[wellylug] Purposes of cryptographic signatures

Bret Comstock Waldow bwaldow at alum.mit.edu
Wed Mar 15 18:35:50 NZDT 2006


On Wed, 15 Mar 2006 15:35, David Antliff wrote:
> On Wed, 15 Mar 2006, Jethro Carr wrote:
> > It's to verify that the email is actually from me, and hasn't been
> > intercepted.
>
> Intercepted AND modified.

It is beginning to be possible to instruct my mail program to trust mails from 
people whose cryptographic signature I trust, and, for instance, to treat 
other messages as spam, or delete their attachments unopened.

One aspect of cryptography is verification of identity.  Another is privacy.

Cheers,
Bret
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