Research Output
Covert channel analysis and detection using reverse proxy servers.
  Data hiding methods can be used by intruders to communicate over open data channels (Wolf 1989; McHugh 1995; deVivo, deVivo et al. 1999), and can be used to overcome firewalls, and most other forms of network intrusion detection systems. In fact, most detection systems can detect hidden data in the payload, but struggle to cope with data hidden in the IP and TCP packet headers, or in the session layer protocol. This paper contains proposes a novel architecture for data hiding, and presents methods which can be used to detect the hidden data and prevent the use of covert channels for its transmission.

  • Type:

    Conference Paper (unpublished)

  • Date:

    01 June 2004

  • Publication Status:

    Published

  • Library of Congress:

    QA75 Electronic computers. Computer science

  • Dewey Decimal Classification:

    005.8 Data security

Citation

Buchanan, W. J., & Llamas, D. (2004, June). Covert channel analysis and detection using reverse proxy servers. Paper presented at 3rd International Conference on Electronic Warfare and Security (EIWC), London

Authors

Keywords

Reverse proxy server; covert channel; data hiding; firewalls; network intrusion detection systems; packet headers; session layer protocol;

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