diff --git a/trials/wallet/package-lock.json b/trials/wallet/package-lock.json
index 7232d52..6ec6172 100644
--- a/trials/wallet/package-lock.json
+++ b/trials/wallet/package-lock.json
@@ -1,23 +1,46 @@
 {
-  "requires": true,
+  "name": "npm-proj-1706934480878-0.9316978627294701a1JGvj",
   "lockfileVersion": 1,
+  "requires": true,
   "dependencies": {
+    "@types/bn.js": {
+      "version": "4.11.6",
+      "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-4.11.6.tgz",
+      "integrity": "sha512-pqr857jrp2kPuO9uRjZ3PwnJTjoQy+fcdxvBTvHm6dkmEL9q+hDD/2j/0ELOBPtPnS8LjCX0gI9nbl8lVkadpg==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/node": {
+      "version": "20.11.16",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.11.16.tgz",
+      "integrity": "sha512-gKb0enTmRCzXSSUJDq6/sPcqrfCv2mkkG6Jt/clpn5eiCbKTY+SgZUxo+p8ZKMof5dCp9vHQUAB7wOUTod22wQ==",
+      "requires": {
+        "undici-types": "~5.26.4"
+      }
+    },
+    "@types/pbkdf2": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/@types/pbkdf2/-/pbkdf2-3.1.2.tgz",
+      "integrity": "sha512-uRwJqmiXmh9++aSu1VNEn3iIxWOhd8AHXNSdlaLfdAAdSTY9jYVeGWnzejM3dvrkbqE3/hyQkQQ29IFATEGlew==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/secp256k1": {
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/@types/secp256k1/-/secp256k1-4.0.6.tgz",
+      "integrity": "sha512-hHxJU6PAEUn0TP4S/ZOzuTUvJWuZ6eIKeNKb5RBpODvSl6hp1Wrw4s7ATY50rklRCScUDpHzVA/DQdSjJ3UoYQ==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "@zeit/schemas": {
       "version": "2.6.0",
       "resolved": "https://registry.npmjs.org/@zeit/schemas/-/schemas-2.6.0.tgz",
       "integrity": "sha512-uUrgZ8AxS+Lio0fZKAipJjAh415JyrOZowliZAzmnJSsf7piVL5w+G0+gFJ0KSu3QRhvui/7zuvpLz03YjXAhg==",
       "dev": true
     },
-    "JSONStream": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
-      "integrity": "sha512-E+iruNOY8VV9s4JEbe1aNEm6MiszPRr/UfcHMz0TQh1BXSxHK+ASV1R6W4HpjBhSeS+54PIsAMCBmwD06LLsqQ==",
-      "dev": true,
-      "requires": {
-        "jsonparse": "^1.2.0",
-        "through": ">=2.2.7 <3"
-      }
-    },
     "accepts": {
       "version": "1.3.7",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
@@ -159,7 +182,8 @@
     "base64-js": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.1.tgz",
-      "integrity": "sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g=="
+      "integrity": "sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g==",
+      "dev": true
     },
     "bindings": {
       "version": "1.5.0",
@@ -177,10 +201,15 @@
         "safe-buffer": "^5.0.1"
       }
     },
+    "blakejs": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/blakejs/-/blakejs-1.2.1.tgz",
+      "integrity": "sha512-QXUSXI3QVc/gJME0dBpXrag1kbzOqCjCX8/b54ntNyW6sjtoqxqRk3LTmXzaJoh71zMsDCjM+47jS7XiwN/+fQ=="
+    },
     "bn.js": {
-      "version": "4.11.8",
-      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-      "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+      "version": "4.12.0",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+      "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
     },
     "boxen": {
       "version": "1.3.0",
@@ -218,9 +247,9 @@
       "integrity": "sha512-erYug8XoqzU3IfcU8fUgyHqyOXqIE4tUTTQ+7mqUjQlvnXkOO6OlT9c/ZoJVHYoAaqGxr09CN53G7XIsO4KtWA==",
       "dev": true,
       "requires": {
-        "JSONStream": "^1.0.3",
         "combine-source-map": "~0.8.0",
         "defined": "^1.0.0",
