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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US4155659Feb 5, 1940May 22, 1979The United States of America as represented by The Secretary of the NavyPrinting and coding machine
US5703948Oct 11, 1994Dec 30, 1997Elementrix Technologies Ltd.Protected communication method and system
US6055635Mar 14, 1997Apr 25, 2000Method and device for facilitating access to a multitude of alphanumeric sequences
US6519699Aug 7, 1998Feb 11, 2003International Business Machines CorporationMethod and system for voice guided secure entry of private data in a public setting
US6868499Jun 8, 2000Mar 15, 2005Sun Microsystems, Inc.Method and apparatus for password re-entry
US7506165Apr 29, 2002Mar 17, 2009Cryptography Research, Inc.Leak-resistant cryptographic payment smartcard
US7587044Dec 3, 2001Sep 8, 2009Cryptography Research, Inc.Differential power analysis method and apparatus
US7599488Oct 29, 2007Oct 6, 2009Cryptography Research, Inc.Differential power analysis
US7634083Dec 21, 2006Dec 15, 2009Cryptography Research, Inc.Differential power analysis
US7668310Aug 15, 2001Feb 23, 2010Cryptography Research, Inc.Cryptographic computation using masking to prevent differential power analysis and other attacks
US7787620Oct 18, 2005Aug 31, 2010Cryptography Research, Inc.Prevention of side channel attacks against block cipher implementations and other cryptographic systems
US7792287Oct 30, 2007Sep 7, 2010Cryptography Research, Inc.Leak-resistant cryptographic payment smartcard
US7941666Mar 24, 2003May 10, 2011Cryptography Research, Inc.Payment smart cards with hierarchical session key derivation providing security against differential power analysis and other attacks

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