Patents by Inventor Mark Luk

Mark Luk has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Verifying integrity and guaranteeing execution of code on untrusted computer platform
    Patent number: 9177153
    Abstract: A method, system, and apparatus for verifying integrity and execution state of an untrusted computer. In one embodiment, the method includes placing a verification function in memory on the untrusted computer; invoking the verification function from a trusted computer; determining a checksum value over memory containing both the verification function and the execution state of a processor and hardware on the untrusted computer; sending the checksum value to the trusted computer; determining at the trusted computer whether the checksum value is correct; and determining at the trusted computer whether the checksum value is received within an expected time period.
    Type: Grant
    Filed: October 10, 2006
    Date of Patent: November 3, 2015
    Assignee: Carnegie Mellon University
    Inventors: Adrian Perrig, Pradeep Khosla, Arvind Seshadri, Mark Luk, Leendert van Doorn