diff --git a/ElectronNET.API/WebHostBuilderExtensions.cs b/ElectronNET.API/WebHostBuilderExtensions.cs
index 5547f46..21d4af7 100644
--- a/ElectronNET.API/WebHostBuilderExtensions.cs
+++ b/ElectronNET.API/WebHostBuilderExtensions.cs
@@ -31,7 +31,7 @@ namespace ElectronNET.API
             if(HybridSupport.IsElectronActive)
             {
                 builder.UseContentRoot(AppDomain.CurrentDomain.BaseDirectory)
-                    .UseUrls("http://0.0.0.0:" + BridgeSettings.WebPort);
+                    .UseUrls("http://localhost:" + BridgeSettings.WebPort);
             }
 
             return builder;
diff --git a/ElectronNET.Host/main.js b/ElectronNET.Host/main.js
index d363170..4f027f8 100644
--- a/ElectronNET.Host/main.js
+++ b/ElectronNET.Host/main.js
@@ -3,8 +3,8 @@ const { BrowserWindow, dialog, shell } = require('electron');
 const fs = require('fs');
 const path = require('path');
 const process = require('child_process').spawn;
-const portfinder = require('detect-port');
-let io, browserWindows, ipc, apiProcess, loadURL;
+const portscanner = require('portscanner');
+let io, server, browserWindows, ipc, apiProcess, loadURL;
 let appApi, menu, dialogApi, notification, tray, webContents;
 let globalShortcut, shellApi, screen, clipboard;
 let splashScreen, mainWindowId;
@@ -27,9 +27,12 @@ app.on('ready', () => {
         startSplashScreen();
     }
 
-    portfinder(8000, (error, port) => {
+    // hostname needs to belocalhost, otherwise Windows Firewall will be triggered.
+    portscanner.findAPortNotInUse(8000, 65535, 'localhost', function (error, port) {
+        console.log('Electron Socket IO Port: ' + port);
         startSocketApiBridge(port);
     });
+
 });
 
 function isSplashScreenEnabled() {
@@ -66,14 +69,25 @@ function startSplashScreen() {
 }
 
 function startSocketApiBridge(port) {
-    io = require('socket.io')(port);
-    startAspCoreBackend(port);
 
+    // instead of 'require('socket.io')(port);' we need to use this workaround
+    // otherwise the Windows Firewall will be triggered
+    server = require('http').createServer();
+    io = require('socket.io')();
+    io.attach(server);
+
+    server.listen(port, 'localhost');
+    server.on('listening', function () {
+        console.log('Electron Socket started on port %s at %s', server.address().port, server.address().address);
+    });
+
+    startAspCoreBackend(port);
+    
     io.on('connection', (socket) => {
         global['electronsocket'] = socket;
         global['electronsocket'].setMaxListeners(0);
         console.log('ASP.NET Core Application connected...', 'global.electronsocket', global['electronsocket'].id, new Date());
-
+    
         appApi = require('./api/app')(socket, app);
         browserWindows = require('./api/browserWindows')(socket, app);
         ipc = require('./api/ipc')(socket);
@@ -86,7 +100,7 @@ function startSocketApiBridge(port) {
         shellApi = require('./api/shell')(socket);
         screen = require('./api/screen')(socket);
         clipboard = require('./api/clipboard')(socket);
-
+    
         if (splashScreen && !splashScreen.isDestroyed()) {
             splashScreen.close();
         }
@@ -94,8 +108,11 @@ function startSocketApiBridge(port) {
 }
 
 function startAspCoreBackend(electronPort) {
-    portfinder(8000, (error, electronWebPort) => {
-        loadURL = `http://localhost:${electronWebPort}`
+
+    // hostname needs to be localhost, otherwise Windows Firewall will be triggered.