+        "JSONStream": "^1.0.3",
         "safe-buffer": "^5.1.1",
         "through2": "^2.0.0",
         "umd": "^3.0.0"
@@ -249,7 +278,6 @@
       "integrity": "sha512-6bfI3cl76YLAnCZ75AGu/XPOsqUhRyc0F/olGIJeCxtfxF2HvPKEcmjU9M8oAPxl4uBY1U7Nry33Q6koV3f2iw==",
       "dev": true,
       "requires": {
-        "JSONStream": "^1.0.3",
         "assert": "^1.4.0",
         "browser-pack": "^6.0.1",
         "browser-resolve": "^1.11.0",
@@ -271,6 +299,7 @@
         "https-browserify": "^1.0.0",
         "inherits": "~2.0.1",
         "insert-module-globals": "^7.0.0",
+        "JSONStream": "^1.0.3",
         "labeled-stream-splicer": "^2.0.0",
         "mkdirp": "^0.5.0",
         "module-deps": "^6.0.0",
@@ -345,15 +374,6 @@
         "randombytes": "^2.0.1"
       }
     },
-    "browserify-sha3": {
-      "version": "0.0.4",
-      "resolved": "https://registry.npmjs.org/browserify-sha3/-/browserify-sha3-0.0.4.tgz",
-      "integrity": "sha1-CGxHuMgjFsnUcCLCYYWVRXbdjiY=",
-      "requires": {
-        "js-sha3": "^0.6.1",
-        "safe-buffer": "^5.1.1"
-      }
-    },
     "browserify-sign": {
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/browserify-sign/-/browserify-sign-4.0.4.tgz",
@@ -400,6 +420,7 @@
       "version": "5.4.3",
       "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.4.3.tgz",
       "integrity": "sha512-zvj65TkFeIt3i6aj5bIvJDzjjQQGs4o/sNoezg1F1kYap9Nu2jcUdpwzRSJTHMMzG0H7bZkn4rNQpImhuxWX2A==",
+      "dev": true,
       "requires": {
         "base64-js": "^1.0.2",
         "ieee754": "^1.1.4"
@@ -452,8 +473,8 @@
       }
     },
     "chart-csv": {
-      "version": "github:kumavis/chart-csv#01f61ec4777b80bf47193491e0feeeab543cf509",
-      "from": "github:kumavis/chart-csv#master",
+      "version": "git+ssh://git@github.com/kumavis/chart-csv.git#01f61ec4777b80bf47193491e0feeeab543cf509",
+      "from": "chart-csv@kumavis/chart-csv#master",
       "requires": {
         "multistream": "^2.1.0",
         "pump": "^1.0.1"
@@ -818,17 +839,17 @@
       }
     },
     "elliptic": {
-      "version": "6.5.1",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.1.tgz",
-      "integrity": "sha512-xvJINNLbTeWQjrl6X+7eQCrIy/YPv5XCpKW6kB5mKvtnGILoLDcySuwomfdzt0BMdLNVnuRNTuzKNHj0bva1Cg==",
+      "version": "6.5.4",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+      "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
       "requires": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
         "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
+        "hmac-drbg": "^1.0.1",
+        "inherits": "^2.0.4",
+        "minimalistic-assert": "^1.0.1",
+        "minimalistic-crypto-utils": "^1.0.1"
       }
     },
     "end-of-stream": {
@@ -846,37 +867,91 @@
       "dev": true
     },
     "eth-sig-util": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/eth-sig-util/-/eth-sig-util-2.5.0.tgz",
-      "integrity": "sha512-ahApxr+e1cls/GwcFSGsgRLrMqG6D6cBnK9CRHhx97O/s9ow+URIxbPvov8jfE70ZnNBdHMircoSCpi1b4QHjA==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/eth-sig-util/-/eth-sig-util-3.0.1.tgz",
+      "integrity": "sha512-0Us50HiGGvZgjtWTyAI/+qTzYPMLy5Q451D0Xy68bxq1QMWdoOddDwGvsqcFT27uohKgalM9z/yxplyt+mY2iQ==",
       "requires": {
-        "buffer": "^5.2.1",
-        "elliptic": "^6.4.0",
-        "ethereumjs-abi": "0.6.5",
+        "ethereumjs-abi": "^0.6.8",
         "ethereumjs-util": "^5.1.1",
-        "tweetnacl": "^1.0.0",
+        "tweetnacl": "^1.0.3",
