Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ernst-Michael Hamann0
Jutta Kreyss0
Narayanan Vasudevan0
Date of Patent
August 22, 2006
Patent Application Number
09492632
Date Filed
January 27, 2000
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to the generation of digital signatures by the use of which the legally binding nature of a digital signature is enhanced. For this, an expanded digital signature is created which, in addition to the hash, contains other information, in particular information identifying the hardware and software environment used in generating the signature.
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