Re: [Hampshire] GPG passphrase brute forcing

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Author: Dean Earley
Date:  
To: Hampshire LUG Discussion List
Subject: Re: [Hampshire] GPG passphrase brute forcing
Chris Oattes wrote:
> Dean Earley said the following on 03/02/08 11:26:
>> Hi all.
>>
>> After Hugo's talk yesterday, I decided to see if I could find my old
>> PGP details.
>> Unfortunately, it appears I set a passphrase when I created it 7 years
>> ago.
>> Numerous sites say it needs to be bruteforced, but don;t say how.
>> Has anyone come across a script to brute force a passphrase?
>>
>> Unfortunately, I can't even revoke it without the phrase :|
>
> The thing is, passphrases are meant to make it so that anyone who
> obtains your private key can't use it without knowing the passphrase. If
> they were "easy" to break, there wouldn't be any point in using them, as
> anyone that got the key could break it just as easily using the same
> brute force method. This would make PGP signifcantly less secure.


I know, but it CAN still be brute forced.
I just haven;t found anything to do it yet :)

--
Dean Earley, Dee (dean@???)

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