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Cryptography Research Inc. and Visa Inc. Settle Legal Dispute

Wednesday, September 24, 2008

Agreement settles all existing claims between the two companies

San Francisco, CA -- Cryptography Research, Inc. today announced that it has signed a definitive agreement settling its litigation against Visa, Inc. (NYSE: V), under which Visa will become a licensee of Cryptography Research’s patent portfolio covering countermeasures to Differential Power Analysis (DPA). The license fee and other settlement terms are confidential per the agreement.

"We are happy to add the world’s largest payment system to our growing list of DPA licensees," said Paul Kocher, president and chief scientist at Cryptography Research.

"Following the recent announcements of signed agreements with Infineon and Renesas, it is clear that the major players at all levels of the smart card industry are recognizing the value and importance of CRI’s DPA technology and the strength of our intellectual property in the area of tamper-resistant semiconductors."

About Cryptography Research, Inc.

Cryptography Research, Inc. develops and licenses technology to solve complex security problems. In addition to security evaluation and applied engineering work, the company is actively involved in long-term research and technology licensing in areas including content protection, tamper resistance, network security and financial services. Security systems designed by Cryptography Research engineers protect more than $100 billion of commerce annually for wireless, telecommunications, financial, digital television, entertainment, and Internet industries. For additional information please visit

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