On Fri, 2010-06-11 at 06:01 +1000, Stephen Wilson wrote:
Has any work been done in PKIX or elsewhere on formal witnessing of
digital signatures? And/or ... does anyone in the group know of real
life instances where a digital signature is witnesses and attested to
using another dig sig?
How would one "witness" a digital signature? To witness a physical
signature means that one has personal knowledge that the signer
intentionally signed the document. Simply adding a digital signature to
a document bearing someone else's digital signature is not witnessing in
this sense.
--
Matt
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