The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 2015
Filed:
Feb. 14, 2011
Jan-erik Ekberg, Vanda, FI;
Nadarajah Asokan, Espoo, FI;
Kari Kostiainen, Helsinki, FI;
Nokia Technologies Oy, Espoo, FI;
Abstract
In accordance with the exemplary embodiments of the invention there is at least a method, apparatus, and executable program of computer instructions to perform the operations of establishing and initializing a set of platform configuration registers, where a first subset of platform configuration registers is defined as being non-resettable, and a second subset of platform configuration registers is defined as being resettable, storing initial boot-up system state information in one or more non-resettable platform configuration registers, dynamically resetting () a value of a platform configuration register identified by a reference integrity metric to reflect a measurement value provided by the reference integrity metric, and responding to an attestation request () with an attestation response () including dynamic information from the platform configuration register that was reset and system state information from a non-resettable platform configuration register.