Creating signatures with expiration time

Michael Fladerer fladerer at
Thu Apr 14 10:51:25 CEST 2011

On Thu Apr 14, 2011 at 00:05:18 -0400, Daniel Kahn Gillmor wrote:
> On 04/13/2011 10:43 PM, Jesus Cea wrote:
> > My idea was to create a signature with a expiration date, so signatures
> > should be renewed every year. The OpenPGP Standard documents this type
> > of signature <>, but
> > GPG doesn't seems to have the option to create them.
> Look in the man pages for --default-cert-expire and --ask-cert-expire.
> If these do what you want, you can also set them in ~/.gnupg/gpg.conf so
> that you don't have to supply them on the command line every time.
I guess --ask-sig-expire and --default-sig-expire is what you probably
want to use, which you can define in your config, too.

 Michael Fladerer                     <fladerer at>
                                                  <fladerer at>
 GPG Key-ID: EE61F443
 Key fingerprint: A56F FE73 5FCC 4FF1 2E72  360E ACE6 1874 EE61 F443

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