Article View: sci.crypt
Article #1021Re: pgp2.0 - what is an appropriate key length?
From: Charles Hannum
Date: Mon, 28 Sep 1992 10:56
Date: Mon, 28 Sep 1992 10:56
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In article <1422@eouk9.eoe.co.uk> ahaley@eoe.co.uk (Andrew Haley) writes: > > On the other hand, AFAIK PGP only uses a 128 bit hash to protect its > key certificates, so an attack on the hash function would be easier > than attacking the modulus. Am I wrong about PGP in this respect? > Does PGP use some extra method to protect its certificates? The signature is also encrypted with the signer's secret key. Thus, you'd need to attack the modulus anyway. -- \ / Charles Hannum, mycroft@ai.mit.edu /\ \ PGP public key available on request. Scheme White heterosexual atheist male (WHAM) pride!
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Newsgroups: sci.crypt,alt.security,alt.security.pgp Path: arc1-ca.pugleaf.net!sparky!uunet!think.com!mintaka.lcs.mit.edu!mintaka.lcs.mit.edu!mycroft From: mycroft@hal.gnu.ai.mit.edu (Charles Hannum) Subject: Re: pgp2.0 - what is an appropriate key length? In-Reply-To: ahaley@eoe.co.uk's message of 28 Sep 92 08:59:58 GMT Message-ID: <MYCROFT.92Sep28055611@hal.gnu.ai.mit.edu> Sender: news@mintaka.lcs.mit.edu Organization: MIT Laboratory for Computer Science References: <1992Sep23.043312.4602@colnet.cmhnet.org> <1422@eouk9.eoe.co.uk> Date: Mon, 28 Sep 1992 10:56:11 GMT Lines: 16