Patents by Inventor David Pohm

David Pohm 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).

  • Patent number: 10503934
    Abstract: An apparatus for performing secure operations with a dedicated secure processor is described in one embodiment. The apparatus includes security firmware defining secure operations, a processor configured to execute the security firmware and perform a set of operations limited to the secure operations, and a plurality of secure hardware registers, accessible by the processor and configured to receive instructions to perform the secure operations, An apparatus for performing secure operations with a plurality of security assist hardware circuits is described in another embodiment. The apparatus comprises one or more secure hardware registers configured to receive a command to perform secure operations and one or more security assist hardware circuits configured to perform discrete secure operations using one or more secret data objects.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: December 10, 2019
    Assignee: Micron Technology, Inc.
    Inventors: Kenny T. Coker, David A. Pohm, Stephen P. Van Aken, Michael B. Danielson
  • Publication number: 20180357449
    Abstract: An apparatus for performing secure operations with a dedicated secure processor is described in one embodiment. The apparatus includes security firmware defining secure operations, a processor configured to execute the security firmware and perform a set of operations limited to the secure operations, and a plurality of secure hardware registers, accessible by the processor and configured to receive instructions to perform the secure operations, An apparatus for performing secure operations with a plurality of security assist hardware circuits is described in another embodiment. The apparatus comprises one or more secure hardware registers configured to receive a command to perform secure operations and one or more security assist hardware circuits configured to perform discrete secure operations using one or more secret data objects.
    Type: Application
    Filed: August 20, 2018
    Publication date: December 13, 2018
    Applicant: Micron Technology, Inc.
    Inventors: Kenny T. Coker, David A. Pohm, Stephen P. Van Aken, Michael B. Danielson
  • Patent number: 10068109
    Abstract: An apparatus for performing secure operations with a dedicated secure processor is described in one embodiment. The apparatus includes security firmware defining secure operations, a processor configured to execute the security firmware and perform a set of operations limited to the secure operations, and a plurality of secure hardware registers, accessible by the processor and configured to receive instructions to perform the secure operations. An apparatus for performing secure operations with a plurality of security assist hardware circuits is described in another embodiment. The apparatus comprises one or more secure hardware registers configured to receive a command to perform secure operations and one or more security assist hardware circuits configured to perform discrete secure operations using one or more secret data objects.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: September 4, 2018
    Assignee: Micron Technology, Inc.
    Inventors: Kenny T. Coker, David A. Pohm, Stephen P. Van Aken, Michael B. Danielson
  • Publication number: 20180089469
    Abstract: An apparatus for performing secure operations with a dedicated secure processor is described in one embodiment. The apparatus includes security firmware defining secure operations, a processor configured to execute the security firmware and perform a set of operations limited to the secure operations, and a plurality of secure hardware registers, accessible by the processor and configured to receive instructions to perform the secure operations. An apparatus for performing secure operations with a plurality of security assist hardware circuits is described in another embodiment. The apparatus comprises one or more secure hardware registers configured to receive a command to perform secure operations and one or more security assist hardware circuits configured to perform discrete secure operations using one or more secret data objects.
    Type: Application
    Filed: December 1, 2017
    Publication date: March 29, 2018
    Applicant: Micron Technology, Inc.
    Inventors: Kenny T. Coker, David A. Pohm, Stephen P. Van Aken, Michael B. Danielson
  • Patent number: 9864879
    Abstract: An apparatus for performing secure operations with a dedicated secure processor is described in one embodiment. The apparatus includes security firmware defining secure operations, a processor configured to execute the security firmware and perform a set of operations limited to the secure operations, and a plurality of secure hardware registers, accessible by the processor and configured to receive instructions to perform the secure operations. An apparatus for performing secure operations with a plurality of security assist hardware circuits is described in another embodiment. The apparatus comprises one or more secure hardware registers configured to receive a command to perform secure operations and one or more security assist hardware circuits configured to perform discrete secure operations using one or more secret data objects.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: January 9, 2018
    Assignee: Micron Technology, Inc.
    Inventors: Kenny T. Coker, David A. Pohm, Stephen P. Van Aken, Michael B. Danielson
  • Patent number: 9805186
    Abstract: In one embodiment, a disk drive is provided that is adapted for security authentication. The disk drive includes: a non-volatile memory storing object code; a processor for retrieving the stored object code; a decryption engine for decrypting a retrieved shared secret from the object code; and a first memory for storing the decrypted retrieved shared secret; wherein the processor is configured to overwrite the written decrypted retrieved shared secret after it has been used in an authentication procedure.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: October 31, 2017
    Assignee: Adobe Systems Incorporated
    Inventor: David Pohm
  • Publication number: 20170098102
    Abstract: An apparatus for performing secure operations with a dedicated secure processor is described in one embodiment. The apparatus includes security firmware defining secure operations, a processor configured to execute the security firmware and perform a set of operations limited to the secure operations, and a plurality of secure hardware registers, accessible by the processor and configured to receive instructions to perform the secure operations. An apparatus for performing secure operations with a plurality of security assist hardware circuits is described in another embodiment. The apparatus comprises one or more secure hardware registers configured to receive a command to perform secure operations and one or more security assist hardware circuits configured to perform discrete secure operations using one or more secret data objects.
    Type: Application
    Filed: October 6, 2015
    Publication date: April 6, 2017
    Inventors: KENNY T. COKER, DAVID A. POHM, STEPHEN P. VAN AKEN, MICHAEL B. DANIELSON
  • Publication number: 20170004300
    Abstract: In one embodiment, a disk drive is provided that is adapted for security authentication. The disk drive includes: a non-volatile memory storing object code; a processor for retrieving the stored object code; a decryption engine for decrypting a retrieved shared secret from the object code; and a first memory for storing the decrypted retrieved shared secret; wherein the processor is configured to overwrite the written decrypted retrieved shared secret after it has been used in an authentication procedure.
    Type: Application
    Filed: March 3, 2015
    Publication date: January 5, 2017
    Inventor: David Pohm
  • Patent number: 9003201
    Abstract: In one embodiment, a disk drive is provided that is adapted for security authentication. The disk drive includes: a non-volatile memory storing object code; a processor for retrieving the stored object code; a decryption engine for decrypting a retrieved shared secret from the object code; and a first memory for storing the decrypted retrieved shared secret; wherein the processor is configured to overwrite the written decrypted retrieved shared secret after it has been used in an authentication procedure.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: April 7, 2015
    Inventor: David Pohm
  • Publication number: 20100005319
    Abstract: In one embodiment, a disk drive is provided that is adapted for security authentication. The disk drive includes: a non-volatile memory storing object code; a processor for retrieving the stored object code; a decryption engine for decrypting a retrieved shared secret from the object code; and a first memory for storing the decrypted retrieved shared secret; wherein the processor is configured to overwrite the written decrypted retrieved shared secret after it has been used in an authentication procedure.
    Type: Application
    Filed: February 26, 2009
    Publication date: January 7, 2010
    Applicant: DPHI Acquisitions, Inc.
    Inventor: David Pohm