diff --git a/app/lib/window.ts b/app/lib/window.ts
index 70c11d68..f1c7e884 100644
--- a/app/lib/window.ts
+++ b/app/lib/window.ts
@@ -117,6 +117,9 @@ export class Window {
     }
 
     send (event, ...args) {
+        if (!this.window) {
+            return
+        }
         this.window.webContents.send(event, ...args)
     }
 
@@ -154,19 +157,31 @@ export class Window {
             }
         })
 
-        ipcMain.on('window-focus', () => {
+        ipcMain.on('window-focus', event => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.focus()
         })
 
-        ipcMain.on('window-maximize', () => {
+        ipcMain.on('window-maximize', event => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.maximize()
         })
 
-        ipcMain.on('window-unmaximize', () => {
+        ipcMain.on('window-unmaximize', event => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.unmaximize()
         })
 
-        ipcMain.on('window-toggle-maximize', () => {
+        ipcMain.on('window-toggle-maximize', event => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             if (this.window.isMaximized()) {
                 this.window.unmaximize()
             } else {
@@ -174,23 +189,38 @@ export class Window {
             }
         })
 
-        ipcMain.on('window-minimize', () => {
+        ipcMain.on('window-minimize', event => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.minimize()
         })
 
-        ipcMain.on('window-set-bounds', (_event, bounds) => {
+        ipcMain.on('window-set-bounds', (event, bounds) => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.setBounds(bounds)
         })
 
-        ipcMain.on('window-set-always-on-top', (_event, flag) => {
+        ipcMain.on('window-set-always-on-top', (event, flag) => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.setAlwaysOnTop(flag)
         })
 
-        ipcMain.on('window-set-vibrancy', (_event, enabled, type) => {
+        ipcMain.on('window-set-vibrancy', (event, enabled, type) => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.setVibrancy(enabled, type)
         })
 
-        ipcMain.on('window-set-title', (_event, title) => {
+        ipcMain.on('window-set-title', (event, title) => {
+            if (event.sender !== this.window.webContents) {
+                return
+            }
             this.window.setTitle(title)
         })
 
diff --git a/terminus-terminal/package.json b/terminus-terminal/package.json
index 4faf7c62..d1c4e724 100644
--- a/terminus-terminal/package.json
+++ b/terminus-terminal/package.json
@@ -26,7 +26,7 @@
     "file-loader": "^0.11.2",
     "rage-edit-tmp": "^1.1.0",
     "uuid": "^3.3.2",
-    "xterm": "^3.6.0"
+    "xterm": "^3.8.0"
   },
   "peerDependencies": {
     "@angular/common": "4.0.1",
diff --git a/terminus-terminal/src/frontends/xtermFrontend.ts b/terminus-terminal/src/frontends/xtermFrontend.ts
index 158d31b4..c6ac590d 100644
--- a/terminus-terminal/src/frontends/xtermFrontend.ts
+++ b/terminus-terminal/src/frontends/xtermFrontend.ts
@@ -20,6 +20,18 @@ export class XTermFrontend extends Frontend {
             allowTransparency: true,
             enableBold: true,
         })
+
+        const initGlobal = (this.xterm as any)._core._initGlobal.bind((this.xterm as any)._core);
+        (this.xterm as any)._core._initGlobal = () => {
+            this.xterm.textarea.addEventListener('paste', e => {
+                e.clipboardData = null
+            })
+            this.xterm.element.addEventListener('paste', e => {
+                e.clipboardData = null
+            })
+            initGlobal()
+        }
+
         this.xterm.on('data', data => {
             this.input.next(data)
         })
@@ -34,7 +46,7 @@ export class XTermFrontend extends Frontend {
     attach (host: HTMLElement): void {
         this.xterm.open(host)
         this.ready.next(null)
-        this.ready.complete()
+        this.ready.complete();
 
         this.resizeHandler = () => (this.xterm as any).fit()
         window.addEventListener('resize', this.resizeHandler)
diff --git a/terminus-terminal/yarn.lock b/terminus-terminal/yarn.lock
index ec4294c8..c23594ed 100644
--- a/terminus-terminal/yarn.lock
+++ b/terminus-terminal/yarn.lock
@@ -173,7 +173,7 @@ uuid@^3.3.2:
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.3.2.tgz#1b4af4955eb3077c501c23872fc6513811587131"
   integrity sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==
 
-xterm@^3.6.0:
-  version "3.6.0"
-  resolved "https://registry.yarnpkg.com/xterm/-/xterm-3.6.0.tgz#9b95cd23a338e5842343aec1a104f094c5153e7c"
-  integrity sha512-D/7/fm7oGzZksLFQdpn1TD63V+T4Ad3LZR2JfZ1QrPZ1yDjKedIKWAZXgzeHQw8S/5HYD08GdkLnjeLm/e6Yog==
+xterm@^3.8.0:
+  version "3.8.0"
+  resolved "https://registry.yarnpkg.com/xterm/-/xterm-3.8.0.tgz#55d1de518bdc9c9793823f5e4e97d6898972938d"
+  integrity sha512-rS3HLryuMWbLsv98+jVVSUXCxmoyXPwqwJNC0ad0VSMdXgl65LefPztQVwfurkaF7kM7ZSgM8eJjnJ9kkdoR1w==