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Multilevel security port methods, apparatuses, and computer program products

  • US 5,845,068 A
  • Filed: 12/18/1996
  • Issued: 12/01/1998
  • Est. Priority Date: 12/18/1996
  • Status: Expired due to Term
First Claim
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1. A computer program product comprising:

  • a computer useable medium having a computer readable program code mechanism embodied therein for generating a plurality of ports, said ports being associated with a common port number, each of said ports having a selected sensitivity label, said port number and said sensitivity label defining a selected port identifier for at least one of said ports, permitting multiple, simultaneous access to the port, said computer code mechanism comprising;

    first computer readable code mechanism for constructing a communications packet comprising a protocol header in turn comprising at least source machine identification, source port number, and destination port identifier region, said destination port identifier region including a destination port number and sensitivity label subregion; and

    second computer readable code mechanism for permitting reception communications packets for establishing receiver ports.

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