         "tweetnacl-util": "^0.15.0"
       }
     },
+    "ethereum-cryptography": {
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/ethereum-cryptography/-/ethereum-cryptography-0.1.3.tgz",
+      "integrity": "sha512-w8/4x1SGGzc+tO97TASLja6SLd3fRIK2tLVcV2Gx4IB21hE19atll5Cq9o3d0ZmAYC/8aw0ipieTSiekAea4SQ==",
+      "requires": {
+        "@types/pbkdf2": "^3.0.0",
+        "@types/secp256k1": "^4.0.1",
+        "blakejs": "^1.1.0",
+        "browserify-aes": "^1.2.0",
+        "bs58check": "^2.1.2",
+        "create-hash": "^1.2.0",
+        "create-hmac": "^1.1.7",
+        "hash.js": "^1.1.7",
+        "keccak": "^3.0.0",
+        "pbkdf2": "^3.0.17",
+        "randombytes": "^2.1.0",
+        "safe-buffer": "^5.1.2",
+        "scrypt-js": "^3.0.0",
+        "secp256k1": "^4.0.1",
+        "setimmediate": "^1.0.5"
+      },
+      "dependencies": {
+        "keccak": {
+          "version": "3.0.4",
+          "resolved": "https://registry.npmjs.org/keccak/-/keccak-3.0.4.tgz",
+          "integrity": "sha512-3vKuW0jV8J3XNTzvfyicFR5qvxrSAGl7KIhvgOu5cmWwM7tZRj3fMbj/pfIf4be7aznbc+prBWGjywox/g2Y6Q==",
+          "requires": {
+            "node-addon-api": "^2.0.0",
+            "node-gyp-build": "^4.2.0",
+            "readable-stream": "^3.6.0"
+          }
+        },
+        "readable-stream": {
+          "version": "3.6.2",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
+          "integrity": "sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        },
+        "secp256k1": {
+          "version": "4.0.3",
+          "resolved": "https://registry.npmjs.org/secp256k1/-/secp256k1-4.0.3.tgz",
+          "integrity": "sha512-NLZVf+ROMxwtEj3Xa562qgv2BK5e2WNmXPiOdVIPLgs6lyTzMvBq0aWTYMI5XCP9jZMVKOcqZLw/Wc4vDkuxhA==",
+          "requires": {
+            "elliptic": "^6.5.4",
+            "node-addon-api": "^2.0.0",
+            "node-gyp-build": "^4.2.0"
+          }
+        }
+      }
+    },
     "ethereumjs-abi": {
-      "version": "0.6.5",
-      "resolved": "https://registry.npmjs.org/ethereumjs-abi/-/ethereumjs-abi-0.6.5.tgz",
-      "integrity": "sha1-WmN+8Wq0NHP6cqKa2QhxQFs/UkE=",
+      "version": "0.6.8",
+      "resolved": "https://registry.npmjs.org/ethereumjs-abi/-/ethereumjs-abi-0.6.8.tgz",
+      "integrity": "sha512-Tx0r/iXI6r+lRsdvkFDlut0N08jWMnKRZ6Gkq+Nmw75lZe4e6o3EkSnkaBP5NF6+m5PTGAr9JP43N3LyeoglsA==",
       "requires": {
-        "bn.js": "^4.10.0",
-        "ethereumjs-util": "^4.3.0"
+        "bn.js": "^4.11.8",
+        "ethereumjs-util": "^6.0.0"
       },
       "dependencies": {
         "ethereumjs-util": {
-          "version": "4.5.0",
-          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-4.5.0.tgz",
-          "integrity": "sha1-PpQosxfuvaPXJg2FT93alUsfG8Y=",
+          "version": "6.2.1",
+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-6.2.1.tgz",
+          "integrity": "sha512-W2Ktez4L01Vexijrm5EB6w7dg4n/TgpoYU4avuT5T3Vmnw/eCRtiBrJfQYS/DCSvDIOLn2k57GcHdeBcgVxAqw==",
           "requires": {
-            "bn.js": "^4.8.0",
+            "@types/bn.js": "^4.11.3",
+            "bn.js": "^4.11.0",
             "create-hash": "^1.1.2",
-            "keccakjs": "^0.2.0",
-            "rlp": "^2.0.0",
-            "secp256k1": "^3.0.1"
+            "elliptic": "^6.5.2",
+            "ethereum-cryptography": "^0.1.3",
+            "ethjs-util": "0.1.6",
+            "rlp": "^2.2.3"
           }
         }
       }
