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Shared Key Authentication Methods

Authentication Method

Description

Wired Equivalent Privacy (WEP)

The original 802.11 specification designed to secure the data using the Rivest Cipher 4 (RC4) encryption method with a static key. WEP is no longer recommended and should never be used.

Wi-Fi Protected Access (WPA)

A Wi-Fi Alliance standard that uses WEP but secures the data with the much stronger Temporal Key Integrity Protocol (TKIP) encryption algorithm. TKIP changes the key for each packet, making it much more difficult to hack.

WPA2

It uses the Advanced Encryption Standard (AES) for encryption. AES is currently considered the strongest encryption protocol

WPA3

This is the next generation of Wi-Fi security. All WPA3-enabled devices use the latest security methods, disallow outdated legacy protocols, and require the use of Protected Management Frames (PMF).