+    portscanner.findAPortNotInUse(8000, 65535, 'localhost', function (error, electronWebPort) {
+        console.log('ASP.NET Core Port: ' + electronWebPort);
+        loadURL = `http://localhost:${electronWebPort}`;
         const parameters = [`/electronPort=${electronPort}`, `/electronWebPort=${electronWebPort}`];
         let binaryFile = manifestJsonFile.executable;
 
diff --git a/ElectronNET.Host/package-lock.json b/ElectronNET.Host/package-lock.json
index ed45fc6..b810c53 100644
--- a/ElectronNET.Host/package-lock.json
+++ b/ElectronNET.Host/package-lock.json
@@ -16,14 +16,9 @@
       "integrity": "sha512-+f49CywK6w2RNDzcug7iUVZoC0262Wr6XrGg0yunW+wFBG8RXC8hiQm94HV1I3H0/8bEodGSjDOxd4i2yhFbwA==",
       "dev": true,
       "requires": {
-        "@types/node": "10.11.0"
+        "@types/node": "*"
       }
     },
-    "address": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/address/-/address-1.0.3.tgz",
-      "integrity": "sha1-tfUGMfjWzsi9IMljljr7VeBsvOk="
-    },
     "after": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/after/-/after-0.8.2.tgz",
@@ -34,10 +29,10 @@
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
       "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
       "requires": {
-        "co": "4.6.0",
-        "fast-deep-equal": "1.0.0",
-        "fast-json-stable-stringify": "2.0.0",
-        "json-schema-traverse": "0.3.1"
+        "co": "^4.6.0",
+        "fast-deep-equal": "^1.0.0",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.3.0"
       }
     },
     "ansi-regex": {
@@ -57,7 +52,7 @@
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
       "dev": true,
       "requires": {
-        "sprintf-js": "1.0.3"
+        "sprintf-js": "~1.0.2"
       }
     },
     "array-find-index": {
@@ -80,6 +75,14 @@
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
       "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
     },
+    "async": {
+      "version": "2.6.1",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.1.tgz",
+      "integrity": "sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==",
+      "requires": {
+        "lodash": "^4.17.10"
+      }
+    },
     "async-limiter": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.0.tgz",
@@ -106,9 +109,9 @@
       "integrity": "sha1-Y/1D99weO7fONZR9uP42mj9Yx0s=",
       "dev": true,
       "requires": {
-        "chalk": "1.1.3",
-        "esutils": "2.0.2",
-        "js-tokens": "3.0.2"
+        "chalk": "^1.1.3",
+        "esutils": "^2.0.2",
+        "js-tokens": "^3.0.2"
       },
       "dependencies": {
         "chalk": {
@@ -117,11 +120,11 @@
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
-            "ansi-styles": "2.2.1",
-            "escape-string-regexp": "1.0.5",
-            "has-ansi": "2.0.0",
-            "strip-ansi": "3.0.1",
-            "supports-color": "2.0.0"
+            "ansi-styles": "^2.2.1",
+            "escape-string-regexp": "^1.0.2",
+            "has-ansi": "^2.0.0",
+            "strip-ansi": "^3.0.0",
+            "supports-color": "^2.0.0"
           }
         }
       }
@@ -153,7 +156,7 @@
       "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
       "optional": true,
       "requires": {
-        "tweetnacl": "0.14.5"
+        "tweetnacl": "^0.14.3"
       }
     },
     "better-assert": {
@@ -174,7 +177,7 @@
       "resolved": "https://registry.npmjs.org/boom/-/boom-4.3.1.tgz",
       "integrity": "sha1-T4owBctKfjiJ90kDD9JbluAdLjE=",
       "requires": {
-        "hoek": "4.2.0"
+        "hoek": "4.x.x"
       }
     },
     "brace-expansion": {
@@ -183,7 +186,7 @@
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
       "dev": true,
       "requires": {
-        "balanced-match": "1.0.0",
+        "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
       }
     },
@@ -207,8 +210,8 @@
       "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-2.1.0.tgz",
       "integrity": "sha1-MIvur/3ygRkFHvodkyITyRuPkuc=",
       "requires": {
-        "camelcase": "2.1.1",
-        "map-obj": "1.0.1"
+        "camelcase": "^2.0.0",
+        "map-obj": "^1.0.0"
       }
     },
     "caseless": {
@@ -222,9 +225,9 @@
       "integrity": "sha512-ObN6h1v2fTJSmUXoS3nMQ92LbDK9be4TV+6G+omQlGJFdcUX5heKi1LZ1YnRMIgwTLEj3E24bT6tYni50rlCfQ==",
       "dev": true,
       "requires": {
