diff --git a/package-lock.json b/package-lock.json
index 040f9bb..5ff3572 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -132,6 +132,14 @@
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@@ -1661,7 +1668,7 @@
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-      "resolved": "https://registry.npmjs.org/eccrypto/-/eccrypto-1.0.3.tgz",
+      "resolved": "http://registry.npmjs.org/eccrypto/-/eccrypto-1.0.3.tgz",
       "integrity": "sha1-pBIObOmLAHLBzqr96tFW9ruLJOM=",
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@@ -1809,10 +1816,11 @@
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-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/eth-crypto/-/eth-crypto-1.2.5.tgz",
-      "integrity": "sha512-yThR6WHqvI+57oq5NLtfwrdNNjuk/BzXpKbq1OYrmM+DPhrfMjTKSezCo20WVO4yJYDzIs4wYeDYVNWWT9145Q==",
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/eth-crypto/-/eth-crypto-1.2.7.tgz",
+      "integrity": "sha512-LOU+A8NARcFH2CW1tMx6h/cHtluS/QpuZdd1aqvlh+dm/sJPpuvD7paappzIAafEotrhDbZ5+0r/shis7M1iUw==",
       "requires": {
+        "@types/bn.js": "4.11.3",
         "babel-runtime": "6.26.0",
         "bn.js": "4.11.8",
         "eccrypto": "1.0.3",
@@ -1821,7 +1829,7 @@
         "ethereumjs-util": "6.0.0",
         "ethers": "3.0.27",
         "secp256k1": "3.5.2",
-        "webpack": "4.23.1",
+        "webpack": "4.25.1",
         "webpack-bundle-analyzer": "3.0.3",
         "webpack-cli": "3.1.2"
       }
@@ -2432,13 +2440,11 @@
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         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
-          "optional": true,
           "requires": {
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@@ -2451,18 +2457,15 @@
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         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "core-util-is": {
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@@ -2565,8 +2568,7 @@
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         "inherits": {
           "version": "2.0.3",
-          "bundled": true,
-          "optional": true
+          "bundled": true
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@@ -2576,7 +2578,6 @@
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-          "optional": true,
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@@ -2589,20 +2590,17 @@
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           "bundled": true,
-          "optional": true,
           "requires": {
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           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
-          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -2619,7 +2617,6 @@
         "mkdirp": {
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           "bundled": true,
-          "optional": true,
           "requires": {
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           }
@@ -2692,8 +2689,7 @@
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         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2703,7 +2699,6 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
-          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2809,7 +2804,6 @@
         "string-width": {
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           "bundled": true,
-          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3634,9 +3628,9 @@
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     "jsonwebtoken": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.3.0.tgz",
-      "integrity": "sha512-oge/hvlmeJCH+iIz1DwcO7vKPkNGJHhgkspk8OH3VKlw+mbi42WtD4ig1+VXRln765vxptAv+xT26Fd3cteqag==",
+      "version": "8.4.0",
+      "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.4.0.tgz",
+      "integrity": "sha512-coyXjRTCy0pw5WYBpMvWOMN+Kjaik2MwTUIq9cna/W7NpO9E+iYbumZONAz3hcr+tXFJECoQVrtmIoC3Oz0gvg==",
       "requires": {
         "jws": "^3.1.5",
         "lodash.includes": "^4.3.0",
@@ -3815,9 +3809,9 @@
       "dev": true
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     "map-age-cleaner": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.2.tgz",
-      "integrity": "sha512-UN1dNocxQq44IhJyMI4TU8phc2m9BddacHRPRjKGLYaF0jqd3xLz0jS0skpAU9WgYyoR4gHtUpzytNBS385FWQ==",
