Trafscrambler – Anti-sniffer/IDS Tool

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Trafscrambler is an anti-sniffer/IDS LKM(Network Kernel Extension) for OSX, licensed under BSD.

Features

• Injection of packets with bogus data and with randomly selected bad TCP cksum or bad TCP sequences
• Userland binary(tsctrl) for controlling trafscrambler NKE
• SYN decoy – sends out number of SYN pkts before the original SYN pkt
• TCP reset attack – sends out RST/FIN pkt with bad sequence
• Pre-connection SYN – sends out SYN with wrong TCP-checksum
• Post-connection SYN – sends out fake SYN after connection establishment
• Zero Window – send out pkt with “0” window set.

You can download Trafscrambler 0.2 here:

trafscrambler-0.2.tgz

Or read more here.