-        "ansi-styles": "3.2.1",
-        "escape-string-regexp": "1.0.5",
-        "supports-color": "5.5.0"
+        "ansi-styles": "^3.2.1",
+        "escape-string-regexp": "^1.0.5",
+        "supports-color": "^5.3.0"
       },
       "dependencies": {
         "ansi-styles": {
@@ -233,7 +236,7 @@
           "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
           "dev": true,
           "requires": {
-            "color-convert": "1.9.3"
+            "color-convert": "^1.9.0"
           }
         },
         "supports-color": {
@@ -242,7 +245,7 @@
           "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
           "dev": true,
           "requires": {
-            "has-flag": "3.0.0"
+            "has-flag": "^3.0.0"
           }
         }
       }
@@ -277,7 +280,7 @@
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz",
       "integrity": "sha1-k4NwpXtKUd6ix3wV1cX9+JUWQAk=",
       "requires": {
-        "delayed-stream": "1.0.0"
+        "delayed-stream": "~1.0.0"
       }
     },
     "commander": {
@@ -312,9 +315,9 @@
       "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.0.tgz",
       "integrity": "sha1-CqxmL9Ur54lk1VMvaUeE5wEQrPc=",
       "requires": {
-        "inherits": "2.0.3",
-        "readable-stream": "2.3.3",
-        "typedarray": "0.0.6"
+        "inherits": "^2.0.3",
+        "readable-stream": "^2.2.2",
+        "typedarray": "^0.0.6"
       },
       "dependencies": {
         "isarray": {
@@ -327,13 +330,13 @@
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
           "integrity": "sha512-m+qzzcn7KUxEmd1gMbchF+Y2eIUbieUaxkWtptyHywrX0rE8QEYqPC07Vuy4Wm32/xE16NcdBctb8S0Xe/5IeQ==",
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "1.0.7",
-            "safe-buffer": "5.1.1",
-            "string_decoder": "1.0.3",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~1.0.6",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.0.3",
+            "util-deprecate": "~1.0.1"
           }
         },
         "string_decoder": {
@@ -341,7 +344,7 @@
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
           "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
           "requires": {
-            "safe-buffer": "5.1.1"
+            "safe-buffer": "~5.1.0"
           }
         }
       }
@@ -361,7 +364,7 @@
       "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-3.1.2.tgz",
       "integrity": "sha1-qJ+7Ig9c4l7FboxKqKT9e1sNKf4=",
       "requires": {
-        "boom": "5.2.0"
+        "boom": "5.x.x"
       },
       "dependencies": {
         "boom": {
@@ -369,7 +372,7 @@
           "resolved": "https://registry.npmjs.org/boom/-/boom-5.2.0.tgz",
           "integrity": "sha512-Z5BTk6ZRe4tXXQlkqftmsAUANpXmuwlsF5Oov8ThoMbQRzdGTA1ngYRW160GexgOgjsFOKJz0LYhoNi+2AMBUw==",
           "requires": {
-            "hoek": "4.2.0"
+            "hoek": "4.x.x"
           }
         }
       }
@@ -379,7 +382,7 @@
       "resolved": "https://registry.npmjs.org/currently-unhandled/-/currently-unhandled-0.4.1.tgz",
       "integrity": "sha1-mI3zP+qxke95mmE2nddsF635V+o=",
       "requires": {
-        "array-find-index": "1.0.2"
+        "array-find-index": "^1.0.1"
       }
     },
     "dashdash": {
@@ -387,7 +390,7 @@
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
       "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "debug": {
@@ -413,15 +416,6 @@
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
     },
-    "detect-port": {
-      "version": "1.2.3",
-      "resolved": "https://registry.npmjs.org/detect-port/-/detect-port-1.2.3.tgz",
-      "integrity": "sha512-IDbrX6PxqnYy8jV4wSHBaJlErYKTJvW8OQb9F7xivl1iQLqiUYHGa+nZ61Do6+N5uuOn/pReXKNqI9rUn04vug==",
-      "requires": {
-        "address": "1.0.3",
-        "debug": "2.6.9"
-      }
-    },
     "diff": {
       "version": "3.5.0",
       "resolved": "https://registry.npmjs.org/diff/-/diff-3.5.0.tgz",
@@ -434,7 +428,7 @@
       "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
       "optional": true,
       "requires": {
-        "jsbn": "0.1.1"
+        "jsbn": "~0.1.0"
       }
     },
     "electron": {
@@ -442,9 +436,9 @@
       "resolved": "https://registry.npmjs.org/electron/-/electron-3.0.0.tgz",
       "integrity": "sha512-QN9X5vYa4kzJKniwhXlJwioX9qw2fDehdqxN/00KCLz/qnOz/IHLAHGikFjRwfEF2xnkmHxf61F8wn2LePPXXQ==",
