Projects / covert_qos

covert_qos

Covert_qos uses the Quality of service fields in IPv4 and IPv6 to set up a unidirectional covert channel. In IPv4, this is a single byte per packet; in IPv6 it is a maximum of 3 bytes per packet. Files can be sent over the channel. It uses Linux netfilter queues as a basis.

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Recent releases

  •  06 May 2009 21:32

    Release Notes: This release adds support for an IPv4 ECN bits only covert channel. This should make it work if firewalls or anything filter on other TOS bits. ECN usually gets through.

    •  23 Apr 2009 16:48

      Release Notes: This release adds support for the IPv6 Traffic class and Flowlabels.

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