KisMAC 0.2.99

KisMAC is a free stumbler application for MacOS X, that puts your card into the monitor mode. Unlike most other applications for OS X we are completely invisible and send no probe requests.
KisMAC supports several third party PCMCIA cards - Cisco Aironet, Orinoco, PrismII, PrismGT and Atheros.

Main features:
- Reveals hidden / cloaked / closed SSIDs.
- Shows logged in Clients (with MAC Addresses, IP addresses and signal strengths).
- Mapping and GPS support.
- Can draw area maps of network coverage.
- PCAP import and export.
- Support for 802.11b/g.
- Different attacks against encrypted networks.
- Deauthentication attacks.
- AppleScript-able.
- Kismet drone support (capture from a Kismet drone).

System requirements:
- Apple AirPort and AirPort Extreme (dependent upon Apples drivers)
- Lucent Hermes I & II (Orinoco 2 and 11MBit)
- Intersil Prism 2, 2.5, 3 in PCMCIA and USB devices
- Cisco Aironet (with older 4.xx firmware)
- Intersil PrismGT
- Atheros PCMCIA
- Ralink rt2570 and rt73 USB devices (in development)
- Bruteforce attacks against LEAP, WPA and WEP
- Weak scheduling attack against WEP
- Newsham 21-bit attack against WEP