       "requires": {
-        "@types/node": "8.10.30",
-        "electron-download": "4.1.1",
-        "extract-zip": "1.6.6"
+        "@types/node": "^8.0.24",
+        "electron-download": "^4.1.0",
+        "extract-zip": "^1.0.3"
       },
       "dependencies": {
         "@types/node": {
@@ -457,7 +451,7 @@
           "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.5.tgz",
           "integrity": "sha512-D61LaDQPQkxJ5AUM2mbSJRbPkNs/TmdmOeLAi1hgDkpDfIfetSrjmWhccwtuResSwMbACjx/xXQofvM9CE/aeg==",
           "requires": {
-            "ms": "2.1.1"
+            "ms": "^2.1.1"
           }
         },
         "electron-download": {
@@ -465,15 +459,15 @@
           "resolved": "https://registry.npmjs.org/electron-download/-/electron-download-4.1.1.tgz",
           "integrity": "sha512-FjEWG9Jb/ppK/2zToP+U5dds114fM1ZOJqMAR4aXXL5CvyPE9fiqBK/9YcwC9poIFQTEJk/EM/zyRwziziRZrg==",
           "requires": {
-            "debug": "3.2.5",
-            "env-paths": "1.0.0",
-            "fs-extra": "4.0.3",
-            "minimist": "1.2.0",
-            "nugget": "2.0.1",
-            "path-exists": "3.0.0",
-            "rc": "1.2.4",
-            "semver": "5.5.0",
-            "sumchecker": "2.0.2"
+            "debug": "^3.0.0",
+            "env-paths": "^1.0.0",
+            "fs-extra": "^4.0.1",
+            "minimist": "^1.2.0",
+            "nugget": "^2.0.1",
+            "path-exists": "^3.0.0",
+            "rc": "^1.2.1",
+            "semver": "^5.4.1",
+            "sumchecker": "^2.0.2"
           }
         },
         "fs-extra": {
@@ -481,9 +475,9 @@
           "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-4.0.3.tgz",
           "integrity": "sha512-q6rbdDd1o2mAnQreO7YADIxf/Whx4AHBiRf6d+/cVT8h44ss+lHgxf1FemcqDnQt9X3ct4McHr+JMGlYSsK7Cg==",
           "requires": {
-            "graceful-fs": "4.1.11",
-            "jsonfile": "4.0.0",
-            "universalify": "0.1.2"
+            "graceful-fs": "^4.1.2",
+            "jsonfile": "^4.0.0",
+            "universalify": "^0.1.0"
           }
         },
         "jsonfile": {
@@ -491,7 +485,7 @@
           "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
           "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
           "requires": {
-            "graceful-fs": "4.1.11"
+            "graceful-fs": "^4.1.6"
           }
         },
         "ms": {
@@ -509,7 +503,7 @@
           "resolved": "https://registry.npmjs.org/sumchecker/-/sumchecker-2.0.2.tgz",
           "integrity": "sha1-D0LBDl0F2l1C7qPlbDOZo31sWz4=",
           "requires": {
-            "debug": "2.6.9"
+            "debug": "^2.2.0"
           },
           "dependencies": {
             "debug": {
@@ -538,7 +532,7 @@
         "arraybuffer.slice": "0.0.6",
         "base64-arraybuffer": "0.1.5",
         "blob": "0.0.4",
-        "has-binary2": "1.0.2"
+        "has-binary2": "~1.0.2"
       }
     },
     "env-paths": {
@@ -551,7 +545,7 @@
       "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.1.tgz",
       "integrity": "sha1-+FWobOYa3E6GIcPNoh56dhLDqNw=",
       "requires": {
-        "is-arrayish": "0.2.1"
+        "is-arrayish": "^0.2.1"
       }
     },
     "escape-string-regexp": {
@@ -608,7 +602,7 @@
       "resolved": "https://registry.npmjs.org/fd-slicer/-/fd-slicer-1.0.1.tgz",
       "integrity": "sha1-i1vL2ewyfFBBv5qwI/1nUPEXfmU=",
       "requires": {
-        "pend": "1.2.0"
+        "pend": "~1.2.0"
       }
     },
     "find-up": {
@@ -616,8 +610,8 @@
       "resolved": "https://registry.npmjs.org/find-up/-/find-up-1.1.2.tgz",
       "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
       "requires": {
-        "path-exists": "2.1.0",
-        "pinkie-promise": "2.0.1"
+        "path-exists": "^2.0.0",
+        "pinkie-promise": "^2.0.0"
       }
     },
     "forever-agent": {
@@ -630,9 +624,9 @@
       "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.1.tgz",
       "integrity": "sha1-b7lPvXGIUwbXPRXMSX/kzE7NRL8=",
       "requires": {
-        "asynckit": "0.4.0",
-        "combined-stream": "1.0.5",
-        "mime-types": "2.1.17"
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.5",
+        "mime-types": "^2.1.12"
       }
     },
     "fs.realpath": {
@@ -651,7 +645,7 @@
       "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
