diff --git a/package-lock.json b/package-lock.json
index 0650b10..630d3f9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -267,6 +267,11 @@
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         },
+        "acorn": {
+            "version": "7.1.1",
+            "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.1.tgz",
+            "integrity": "sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg=="
+        },
         "agent-base": {
             "version": "4.3.0",
             "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.3.0.tgz",
@@ -818,9 +823,9 @@
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         "crypto-js": {
-            "version": "3.1.9-1",
-            "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.1.9-1.tgz",
-            "integrity": "sha1-/aGedh/Ad+Af+/3G6f38WeiAbNg="
+            "version": "3.3.0",
+            "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.3.0.tgz",
+            "integrity": "sha512-DIT51nX0dCfKltpRiXV+/TVZq+Qq2NgF4644+K7Ttnla7zEzqc+kjJyiB96BHNyUTBxyjzRcZYpUdZa+QAqi6Q=="
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         "crypto-random-string": {
             "version": "1.0.0",
@@ -954,6 +959,41 @@
             "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
             "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI="
         },
+        "eccrypto": {
+            "version": "1.1.5",
+            "resolved": "https://registry.npmjs.org/eccrypto/-/eccrypto-1.1.5.tgz",
+            "integrity": "sha512-iGu2lqaSFEX7jmYQayOzSIB52PdXguUeR17V7ilfmd5nVdt683HvYB0DwuGK1Y3srNp/zl6D05JfEdFY+SC5MQ==",
+            "requires": {
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+                "elliptic": "6.5.3",
+                "es6-promise": "4.2.8",
+                "nan": "2.14.0",
+                "secp256k1": "3.7.1"
+            },
+            "dependencies": {
+                "nan": {
+                    "version": "2.14.0",
+                    "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.0.tgz",
+                    "integrity": "sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg=="
+                },
+                "secp256k1": {
+                    "version": "3.7.1",
+                    "resolved": "https://registry.npmjs.org/secp256k1/-/secp256k1-3.7.1.tgz",
+                    "integrity": "sha512-1cf8sbnRreXrQFdH6qsg2H71Xw91fCCS9Yp021GnUNJzWJS/py96fS4lHbnTnouLp08Xj6jBoBB6V78Tdbdu5g==",
+                    "optional": true,
+                    "requires": {
+                        "bindings": "^1.5.0",
+                        "bip66": "^1.1.5",
+                        "bn.js": "^4.11.8",
+                        "create-hash": "^1.2.0",
+                        "drbg.js": "^1.0.1",
+                        "elliptic": "^6.4.1",
+                        "nan": "^2.14.0",
+                        "safe-buffer": "^5.1.2"
+                    }
+                }
+            }
+        },
         "ecurve": {
             "version": "1.0.6",
             "resolved": "https://registry.npmjs.org/ecurve/-/ecurve-1.0.6.tgz",
@@ -1775,22 +1815,43 @@
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         },
         "javalon": {
-            "version": "1.0.16",
-            "resolved": "https://registry.npmjs.org/javalon/-/javalon-1.0.16.tgz",
-            "integrity": "sha512-9VQeMY7+Pn9/rDRfhTPim6y/bBfuT/83nwRrxxRgc88cXjsR6qNOvsYMQYP9e8smc4JhySam85JOG5N/rIGIqQ==",
+            "version": "1.0.24",
+            "resolved": "https://registry.npmjs.org/javalon/-/javalon-1.0.24.tgz",
+            "integrity": "sha512-3hYiP/grNFw2ws9cAWpsnAxNZRaYCbcL3MsgrEzxb+IeCAQKvJNab9jbO4SagACeoOn3pQEMB7oOZUgWewnDGw==",
             "requires": {
                 "bs58": "^4.0.1",
                 "crypto-js": "^3.1.9-1",
+                "eccrypto": "^1.1.1",
                 "growint": "^1.0.1",
-                "node-fetch": "^2.3.0",
+                "node-fetch": "^2.6.0",
                 "randombytes": "^2.1.0",
-                "secp256k1": "^3.6.2"
+                "secp256k1": "^3.7.1"
             },
             "dependencies": {
+                "nan": {
+                    "version": "2.14.1",
+                    "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.1.tgz",
+                    "integrity": "sha512-isWHgVjnFjh2x2yuJ/tj3JbwoHu3UC2dX5G/88Cm24yB6YopVgxvBObDY7n5xW6ExmFhJpSEQqFPvq9zaXc8Jw=="
+                },
                 "node-fetch": {
                     "version": "2.6.0",
                     "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.0.tgz",
                     "integrity": "sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA=="
+                },
+                "secp256k1": {
+                    "version": "3.8.0",
+                    "resolved": "https://registry.npmjs.org/secp256k1/-/secp256k1-3.8.0.tgz",
+                    "integrity": "sha512-k5ke5avRZbtl9Tqx/SA7CbY3NF6Ro+Sj9cZxezFzuBlLDmyqPiL8hJJ+EmzD8Ig4LUDByHJ3/iPOVoRixs/hmw==",
+                    "requires": {
+                        "bindings": "^1.5.0",
+                        "bip66": "^1.1.5",
+                        "bn.js": "^4.11.8",
+                        "create-hash": "^1.2.0",
+                        "drbg.js": "^1.0.1",
+                        "elliptic": "^6.5.2",
+                        "nan": "^2.14.0",
+                        "safe-buffer": "^5.1.2"
+                    }
                 }
             }
         },
diff --git a/package.json b/package.json
index 28195cd..321b925 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "fs": "0.0.1-security",
     "ipfs-http-client": "^29.1.1",
     "is-ipfs": "^0.6.1",
-    "javalon": "^1.0.16",
+    "javalon": "^1.0.24",
     "steem": "^0.7.5",
     "wget-improved": "^3.0.2",
     "snyk": "^1.316.1"