diff --git a/server/nodejs/package-lock.json b/server/nodejs/package-lock.json
index 70f042d..1f72d3b 100644
--- a/server/nodejs/package-lock.json
+++ b/server/nodejs/package-lock.json
@@ -208,11 +208,6 @@
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-      "integrity": "sha1-6sFuA+oUOO/5Qj1puqNiYu0fcLs="
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@@ -323,7 +318,7 @@
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-      "integrity": "sha1-+OcRMvf/5uAaXJaXpMbz5I1cyBk="
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@@ -870,12 +865,11 @@
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-      "integrity": "sha1-S8kmJ07Dtau1AW5+HWCSGsJisqE=",
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
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-      "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
-      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0="
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@@ -1584,11 +1573,6 @@
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-      "resolved": "https://registry.npmjs.org/isemail/-/isemail-1.2.0.tgz",
-      "integrity": "sha1-vgPfjMPineTSxd9lASY/H6RZXpo="
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       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
@@ -1600,17 +1584,6 @@
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       "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo="
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-    "joi": {
-      "version": "6.10.1",
-      "resolved": "https://registry.npmjs.org/joi/-/joi-6.10.1.tgz",
-      "integrity": "sha1-TVDDGAeRIgAP5fFq8f+OGRe3fgY=",
-      "requires": {
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-        "isemail": "1.2.0",
-        "moment": "2.18.1",
-        "topo": "1.1.0"
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@@ -1681,15 +1654,34 @@
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-      "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-7.4.3.tgz",
-      "integrity": "sha1-d/UCHeBYtgWheD+hKD6ZgS5kVjg=",
-      "requires": {
-        "joi": "6.10.1",
-        "jws": "3.1.4",
-        "lodash.once": "4.1.1",
-        "ms": "2.0.0",
-        "xtend": "4.0.1"
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-9.0.0.tgz",
+      "integrity": "sha512-tuGfYXxkQGDPnLJ7SibiQgVgeDgfbPq2k2ICcbgqW8WxWLBAxKQM/ZCu/IT8SOSwmaYl4dpTFCW5xZv7YbbWUw==",
+      "requires": {
+        "jws": "^3.2.2",
+        "lodash": "^4.17.21",
+        "ms": "^2.1.1",
+        "semver": "^7.3.8"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        },
+        "semver": {
+          "version": "7.3.8",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.8.tgz",
+          "integrity": "sha512-NB1ctGL5rlHrPJtFDVIVzTyQylMLu9N9VICA6HSFJo8MCGVTMW6gfpicwKmmK/dAjTOrqu5l63JJOpDSrAis3A==",
+          "requires": {
+            "lru-cache": "^6.0.0"
+          }
+        }
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@@ -1704,24 +1696,22 @@
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-      "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.1.5.tgz",
-      "integrity": "sha1-oFUs4CIHQs1S4VN3SjKQXDDnVuU=",
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.4.1.tgz",
+      "integrity": "sha512-qiLX/xhEEFKUAJ6FiBMbes3w9ATzyk5W7Hvzpa/SLYdxNtng+gcurvrI7TbACjIXlsJyr05/S1oUhZrc63evQA==",
       "requires": {
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         "buffer-equal-constant-time": "1.0.1",
-        "ecdsa-sig-formatter": "1.0.9",
-        "safe-buffer": "5.1.0"
+        "ecdsa-sig-formatter": "1.0.11",
+        "safe-buffer": "^5.0.1"
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     "jws": {
-      "version": "3.1.4",
-      "resolved": "https://registry.npmjs.org/jws/-/jws-3.1.4.tgz",
-      "integrity": "sha1-+ei5M46KhHJ31kRLFGT2GIDgUKI=",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.2.tgz",
+      "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
       "requires": {
-        "base64url": "2.0.0",
-        "jwa": "1.1.5",
-        "safe-buffer": "5.1.0"
+        "jwa": "^1.4.1",
+        "safe-buffer": "^5.0.1"
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@@ -2000,11 +1990,6 @@
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       "integrity": "sha1-T7VPgWZS5a4Q6PcvcXo4jHMmU4o="
     },
-    "lodash.once": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
-      "integrity": "sha1-DdOXEhPHxW34gJd9UEyI+0cal6w="
-    },
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       "resolved": "https://registry.npmjs.org/lodash.support/-/lodash.support-2.4.1.tgz",
@@ -2013,6 +1998,14 @@
         "lodash._isnative": "2.4.1"
       }
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+    "lru-cache": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
+      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
+      "requires": {
+        "yallist": "^4.0.0"
+      }
+    },
     "media-typer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
@@ -3089,14 +3082,6 @@
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-    "topo": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/topo/-/topo-1.1.0.tgz",
-      "integrity": "sha1-6ddRYV0buH3IZdsYL6HKCl71NtU=",
-      "requires": {
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-      }
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     "tough-cookie": {
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       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
@@ -3256,6 +3241,11 @@
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
       "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
     },
+    "yallist": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
+    },
     "z-schema": {
       "version": "3.18.2",
       "resolved": "https://registry.npmjs.org/z-schema/-/z-schema-3.18.2.tgz",
diff --git a/server/nodejs/package.json b/server/nodejs/package.json
index 1902b8a..606ae5b 100644
--- a/server/nodejs/package.json
+++ b/server/nodejs/package.json
@@ -33,7 +33,7 @@
     "he": "^1.1.1",
     "js-yaml": "^3.10.0",
     "jshashes": "^1.0.7",
-    "jsonwebtoken": "^7.4.3",
+    "jsonwebtoken": "^9.0.0",
     "mocha": "^5.2.0",
     "mongodb": "^2.2.33",
     "q": "^1.5.1",