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Article #1444

Re: PKZIP contest

#1444
From: Vesselin Bontchev
Date: Mon, 09 Nov 1992 14:42
25 lines
1792 bytes
emil@lamisun2.epfl.ch (Emil Laurentiu) writes:

>      seize.  I talked to Eric Thompson, the author, and he said his
>      program only takes a split second to crack them, but he put in some
>      delay loops to slow it down so it doesn't look so easy to the
>      customer.  He also told me that the password encryption feature of
>      PKZIP files can be easily broken, and that his law enforcement
>      customers already have that service regularly provided to them from
>      another vendor.


> In these conditions I think the contest launched by PKWARE is of no interest. 

I had the claim that you are quoting verified. The company mentioned
in the PGP documentation CANNOT crack ALL PKZIP archives. You are
still safe, if you are using a long (>8 chars) and weird
(upper case + lower case + digits + punctuation characters) password.

Regards,
Vesselin
-- 
Vesselin Vladimirov Bontchev          Virus Test Center, University of Hamburg
Tel.:+49-40-54715-224, Fax: +49-40-54715-226      Fachbereich Informatik - AGN
< PGP 2.0 public key available on request. > Vogt-Koelln-Strasse 30, rm. 107 C
e-mail: bontchev@fbihh.informatik.uni-hamburg.de    D-2000 Hamburg 54, Germany
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From: bontchev@fbihh.informatik.uni-hamburg.de (Vesselin Bontchev)
Newsgroups: sci.crypt
Subject: Re: PKZIP contest
Message-ID: <bontchev.721320142@fbihh>
Date: 9 Nov 92 14:42:22 GMT
References: <1992Nov9.043032@lamisun2.epfl.ch>
Sender: news@informatik.uni-hamburg.de (Mr. News)
Reply-To: bontchev@fbihh.informatik.uni-hamburg.de
Organization: Virus Test Center, University of Hamburg
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