Two observations about the reality of public key cryptography and digital signatures
by Vinay Gupta • June 7, 2008 • The Global Picture • 0 Comments
1> Unaided, a digital signature only proves that you uttered a statement, not that you originated it. 2> The mapping of keys to individuals, and individuals to keys, is many to many. To get any more than this out of cryptography, you need to start adding things. 1> A timestamping service which records the first [...]
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