@@ -1104,7 +1179,8 @@
     "ieee754": {
       "version": "1.1.13",
       "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.1.13.tgz",
-      "integrity": "sha512-4vf7I2LYV/HaWerSo3XmlMkp5eZ83i+/CDluXi/IGTs/O1sejBNhTtnxzmRZfvOUqj7lZjqHkeTvpgSFDlWZTg=="
+      "integrity": "sha512-4vf7I2LYV/HaWerSo3XmlMkp5eZ83i+/CDluXi/IGTs/O1sejBNhTtnxzmRZfvOUqj7lZjqHkeTvpgSFDlWZTg==",
+      "dev": true
     },
     "inflight": {
       "version": "1.0.6",
@@ -1142,11 +1218,11 @@
       "integrity": "sha512-VE6NlW+WGn2/AeOMd496AHFYmE7eLKkUY6Ty31k4og5vmA3Fjuwe9v6ifH6Xx/Hz27QvdoMoviw1/pqWRB09Sw==",
       "dev": true,
       "requires": {
-        "JSONStream": "^1.0.3",
         "acorn-node": "^1.5.2",
         "combine-source-map": "^0.8.0",
         "concat-stream": "^1.6.1",
         "is-buffer": "^1.1.0",
+        "JSONStream": "^1.0.3",
         "path-is-absolute": "^1.0.1",
         "process": "~0.11.0",
         "through2": "^2.0.0",
@@ -1188,11 +1264,6 @@
       "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
       "dev": true
     },
-    "js-sha3": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.6.1.tgz",
-      "integrity": "sha1-W4n3enR3Z5h39YxKB1JAk0sflcA="
-    },
     "json-schema-traverse": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
@@ -1219,6 +1290,16 @@
       "integrity": "sha1-P02uSpH6wxX3EGL4UhzCOfE2YoA=",
       "dev": true
     },
+    "JSONStream": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
+      "integrity": "sha512-E+iruNOY8VV9s4JEbe1aNEm6MiszPRr/UfcHMz0TQh1BXSxHK+ASV1R6W4HpjBhSeS+54PIsAMCBmwD06LLsqQ==",
+      "dev": true,
+      "requires": {
+        "jsonparse": "^1.2.0",
+        "through": ">=2.2.7 <3"
+      }
+    },
     "keccak": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/keccak/-/keccak-1.4.0.tgz",
@@ -1230,15 +1311,6 @@
         "safe-buffer": "^5.1.0"
       }
     },
-    "keccakjs": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/keccakjs/-/keccakjs-0.2.3.tgz",
-      "integrity": "sha512-BjLkNDcfaZ6l8HBG9tH0tpmDv3sS2mA7FNQxFHpCdzP3Gb2MVruXBSuoM66SnVxKJpAr5dKGdkHD+bDokt8fTg==",
-      "requires": {
-        "browserify-sha3": "^0.0.4",
-        "sha3": "^1.2.2"
-      }
-    },
     "labeled-stream-splicer": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/labeled-stream-splicer/-/labeled-stream-splicer-2.0.2.tgz",
@@ -1348,7 +1420,6 @@
       "integrity": "sha512-UnEn6Ah36Tu4jFiBbJVUtt0h+iXqxpLqDvPS8nllbw5RZFmNJ1+Mz5BjYnM9ieH80zyxHkARGLnMIHlPK5bu6A==",
       "dev": true,
       "requires": {
-        "JSONStream": "^1.0.3",
         "browser-resolve": "^1.7.0",
         "cached-path-relative": "^1.0.2",
         "concat-stream": "~1.6.0",
@@ -1356,6 +1427,7 @@
         "detective": "^5.0.2",
         "duplexer2": "^0.1.2",
         "inherits": "^2.0.1",
+        "JSONStream": "^1.0.3",
         "parents": "^1.0.0",
         "readable-stream": "^2.0.2",
         "resolve": "^1.4.0",
@@ -1391,6 +1463,16 @@
       "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw==",
       "dev": true
     },
+    "node-addon-api": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-2.0.2.tgz",
+      "integrity": "sha512-Ntyt4AIXyaLIuMHF6IOoTakB3K+RWxwtsHNRxllEoA6vPwP9o4866g6YWDLUdnucilZhmkxiHwHr11gAENw+QA=="
+    },
+    "node-gyp-build": {
+      "version": "4.8.0",
+      "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.8.0.tgz",
+      "integrity": "sha512-u6fs2AEUljNho3EYTJNBfImO5QTo/J/1Etd+NVdCj7qWKUSN/bSLkZwhDv7I+w/MSC6qJ4cknepkAYykDdK8og=="
