Apparatus and method for establishing trust

Electrical computers and digital processing systems: support – Computer program modification detection by cryptography

Reexamination Certificate

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Details

C713S164000, C713S165000, C713S166000, C713S167000, C713S168000, C713S188000, C713S189000, C726S021000, C726S022000, C726S023000, C726S024000, C726S025000, C380S277000, C380S278000, C380S279000, C380S280000, C380S285000

Reexamination Certificate

active

07437568

ABSTRACT:
Computer apparatus comprising a receiver for receiving an integrity metric for a computer entity via a trusted device associated with the computer entity, the integrity metric having values for a plurality of characteristics associated with the computer entity; a controller for assigning a trust level to the computer entity from a plurality of trust levels, wherein the assigned trust level is based upon the value of at least one of the characteristics of the received integrity metric.

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