29a194c3408a2f9e822a42c2060a1c842ff10c737cf8f5f0e8f8178a7ea7f98565cfc8e16eaa9181331b50b5dc13c3a80655cd
+  checksum: 3568fb79cff8283eacb6e1bd498e20191f2c7c6774675be372f5305a4b5275512d1ded2a9fb36c106a8b10c5cbf480f6a87cdacfc70baf642b9bf3094ee3aefa
   languageName: node
   linkType: hard
 
@@ -4499,6 +4483,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@metamask/utils@npm:^4.0.0":
+  version: 4.0.0
+  resolution: "@metamask/utils@npm:4.0.0"
+  dependencies:
+    "@types/debug": ^4.1.7
+    debug: ^4.3.4
+    semver: ^7.3.8
+    superstruct: ^1.0.3
+  checksum: 6d4edca78fe1f66504ed5e5ca021a67f4b4e0893e86484c746b87039c2161c39d3b8bd8e4b9235ddfd023b2d76dd54210af94ec5550e27bc4ad9c0d7d5f3f231
+  languageName: node
+  linkType: hard
+
 "@metamask/utils@npm:^5.0.0":
   version: 5.0.0
   resolution: "@metamask/utils@npm:5.0.0"
@@ -4572,7 +4568,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@noble/secp256k1@npm:^1.5.5, @noble/secp256k1@npm:^1.7.0":
+"@noble/secp256k1@npm:^1.5.5, @noble/secp256k1@npm:^1.7.0, @noble/secp256k1@npm:^1.7.1":
   version: 1.7.1
   resolution: "@noble/secp256k1@npm:1.7.1"
   checksum: d2301f1f7690368d8409a3152450458f27e54df47e3f917292de3de82c298770890c2de7c967d237eff9c95b70af485389a9695f73eb05a43e2bd562d18b18cb
@@ -5104,7 +5100,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@spruceid/siwe-parser@npm:^1.1.3":
+"@spruceid/siwe-parser@npm:1.1.3, @spruceid/siwe-parser@npm:^1.1.3":
   version: 1.1.3
   resolution: "@spruceid/siwe-parser@npm:1.1.3"
   dependencies:
@@ -24294,19 +24290,19 @@ __metadata:
     "@metamask/metamask-eth-abis": ^3.0.0
     "@metamask/notification-controller": ^1.0.0
     "@metamask/obs-store": ^5.0.0
-    "@metamask/permission-controller": ^2.0.0
+    "@metamask/permission-controller": ^3.1.0
     "@metamask/phishing-controller": ^2.0.0
     "@metamask/phishing-warning": ^2.0.1
     "@metamask/post-message-stream": ^6.0.0
     "@metamask/providers": ^10.2.1
     "@metamask/rate-limit-controller": ^1.0.0
-    "@metamask/rpc-methods": ^0.31.0
+    "@metamask/rpc-methods": ^0.32.2
     "@metamask/scure-bip39": ^2.0.3
     "@metamask/slip44": ^2.1.0
     "@metamask/smart-transactions-controller": ^3.1.0
-    "@metamask/snaps-controllers": ^0.31.0
-    "@metamask/snaps-ui": ^0.31.0
-    "@metamask/snaps-utils": ^0.31.0
+    "@metamask/snaps-controllers": ^0.32.2
+    "@metamask/snaps-ui": ^0.32.2
+    "@metamask/snaps-utils": ^0.32.2
     "@metamask/subject-metadata-controller": ^1.0.0
     "@metamask/test-dapp": ^5.6.0
     "@metamask/utils": ^5.0.0