×

Flash update using a trusted platform module

  • US 7,484,105 B2
  • Filed: 08/16/2001
  • Issued: 01/27/2009
  • Est. Priority Date: 08/16/2001
  • Status: Active Grant
First Claim
Patent Images

1. A method for updating a program in a data processing system comprising the steps of:

  • requesting a trusted platform module (“

    TPM”

    ) to perform a signature verification of an update to the program;

    the TPM performing the signature verification of the update to the program;

    if the signature verification of the update to the program is successful, using the TPM for unlocking a memory unit storing the program; and

    modifying the program with the update to the program in response to the unlocking of the memory unit storing the program.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×