US2006139003A1
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Self-labeling energy storage units
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USRE38899E
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Method for providing location certificates
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Audio cassette emulator with cryptographic media distribution control
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AU5280298A
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A method for operating computers and for processing information among computers
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AU3525397A
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A method for protecting data
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AU5796294A
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A method for operating computers and for processing information among computers
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AU5778394A
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A method for protecting a volatile file using a single hash
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AU5778194A
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Personal date/time notary device
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AU5782594A
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A method for premitting digital secret information to be recovered.
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Computer system security method and apparatus for creating and using program authorization information data structures
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EP0570123A1
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Computer system security method and apparatus having program authorization information data structures
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AU3560793A
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A method for processing information among computers which may exchange messages
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Public key/signature cryptosystem with enhanced digital signature certification
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Public/key date-time notary facility
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US5001752A
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Public/key date-time notary facility
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US5005200A
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Public key/signature cryptosystem with enhanced digital signature certification
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US4868877A
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Public key/signature cryptosystem with enhanced digital signature certification
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AU1132788A
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Document composition system using named formats and named fonts
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