Re: Proof of possession when exchanging keys

2013-11-15 Thread Phil Calvin
print and ID separately > then, in order to verify control of email address and private key, send the > signed ID encrypted to the provided email address. > > > > On Wed, Nov 13, 2013 at 11:49 AM, Phil Calvin wrote: >> -BEGIN PGP SIGNED MESSAGE- >> Hash: SHA

Proof of possession when exchanging keys

2013-11-15 Thread Phil Calvin
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 I seem to recall reading somewhere that when exchanging keys in person, you should not only have the person verify the key fingerprint, but you should also present them with 1) an unpredictable challenge document to sign or 2) verify that they can decr