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz",
+      "integrity": "sha512-bJzx6nMoP6PDLPBFmg7+xRKeFZvFboMrGlxmNj9ClvX53KrmvM5bXFXEWjbz4cz1AFn+jWJ9z/DJSz7hrs0w3w==",
       "requires": {
         "p-defer": "^1.0.0"
       }
@@ -4172,9 +4166,9 @@
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     },
     "node-fetch": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.2.1.tgz",
-      "integrity": "sha512-ObXBpNCD3A/vYQiQtEWl7DuqjAXjfptYFuGHLdPl5U19/6kJuZV+8uMHLrkj3wJrJoyfg4nhgyFixZdaZoAiEQ=="
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.3.0.tgz",
+      "integrity": "sha512-MOd8pV3fxENbryESLgVIeaGKrdl+uaYhCSSVkjeOb/31/njTpcis5aWfdqgNlHIrKOLRbMnfPINPOML2CIFeXA=="
     },
     "node-libs-browser": {
       "version": "2.1.0",
@@ -4292,7 +4286,6 @@
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           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -4617,8 +4610,7 @@
         "is-buffer": {
           "version": "1.1.6",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "is-builtin-module": {
           "version": "1.0.0",
@@ -4702,7 +4694,6 @@
           "version": "3.2.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
@@ -4749,8 +4740,7 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "lru-cache": {
           "version": "4.1.3",
@@ -5016,8 +5006,7 @@
         "repeat-string": {
           "version": "1.6.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "require-directory": {
           "version": "2.1.1",
@@ -6053,7 +6042,7 @@
     },
     "safe-regex": {
       "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
       "integrity": "sha1-QKNmnzsHfR6UPURinhV91IAjvy4=",
       "requires": {
         "ret": "~0.1.10"
@@ -6600,7 +6589,7 @@
     },
     "strip-eof": {
       "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
     },
     "strip-hex-prefix": {
@@ -6749,11 +6738,11 @@
       "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
     },
     "through2": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.3.tgz",
-      "integrity": "sha1-AARWmzfHx0ujnEPzzteNGtlBQL4=",
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
+      "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
       "requires": {
-        "readable-stream": "^2.1.5",
+        "readable-stream": "~2.3.6",
         "xtend": "~4.0.1"
       }
     },
@@ -7707,14 +7696,14 @@
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     },
     "webpack": {
-      "version": "4.23.1",
-      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.23.1.tgz",
-      "integrity": "sha512-iE5Cu4rGEDk7ONRjisTOjVHv3dDtcFfwitSxT7evtYj/rANJpt1OuC/Kozh1pBa99AUBr1L/LsaNB+D9Xz3CEg==",
+      "version": "4.25.1",
+      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.25.1.tgz",
+      "integrity": "sha512-T0GU/3NRtO4tMfNzsvpdhUr8HnzA4LTdP2zd+e5zd6CdOH5vNKHnAlO+DvzccfhPdzqRrALOFcjYxx7K5DWmvA==",
       "requires": {
-        "@webassemblyjs/ast": "1.7.10",
-        "@webassemblyjs/helper-module-context": "1.7.10",
-        "@webassemblyjs/wasm-edit": "1.7.10",
-        "@webassemblyjs/wasm-parser": "1.7.10",
+        "@webassemblyjs/ast": "1.7.11",
+        "@webassemblyjs/helper-module-context": "1.7.11",
+        "@webassemblyjs/wasm-edit": "1.7.11",
+        "@webassemblyjs/wasm-parser": "1.7.11",
         "acorn": "^5.6.2",
         "acorn-dynamic-import": "^3.0.0",
         "ajv": "^6.1.0",
diff --git a/package.json b/package.json
index 7d1d9d4..c324b04 100644
--- a/package.json
+++ b/package.json
@@ -51,11 +51,11 @@
     "@oceanprotocol/keeper-contracts": "0.3.21",
     "@oceanprotocol/secret-store-client": "0.0.9",
     "bignumber.js": "^8.0.1",
-    "eth-crypto": "^1.2.5",
+    "eth-crypto": "^1.2.7",
     "eth-ecies": "^1.0.3",
     "ethereumjs-util": "^6.0.0",
-    "jsonwebtoken": "^8.3.0",
-    "node-fetch": "^2.2.1",
+    "jsonwebtoken": "^8.4.0",
+    "node-fetch": "^2.3.0",
     "uuid": "^3.3.2",
     "web3": "1.0.0-beta.36",
     "web3-utils": "1.0.0-beta.36",
@@ -64,7 +64,7 @@
   "devDependencies": {
     "@types/chai": "^4.1.7",
     "@types/mocha": "^5.2.5",
-    "@types/node": "^10.12.6",
+    "@types/node": "^10.12.7",
     "chai": "^4.2.0",
     "mocha": "^5.2.0",
     "nyc": "^13.1.0",