Patents by Inventor Michael D. Heyman

Michael D. Heyman 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).

  • Decryption system and method for network analyzers and security programs
    Patent number: 7590844
    Abstract: A system, method and computer program product are provided for decrypting network communications. Initially, encrypted network communications are identified. A key is then received. Such key is subsequently utilized to decrypt the encrypted network communications. In use, the key is conditionally received based on predetermined criteria.
    Type: Grant
    Filed: April 26, 2002
    Date of Patent: September 15, 2009
    Assignee: McAfee, Inc.
    Inventors: David L. Sherman, Daniel F. Sterne, Geoffrey T. Lawler, Michael D. Heyman
  • System and method for enabling authentication at different authentication strength-performance levels
    Patent number: 6915426
    Abstract: A system and method for generating a plurality of authentication tags using a plurality of authentication mechanisms is disclosed. The plurality of authentication tags can reflect different authentication strength-performance levels. It is a feature of the present invention that a receiver is afforded increased flexibility in adaptively choosing strength-performance levels. It is a further feature of the present invention that multiple authentication tags can be used in multicast environments, where different receivers may have different processor capabilities or security policies.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: July 5, 2005
    Assignee: Networks Associates Technology, Inc.
    Inventors: David W. Carman, Michael D. Heyman, Alan T. Sherman
  • System and method for fast nested message authentication codes and error correction codes
    Patent number: 6845449
    Abstract: A system and method for detecting and correcting errors using an authentication mechanism is described. In particular, a reversible inner function is used in a nested message authentication code configuration to provide both error detection and error correction in high performance applications.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: January 18, 2005
    Assignee: Networks Associates Technology, Inc.
    Inventors: David W. Carman, Michael D. Heyman, Alan T. Sherman