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ATTACKING WIRELESS NETWORKS

Connecting to network

  • Turn on Wireless Zero Configuration Service
  • Insert wireless card
  • Open connection manager
  • Connect to network

MAC Address Filtering

  • Passively sniff traffic on the wireless network with Ethereal (www.ethereal.com) to determine MAC address(es) allowed to connect to network
  • Use BWMACHAK (www.irvineunderground.org/blackwave/bwmachak.zip) to change MAC address of attackers wireless network card

Finding Cloaked Access Points

  • Wireless access points can be put in stealth mode by turning off the SSID broadcast
  • Active scanners like NetStumbler cannot detect cloaked access points
  • Kismet (www.kismetwireless.net/download.shtml) and AirSnort (airsnort.shmoo.com) (both run on Linux) are passive scanners capable of detecting hidden SSID's

Attacking Encrypted Networks

  • WEP encryption can be cracked with WEPCrack (wepcrack.sourceforge.net)
  • WepCrack is written in Pearl so Cygwin (www.cygwin.com) or ActivePearl (www.activestate.com) needs to be installed on Windows computers