Patents by Inventor Oliver Breyel

Oliver Breyel 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).

  • Automatic change of symmetrical encryption key
    Patent number: 8284945
    Abstract: An encryption system and a method for automatically changing an encryption key. The key is changed in response to an amount of data that has been encrypted. When the amount of data encrypted with a first key reaches or exceeds a byte count threshold, the first key is deactivated and a new key is generated and used for subsequent data encryption.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: October 9, 2012
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Oliver Breyel
  • AUTOMATIC CHANGE OF SYMMETRICAL ENCRYPTION KEY
    Publication number: 20100303241
    Abstract: An encryption system and a method for automatically changing an encryption key. The key is changed in response to an amount of data that has been encrypted. When the amount of data encrypted with a first key reaches or exceeds a byte count threshold, the first key is deactivated and a new key is generated and used for subsequent data encryption.
    Type: Application
    Filed: June 2, 2009
    Publication date: December 2, 2010
    Inventor: Oliver Breyel