What are the common techniques used to secure wireless networks against hacking?

There are several common techniques used to secure wireless networks against hacking. These techniques include:

1. Encryption: Implementing strong encryption protocols such as WPA2 (Wi-Fi Protected Access 2) or WPA3 to secure the wireless network. Encryption ensures that the data transmitted over the network is encrypted and cannot be easily intercepted or deciphered by unauthorized individuals.

2. Strong Passwords: Setting strong and unique passwords for the wireless network and regularly changing them. Strong passwords should be a combination of uppercase and lowercase letters, numbers, and special characters.

3. MAC Address Filtering: Enabling MAC address filtering on the wireless router to only allow specific devices with known MAC addresses to connect to the network. This prevents unauthorized devices from accessing the network.

4. Disable SSID Broadcasting: Disabling the broadcasting of the network's SSID (Service Set Identifier) so that the network is not visible to unauthorized users. This adds an extra layer of security by making it harder for hackers to discover the network.

5. Firewall Configuration: Configuring a firewall on the wireless router to filter incoming and outgoing network traffic. This helps in blocking unauthorized access attempts and protecting the network from potential threats.

6. Regular Firmware Updates: Keeping the wireless router's firmware up to date with the latest security patches and updates. Manufacturers often release firmware updates to address vulnerabilities and improve the security of the device.

7. Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS): Implementing IDS and IPS solutions to monitor network traffic and detect any suspicious or malicious activities. These systems can help in identifying and preventing potential hacking attempts.

8. Physical Security: Ensuring physical security of the wireless router by placing it in a secure location and restricting physical access to authorized individuals only. This prevents unauthorized individuals from tampering with the router or connecting to it directly.

It is important to note that securing a wireless network is an ongoing process, and it is recommended to regularly review and update security measures to stay ahead of evolving hacking techniques.