diff --git a/HiDE_Final/backend/package-lock.json b/HiDE_Final/backend/package-lock.json
index bc73b67..22406d5 100644
--- a/HiDE_Final/backend/package-lock.json
+++ b/HiDE_Final/backend/package-lock.json
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@@ -4313,23 +4515,57 @@
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-        "mime": "1.4.1",
-        "ms": "2.0.0",
+        "http-errors": "1.8.1",
+        "mime": "1.6.0",
+        "ms": "2.1.3",
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-        "range-parser": "~1.2.0",
-        "statuses": "~1.4.0"
+        "range-parser": "~1.2.1",
+        "statuses": "~1.5.0"
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+            "inherits": "2.0.4",
+            "setprototypeof": "1.2.0",
+            "statuses": ">= 1.5.0 < 2",
+            "toidentifier": "1.0.1"
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+          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
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+        "setprototypeof": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
+          "integrity": "sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw=="
+        },
+        "statuses": {
+          "version": "1.5.0",
+          "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
+          "integrity": "sha512-OpZ3zP+jT1PI7I8nemJX4AKmAX070ZkYPVWV/AaKTJl+tXCTGyVdC1a4SL8RUQYEwk/f34ZX8UTykN68FwrqAA=="
+        }
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-      "version": "1.13.2",
-      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.13.2.tgz",
-      "integrity": "sha512-p/tdJrO4U387R9oMjb1oj7qSMaMfmOyd4j9hOFoxZe2baQszgHcSWjuya/CiT5kgZZKRudHNOA0pYXOl8rQ5nw==",
+      "version": "1.14.2",
+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz",
+      "integrity": "sha512-+TMNA9AFxUEGuC0z2mevogSnn9MXKb4fa7ngeRMJaaGv8vTwnIEkKi+QGvPt33HSnf8pRS+WGM0EbMtCJLKMBQ==",
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         "escape-html": "~1.0.3",
-        "parseurl": "~1.3.2",
-        "send": "0.16.2"
+        "parseurl": "~1.3.3",
+        "send": "0.17.2"
       }
     },
     "set-value": {
@@ -4818,6 +5054,11 @@
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       }
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+    "toidentifier": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+      "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
+    },
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       "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.0.tgz",
@@ -5039,7 +5280,7 @@
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-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
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@@ -5049,7 +5290,7 @@
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       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
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@@ -5064,7 +5305,8 @@
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+      "integrity": "sha512-HFhaD4mMWPzFSqhpyDG48KDdrjfn409YQuVW7ckZYhW4sE87mYtWifdB/+73RA7+p4s4K18n5Jfx1kHthE1gBw==",
+      "optional": true
     },
     "websocket-driver": {
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@@ -5117,7 +5359,8 @@
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-          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+          "optional": true
         },
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@@ -5130,7 +5373,7 @@
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-          "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
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@@ -5141,8 +5384,9 @@
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-          "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "optional": true,
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@@ -5241,7 +5485,7 @@
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-          "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
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@@ -5252,7 +5496,7 @@
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-          "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
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diff --git a/HiDE_Final/backend/package.json b/HiDE_Final/backend/package.json
index 8f99689..3d7d69b 100644
--- a/HiDE_Final/backend/package.json
+++ b/HiDE_Final/backend/package.json
@@ -13,7 +13,7 @@
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     "body-parser": "^1.18.3",
     "directory-tree": "^2.2.1",
-    "express": "^4.16.4",
+    "express": "^4.17.3",
     "firebase-admin": "^6.4.0",
     "socket.io": "^2.2.0"
   },