Samiksha Jaiswal (Editor)

Wpa supplicant

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Written in
  
C

Type
  
WLAN tools

Operating system
  
Cross-platform

Wpa supplicant

Developer(s)
  
Jouni Malinen and others

Initial release
  
April 5, 2003 (2003-04-05)

Stable release
  
2.5 / September 27, 2015; 17 months ago (2015-09-27)

wpa_supplicant is a free software implementation of an IEEE 802.11i supplicant for Linux, FreeBSD, NetBSD, QNX, AROS, Microsoft Windows, Solaris, OS/2 (including eComStation) and Haiku. In addition to being a fully featured WPA2 supplicant, it also implements WPA and older wireless LAN security protocols. Features include:

  • WPA and full IEEE 802.11i/RSN/WPA2
  • WPA-PSK and WPA2-PSK ("WPA-Personal", pre-shared key)
  • WPA with EAP ("WPA-Enterprise", for example with RADIUS authentication server)
  • key management for CCMP, TKIP, WEP (both 104/128- and 40/64-bit)
  • RSN: PMKSA caching, pre-authentication
  • IEEE 802.11r
  • IEEE 802.11w
  • Wi-Fi Protected Setup (WPS)
  • Included with the supplicant are a GUI and a command-line utility for interacting with the running supplicant. From either of these interfaces it is possible to review a list of currently visible networks, select one of them, provide any additional security information needed to authenticate with the network (for example, a passphrase, or username and password) and add it to the preference list to enable automatic reconnection in the future.

    The graphical user interface is built on top of the Qt library.

    wpa_supplicant can authenticate with any of the following EAP (Extensible Authentication Protocol) methods: EAP-TLS, EAP-PEAP (both PEAPv0 and PEAPv1), EAP-TTLS, EAP-SIM, EAP-AKA, EAP-AKA', EAP-pwd, EAP-EKE, EAP-PSK (experimental), EAP-FAST, EAP-PAX, EAP-SAKE, EAP-GPSK, EAP-IKEv2, EAP-MD5, EAP-MSCHAPv2, and LEAP (requires special functions in the driver).

    References

    Wpa supplicant Wikipedia


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