Method of reckoning a toll to be paid for use of a road by a vehicle by photographically recording the vehicle number plate and applying a date and place stamp
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Voting method with generation and control of voting slips from geographically distributed computers connected via e.g. Internet, and using electronic signatures
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Method for verifying the integrity and authorship of, and encoding and decoding texts
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Verifying integrity, authorship of and encoding/decoding text involves using one-time algorithm and/or symmetrical crypto algorithm dependent on one secret code
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Method for verifying the integrity and authorship of texts
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Procedure for verifying the integrity and authorship of texts
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Verifying integrity, authorship of and encoding/decoding text involves using one-time algorithm and/or symmetrical crypto algorithm dependent on one secret code
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Electronic transmission and authentication of texts
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Electronic transmission/authentication of texts involves secure autonomous functional module with key bank into which duplicate key is fed in controlled manner
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Electronic transmission/authentication of texts involves secure autonomous functional module with key bank into which duplicate key is fed in controlled manner
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Trusted messaging procedures
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Procedure for checking the integrity and authenticity of a text
