Turns Your WLAN Card into a WPA capable Access Point
hostapd is a user space daemon for access point and authentication
servers. It implements IEEE 802.11 access point management, IEEE
802.1X/WPA/WPA2/EAP Authenticators, RADIUS client, EAP server, and
RADIUS authentication server. Currently, hostapd supports HostAP,
madwifi, and prism54 drivers. It also supports wired IEEE 802.1X
authentication via any ethernet driver.