Blacker (security)

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Blacker (styled BLACKER) is a U.S. Department of Defense computer network security project designed to achieve A1 class ratings of the Trusted Computer System Evaluation Criteria (TCSEC).[1][2] The project was implemented by SDC and Burroughs. It was the first secure system with trusted End-to-end encryption on the United States' Defense Data Network.[3]

See also[edit]

  • RED/BLACK concept for segregation of sensitive plaintext information (RED signals) from encrypted ciphertext (BLACK signals)


  1. ^ Weissman, Clark. "BLACKER: security for the DDN examples of A1 security engineering trades". Retrieved 2007-12-02.
  2. ^ Weissman, Clark (1995-01-24). "Handbook for the Computer Security Certification of Trusted Systems". Archived from the original on 2012-12-12. Retrieved 2007-12-02.
  3. ^ Pike, John (2000-02-11). "BLACKER, an article at the Intelligence Resource Program". Retrieved 2007-12-02.