Patents by Inventor Mark Bellmore

Mark Bellmore 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).

  • Method and apparatus for secure key replacement
    Publication number: 20050123142
    Abstract: A method, and a corresponding apparatus, provide for remote, secure replacement of private keys in a private key infrastructure. The method is implemented as a secure key replacement protocol (SKRP), which includes the steps of receiving a rekey request, where the rekey request identifies a private key for replacement, authenticating the rekey request, replacing the identified private key with a SKRP key, signing the challenge with the SKRP key, and returning the signed challenge. The rekey request includes the SKRP key and the challenge.
    Type: Application
    Filed: December 9, 2003
    Publication date: June 9, 2005
    Inventors: William Freeman, Mark Bellmore