       "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "glob": {
@@ -660,12 +654,12 @@
       "integrity": "sha512-vcfuiIxogLV4DlGBHIUOwI0IbrJ8HWPc4MU7HzviGeNho/UJDfi6B5p3sHeWIQ0KGIU0Jpxi5ZHxemQfLkkAwQ==",
       "dev": true,
       "requires": {
-        "fs.realpath": "1.0.0",
-        "inflight": "1.0.6",
-        "inherits": "2.0.3",
-        "minimatch": "3.0.4",
-        "once": "1.4.0",
-        "path-is-absolute": "1.0.1"
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.0.4",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
       }
     },
     "graceful-fs": {
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           "requires": {
-            "accepts": "1.3.5",
+            "accepts": "~1.3.4",
             "base64id": "1.0.0",
             "cookie": "0.3.1",
-            "debug": "3.1.0",
-            "engine.io-parser": "2.1.1",
-            "ws": "3.3.3"
+            "debug": "~3.1.0",
+            "engine.io-parser": "~2.1.0",
+            "ws": "~3.3.1"
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@@ -1329,14 +1350,14 @@
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             "component-inherit": "0.0.3",
-            "debug": "3.1.0",
-            "engine.io-parser": "2.1.1",
+            "debug": "~3.1.0",
+            "engine.io-parser": "~2.1.1",
             "has-cors": "1.1.0",
             "indexof": "0.0.1",
             "parseqs": "0.0.5",
             "parseuri": "0.0.5",
-            "ws": "3.3.3",
-            "xmlhttprequest-ssl": "1.5.5",
+            "ws": "~3.3.1",
+            "xmlhttprequest-ssl": "~1.5.4",
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@@ -1355,7 +1376,7 @@
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           "requires": {
-            "mime-db": "1.36.0"
+            "mime-db": "~1.36.0"
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@@ -1367,15 +1388,15 @@
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-            "debug": "3.1.0",
-            "engine.io-client": "3.2.1",
-            "has-binary2": "1.0.2",
+            "debug": "~3.1.0",
+            "engine.io-client": "~3.2.0",
+            "has-binary2": "~1.0.2",
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             "parseqs": "0.0.5",
             "parseuri": "0.0.5",
-            "socket.io-parser": "3.2.0",
+            "socket.io-parser": "~3.2.0",
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@@ -1385,7 +1406,7 @@
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-            "debug": "3.1.0",
+            "debug": "~3.1.0",
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@@ -1394,9 +1415,9 @@
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           "requires": {
-            "async-limiter": "1.0.0",
-            "safe-buffer": "5.1.1",
-            "ultron": "1.1.0"
+            "async-limiter": "~1.0.0",
+            "safe-buffer": "~5.1.0",
+            "ultron": "~1.1.0"
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@@ -1416,7 +1437,7 @@
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       "integrity": "sha1-SzBz2TP/UfORLwOsVRlJikFQ20A=",
       "requires": {
-        "spdx-license-ids": "1.2.2"
+        "spdx-license-ids": "^1.0.2"
       }
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@@ -1445,14 +1466,14 @@
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       "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
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-        "assert-plus": "1.0.0",
-        "bcrypt-pbkdf": "1.0.1",
-        "dashdash": "1.14.1",
-        "ecc-jsbn": "0.1.1",
-        "getpass": "0.1.7",
-        "jsbn": "0.1.1",
-        "tweetnacl": "0.14.5"
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "tweetnacl": "~0.14.0"
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@@ -1460,9 +1481,9 @@
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       "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
       "requires": {
-        "code-point-at": "1.1.0",
-        "is-fullwidth-code-point": "1.0.0",
-        "strip-ansi": "3.0.1"
+        "code-point-at": "^1.0.0",
+        "is-fullwidth-code-point": "^1.0.0",
+        "strip-ansi": "^3.0.0"
       }
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     "string_decoder": {
@@ -1480,7 +1501,7 @@
