Which wireless network configuration method provides the best protection for data transmitted over the network?

WPA2 encryption is recognized as the strongest security protocol available for wireless networks. It employs Advanced Encryption Standard (AES), which is a robust encryption method that helps ensure the confidentiality and integrity of data being transmitted. With WPA2, every packet of data sent is encrypted and authenticated, which significantly reduces the chances of unauthorized access and eavesdropping.

This method is designed to protect against various types of attacks that can compromise sensitive information, making it a standard choice for securing wireless communications. Additionally, WPA2 requires a secure passphrase for access, which adds another layer of protection against unauthorized users attempting to access the network.

In contrast, WEP encryption is considered outdated and vulnerable to several kinds of attacks that can easily compromise the network’s security. Open networks lack any form of encryption or authentication, exposing all transmitted data to potential interception. MAC address filtering alone provides a minimal level of security, as it can be bypassed with relative ease by spoofing MAC addresses, thus failing to provide true data protection. Hence, WPA2 encryption stands out as the most comprehensive and effective method for safeguarding data transmitted over wireless networks.