An Evil Twin attack is a type of wireless security threat where an attacker creates a fake wireless access point with the same name as a legitimate one, in order to trick users into connecting to it. Once a user connects to the fake access point, the attacker can intercept and eavesdrop on all of their internet traffic, steal sensitive information such as passwords and financial data, or even inject malware onto their device.

Here are some steps you can take to protect yourself against Evil Twin attacks:

1. Verify the name of the wireless network: Before connecting to a wireless network, make sure that you are connecting to the correct one by verifying the name (SSID) of the network.
2. Use encryption: Always use a secure encryption protocol such as WPA2 when connecting to a wireless network, to prevent unauthorized access to your data.
3. Keep your device’s software updated: Regularly update your device’s software to ensure that it is protected against the latest security threats.
4. Use a virtual private network (VPN): A VPN encrypts your internet traffic and helps protect you against eavesdropping and interception.
5. Be cautious when connecting to public Wi-Fi: Be cautious when connecting to public Wi-Fi networks, as these are often the target of Evil Twin attacks. Avoid accessing sensitive information such as online banking or shopping sites on public Wi-Fi.
6. Use a network security tool: Consider using a network security tool such as a personal firewall or antivirus software to protect your device and network against attacks.
7. Stay informed: Stay informed about the latest security threats and best practices for protecting yourself against them.