Matyas, Jr.; Stephen Michael

Patent Applications and Registrations

Patent applications and USPTO patent grants for Matyas, Jr.; Stephen Michael.The latest application filed is for "method, system and apparatus for ensuring a uniform distribution in key generation".

Company Profile

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Matyas, Jr.; Stephen Michael - Manassas VA
Matyas, Jr.; Stephen Michael - Poughkeepsie NY
Matyas, Jr.; Stephen Michael - Masassas VA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method, system and apparatus for ensuring a uniform distribution in key generation Grant 7,519,178 - Matyas, Jr. , et al. April 14, 2	2009-04-14
Secure software distribution and installation Grant 7,051,211 - Matyas, Jr. , et al. May 23, 2	2006-05-23
Secure data storage and retrieval in a client-server environment Grant 7,010,689 - Matyas, Jr. , et al. March 7, 2	2006-03-07
Secure data storage and retrieval with key management and user authentication Grant 6,947,556 - Matyas, Jr. , et al. September 20, 2	2005-09-20
Generating user-dependent RSA keys Grant 6,940,976 - Matyas, Jr. , et al. September 6, 2	2005-09-06
Methods, systems and computer program products for generating user-dependent RSA values without storing seeds Grant 6,928,163 - Matyas, Jr. , et al. August 9, 2	2005-08-09
Biometric based multi-party authentication Grant 6,697,947 - Matyas, Jr. , et al. February 24, 2	2004-02-24
Generating user-dependent keys and random numbers Grant 6,687,375 - Matyas, Jr. , et al. February 3, 2	2004-02-03
Systems, methods and computer program products for reducing effective key length of ciphers using one-way cryptographic functions and an initial key Grant 6,560,337 - Peyravian , et al. May 6, 2	2003-05-06
Protection of biometric data via key-dependent sampling Grant 6,507,912 - Matyas, Jr. , et al. January 14, 2	2003-01-14
Decentralized systems methods and computer program products for sending secure messages among a group of nodes Grant 6,363,154 - Peyravian , et al. March 26, 2	2002-03-26
Interoperable cryptographic key recovery system with verification by comparison Grant 6,052,469 - Johnson , et al. April 18, 2	2000-04-18
Method and apparatus for establishing an authenticated shared secret value between a pair of users Grant 5,953,420 - Matyas, Jr. , et al. September 14, 1	1999-09-14
Two-phase cryptographic key recovery system Grant 5,937,066 - Gennaro , et al. August 10, 1	1999-08-10
Apparatus and method for authentication of printed documents Grant 5,912,974 - Holloway , et al. June 15, 1	1999-06-15
Method and apparatus for verifiably providing key recovery information in a cryptographic system Grant 5,907,618 - Gennaro , et al. May 25, 1	1999-05-25
Method and apparatus for encrypting long blocks using a short-block encryption procedure Grant 5,870,470 - Johnson , et al. February 9, 1	1999-02-09
Cryptographic key recovery system Grant 5,815,573 - Johnson , et al. September 29, 1	1998-09-29
Interoperable cryptographic key recovery system Grant 5,796,830 - Johnson , et al. August 18, 1	1998-08-18
Cryptographic system with masking Grant 5,768,390 - Coppersmith , et al. June 16, 1	1998-06-16
Authentication system using one-time passwords Grant 5,661,807 - Guski , et al. August 26, 1	1997-08-26

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