[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Full-disclosure] Introducing TGP...
- To: Brandon Enright <bmenrigh@xxxxxxxx>
- Subject: Re: [Full-disclosure] Introducing TGP...
- From: "Thor (Hammer of God)" <Thor@xxxxxxxxxxxxxxx>
- Date: Wed, 16 Jun 2010 22:23:04 +0000
> You're using a 1024 bit key here which seems a bit gutsy ;-)
>
> Without better attacks, you basically have:
>
> Brute force AES 256 -> O(2^256)
> Bruce force your 20 char password -> roughly O(2^(20*7)) == O(2^140) Factor
> your 1024 bit public modulus -> roughly O(2^80)
>
> Since a 768 bit RSA key has already been factored I'd say you only have a few
> years before a moderately sized cluster could factor your public key.
>
> Of course, as I write this I realize I'm about to sign this message with a
> 1024
> bit DSA key...
Actually it's 2048, which I was comfortable with. And don't forget the 16bit
salt on that password ;)
t
_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/