+    },
     "npm-run-path": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/npm-run-path/-/npm-run-path-2.0.2.tgz",
@@ -1706,6 +1788,11 @@
         "nan": "^2.0.8"
       }
     },
+    "scrypt-js": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-3.0.1.tgz",
+      "integrity": "sha512-cdwTTnqPu0Hyvf5in5asVdZocVDTNRmR7XEcJuIzMjJeSHybHl7vpB66AzwTaIg6CLSbtjcxc8fqcySfnTkccA=="
+    },
     "scrypt.js": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/scrypt.js/-/scrypt.js-0.3.0.tgz",
@@ -1788,6 +1875,11 @@
         }
       }
     },
+    "setimmediate": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
+      "integrity": "sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA=="
+    },
     "sha.js": {
       "version": "2.4.11",
       "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
@@ -1797,21 +1889,6 @@
         "safe-buffer": "^5.0.1"
       }
     },
-    "sha3": {
-      "version": "1.2.6",
-      "resolved": "https://registry.npmjs.org/sha3/-/sha3-1.2.6.tgz",
-      "integrity": "sha512-KgLGmJGrmNB4JWVsAV11Yk6KbvsAiygWJc7t5IebWva/0NukNrjJqhtKhzy3Eiv2AKuGvhZZt7dt1mDo7HkoiQ==",
-      "requires": {
-        "nan": "2.13.2"
-      },
-      "dependencies": {
-        "nan": {
-          "version": "2.13.2",
-          "resolved": "https://registry.npmjs.org/nan/-/nan-2.13.2.tgz",
-          "integrity": "sha512-TghvYc72wlMGMVMluVo9WRJc0mB8KxxF/gZ4YYFy7V2ZQX9l7rgbPg7vjS9mt6U5HXODVFVI2bOduCzwOMv/lw=="
-        }
-      }
-    },
     "shasum": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/shasum/-/shasum-1.0.2.tgz",
@@ -1925,6 +2002,14 @@
         "readable-stream": "^2.0.2"
       }
     },
+    "string_decoder": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+      "requires": {
+        "safe-buffer": "~5.2.0"
+      }
+    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -1935,15 +2020,6 @@
         "strip-ansi": "^4.0.0"
       }
     },
-    "string_decoder": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
-      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
-      "dev": true,
-      "requires": {
-        "safe-buffer": "~5.2.0"
-      }
-    },
     "strip-ansi": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
@@ -2041,9 +2117,9 @@
       "dev": true
     },
     "tweetnacl": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.1.tgz",
-      "integrity": "sha512-kcoMoKTPYnoeS50tzoqjPY3Uv9axeuuFAZY9M/9zFnhoVvRfxz9K29IMPD7jGmt2c8SW7i3gT9WqDl2+nV7p4A=="
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.3.tgz",
+      "integrity": "sha512-6rt+RN7aOi1nGMyC4Xa5DdYiukl2UWCbcJft7YhxReBGQD7OAM8Pbxw6YMo4r2diNEA8FEmu32YOn9rhaiE5yw=="
     },
     "tweetnacl-util": {
       "version": "0.15.0",
@@ -2075,6 +2151,11 @@
         "xtend": "^4.0.1"
       }
     },
+    "undici-types": {
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
+      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA=="
+    },
     "update-check": {
       "version": "1.5.2",
       "resolved": "https://registry.npmjs.org/update-check/-/update-check-1.5.2.tgz",
diff --git a/trials/wallet/package.json b/trials/wallet/package.json
index 20e546d..0ed300e 100644
--- a/trials/wallet/package.json
+++ b/trials/wallet/package.json
@@ -15,7 +15,7 @@
   "dependencies": {
     "chart-csv": "kumavis/chart-csv#master",
     "deps-dump": "^1.1.0",
-    "eth-sig-util": "^2.5.0",
+    "eth-sig-util": "^3.0.1",
     "ethereumjs-wallet": "^0.6.3"
   }
 }