Stand alone security device for computer networks
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 23, 2000
Issued Date -
N/A
app pub date -
May 28, 1998
filing date -
Jul 30, 1996
priority date (Note) -
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Abstract
A secured network interface unit (SNIU) for providing multi-level security on a network having a plurality of secured and unsecured users including: network interface means for communicating on the network; identifying the source and destination of a message intercepted on the network; determining the security levels of each of the plurality of users; a trusted computing base for determining whether the message, if transmitted to the destination user, will violate security parameters; and, cryptographically encrypting messages sent to, and decrypting messages received from another SNIU affiliated with the destination user.
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