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       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "requires": {
-        "ansi-regex": "2.1.1"
+        "ansi-regex": "^2.0.0"
       }
     },
     "strip-bom": {
@@ -1488,7 +1509,7 @@
       "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
       "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
       "requires": {
-        "is-utf8": "0.2.1"
+        "is-utf8": "^0.2.0"
       }
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@@ -1496,7 +1517,7 @@
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       "integrity": "sha1-DHlipq3vp7vUrDZkYKY4VSrhoKI=",
       "requires": {
-        "get-stdin": "4.0.1"
+        "get-stdin": "^4.0.1"
       }
     },
     "strip-json-comments": {
@@ -1520,8 +1541,8 @@
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       "integrity": "sha1-6zKE2k6jEbbMis42U3SKUqvyWj8=",
       "requires": {
-        "readable-stream": "1.1.14",
-        "xtend": "2.1.2"
+        "readable-stream": "~1.1.9",
+        "xtend": "~2.1.1"
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     "to-array": {
@@ -1534,7 +1555,7 @@
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
       "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
       "requires": {
-        "punycode": "1.4.1"
+        "punycode": "^1.4.1"
       }
     },
     "trim-newlines": {
@@ -1554,18 +1575,18 @@
       "integrity": "sha1-mPMMAurjzecAYgHkwzywi0hYHu0=",
       "dev": true,
       "requires": {
-        "babel-code-frame": "6.26.0",
-        "builtin-modules": "1.1.1",
-        "chalk": "2.4.1",
-        "commander": "2.18.0",
-        "diff": "3.5.0",
-        "glob": "7.1.3",
-        "js-yaml": "3.12.0",
-        "minimatch": "3.0.4",
-        "resolve": "1.8.1",
-        "semver": "5.5.0",
-        "tslib": "1.9.3",
-        "tsutils": "2.29.0"
+        "babel-code-frame": "^6.22.0",
+        "builtin-modules": "^1.1.1",
+        "chalk": "^2.3.0",
+        "commander": "^2.12.1",
+        "diff": "^3.2.0",
+        "glob": "^7.1.1",
+        "js-yaml": "^3.7.0",
+        "minimatch": "^3.0.4",
+        "resolve": "^1.3.2",
+        "semver": "^5.3.0",
+        "tslib": "^1.8.0",
+        "tsutils": "^2.27.2"
       }
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     "tsutils": {
@@ -1574,7 +1595,7 @@
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       "dev": true,
       "requires": {
-        "tslib": "1.9.3"
+        "tslib": "^1.8.1"
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     "tunnel-agent": {
@@ -1582,7 +1603,7 @@
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
       "requires": {
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "^5.0.1"
       }
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     "tweetnacl": {
@@ -1627,8 +1648,8 @@
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz",
       "integrity": "sha1-KAS6vnEq0zeUWaz74kdGqywwP7w=",
       "requires": {
-        "spdx-correct": "1.0.2",
-        "spdx-expression-parse": "1.0.4"
+        "spdx-correct": "~1.0.0",
+        "spdx-expression-parse": "~1.0.0"
       }
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     "verror": {
@@ -1636,9 +1657,9 @@
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
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@@ -1652,7 +1673,7 @@
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-2.1.2.tgz",
       "integrity": "sha1-bv7MKk2tjmlixJAbM3znuoe10os=",
       "requires": {
-        "object-keys": "0.4.0"
+        "object-keys": "~0.4.0"
       }
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     "yauzl": {
@@ -1660,7 +1681,7 @@
       "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.4.1.tgz",
       "integrity": "sha1-lSj0QtqxsihOWLQ3m7GU4i4MQAU=",
       "requires": {
-        "fd-slicer": "1.0.1"
+        "fd-slicer": "~1.0.1"
       }
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     "yeast": {
diff --git a/ElectronNET.Host/package.json b/ElectronNET.Host/package.json
index 549d2c9..71cf18c 100644
--- a/ElectronNET.Host/package.json
+++ b/ElectronNET.Host/package.json
@@ -9,7 +9,7 @@
     "start": "tsc -p ."
   },
   "dependencies": {
-    "detect-port": "^1.2.3",
+    "portscanner": "^2.2.0",
     "electron": "^3.0.0",
     "socket.io": "^2.1.1"
   },