On Nov 12, 2008, at 5:59 AM, Jon Schewe wrote:

> I've got an old gpg key that I'd like to revoke, but forgot the whole
> password and didn't keep a revocation cert around. Anyone have any
> suggestions for an automated way to try a sequence of passwords  
> against
> gpg and figure out which one it is? I remember portions of the  
> password
> so I can narrow it down to about 1000 attempts.
>
> Thanks.


Simple shell script with a while loop would do the trick.  If you have  
something you encrypted, simply run a command to decrypt that file,  
trying all the possible passphrases.  Check the exit code for gpg  
after each run.  When you get a 0, you've found your code.
f
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Eric Crist