"EAP is in wide use. For example, in IEEE 802.11 (WiFi) the WPA and WPA2 standards have adopted IEEE 802.1X (with various EAP types) as the canonical authentication mechanism." https://en.wikipedia.org/wiki/Extensible_Authentication_Protocol The Wi-Fi Alliance added EAP-FAST (along with EAP-TLS and EAP-TTLS) to its list of supported protocols for WPA/WPA2 in 2010. Source: https://jaimelightfoot.com/blog/comptia-security-wireless-security/ "EAP has been expanded into multiple versions." * "The Wi-Fi Alliance added PEAP to its list of supported protocols for WPA/WPA2/WPA3." * "The Wi-Fi Alliance added EAP-FAST to its list of supported protocols for WPA/WPA2/WPA3." * "The Wi-Fi Alliance added EAP-TTLS to its list of supported protocols for WPA/WPA2/WPA3." Excerpt From: Wm. Arthur Conklin. "CompTIA Security+ All-in-One Exam Guide (Exam SY0-601))."