USOO5276736A United States Patent]

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Date: 2015-05-26 20:08:27 Packaging Computer access control Cryptography ISO standards Ubiquitous computing Smart card Patent claim Authentication Public-key cryptography Tamper resistance		USOO5276736A United States Patent] Add to Reading List Source URL: www.chaum.com Download Document from Source Website File Size: 1,53 MB Share Document on Facebook