On Thu, Oct 10, 2013 at 04:35:28AM -0700, Jean-Francois Messier wrote: > Thank You. I also understand that I should perhaps change the email > address in my GPG key, so it matches my commonly used email address. The only way to change an email address is to add a new one and delete an old one. Any signatures of that old email address will be lost. I would generally only add addresses, unless you are able to get the new addresses signed by the same people who signed your previous id. > JF > > -------- Original Message -------- > Subject: Re: [OCLUG-Tech] PGP Info in tagline > From: Murphy Scott <scott [ dot ] murphy [ at ] arrow-eye [ dot ] com> > Date: Wed, October 09, 2013 10:36 pm > To: Richard Guy Briggs <rgb [ at ] tricolour [ dot ] net> > Cc: Jean-Francois Messier <jf [ at ] messier [ dot ] ca>, OCLUG > <linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca> > > This may be specific to GPG created keys. It is mentioned on the > gpgtools.org website, as well as in several key signing party documents. > > Wikipedia mentions the following: > > In PGP, most keys are created in such a way so that what is called the > "key ID" is equal to the lower 32 or 64 bits respectively of a key > fingerprint. PGP uses key IDs to refer to public keys for a variety of > purposes. > > The Apache Foundation has a section on OpenPGP > (http://www.apache.org/dev/openpgp.html#find-key-id-with-fingerprint): > > >From The Fingerprint > > If you have a fingerprint , then the key ID should be the last 8 digits. > > For example, the ID of the key with fingerprint: > > FF96 6261 C995 1DDE BF34 5150 D5D2 BDB5 E2B0 54B8 > > should be: > > E2B054B8 > > This can be confirmed by: > > $ gpg --list-keys --fingerprint E2B054B8 > > pub 4096R/E2B054B8 2009-08-20 > Key fingerprint = FF96 6261 C995 1DDE BF34 5150 D5D2 BDB5 E2B0 54B8 > uid Alice Example (EXAMPLE NEW KEY) <alice [ at ] example [ dot ] org> > sub 4096R/4A6D5217 2009-08-20 > > I'm not sure what the definitive response would be. All keys that I have > seen generated in the past 5 years seem to match. > > Confused, > Scott > > > On 2013-10-09, at 5:50 PM, Richard Guy Briggs <rgb [ at ] tricolour [ dot ] net> wrote: > > > On Wed, Oct 09, 2013 at 04:54:06PM -0400, Murphy Scott wrote: > >> Technically, you only need the full fingerprint, as the keyid is the last 8 hex digits of the fingerprint > > > > That doesn't work for my older key: > > > > 2115A82D > > 19 6A 8F C2 B5 D8 7A AA 28 E0 FE 26 6F F0 84 9E > > > >> Scott > >> > >> On 2013-10-09, at 3:34 PM, Richard Guy Briggs <rgb [ at ] tricolour [ dot ] net> wrote: > >> > >>> On Wed, Oct 09, 2013 at 12:20:32PM -0700, Jean-Francois Messier wrote: > >>>> Usually, what are the infos in the email tag line about a PGP/GPG key ? > >>>> Is there a format ? I want to update my mail tag with just the right > >>>> info. I currently see this from the command line: > >>>> > >>>> === > >>>> pub 2048R/4EFF6649 2013-10-03 > >>>> Key fingerprint = 9A07 242C 1AEE 2A0D A0F4 B737 23C6 9C3F 4EFF > >>>> 6649 > >>>> uid Jean-Francois Messier (New PGP key) > >>>> <newpgp [ at ] messier [ dot ] ca> > >>>> === > >>> > >>> I'd strip it down to these two: > >>> > >>> PGP KEYID: 3382648E > >>> PGP Fingerprint: D9DB 27DF 0066 1098 2085 7E5A 0557 2D63 3382 648E > >>> > >>> The rest anyone can get from a key server and your uid is in your From: > >>> line. > >>> > >>>> Thanks :-) > >>>> > >>>> JF > >>> > >>> slainte mhath, RGB > > > > slainte mhath, RGB slainte mhath, RGB -- Richard Guy Briggs -- ~\ -- ~\ <hpv.tricolour.net> <www.TriColour.net> -- \___ o \@ @ Ride yer bike! Ottawa, ON, CANADA -- Lo_>__M__\\/\%__\\/\% Vote! -- <greenparty.ca>_____GTVS6#790__(*)__(*)________(*)(*)_________________