802.1X

Over the past few days, I attempted to set up 802.1X authentication on Arch Linux, a wired identity authentication protocol widely used in enterprise environments and well-supported on Windows and Ubuntu. However, when it came to Arch Linux, a series of strange issues emerged. This post will detail the problems I encountered and the debugging process. WPA-Supplicant for 802.1X Authentication On Arch Linux, 802.1X authentication is handled by wpa_supplicant. To begin, you need to test our protocol configuration and user credentials by manually running wpa_supplicant. If you haven’t installed it yet, use the following command: