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Category: Network Utilities » Tunneling » Covert Channels

Covert_TCP
Added 2001-10-22
by Craig H. Rowland, crowland@psionic.com
This program manipulates the TCP/IP header to transfer a file one byte at a time to a destination host. This progam can act as a server and a client and can be used to conceal transmission of data inside the IP header. This is useful for bypassing firewalls from the inside, and for exporting data with innocuous looking packets that contain no data for sniffers to analyze.

AckCmd
Added 2001-10-22
by Arne Vidstrom
AckCmd is a special kind of remote Command Prompt for Windows 2000. It communicates using only TCP ACK segments. This way the client component is able to directly contact the server component through a firewall in some cases.

GTunnel
Added 2001-10-22
by George Turner
Utility that uses ssh and ppp to create secure tunnels. Features include built in routing and optional public/private key configuration. Written in perl.

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