Re: Redhat 6.0 Password Issues

From: Scott Manley (spmat_private)
Date: Sun Sep 12 1999 - 15:27:37 PDT

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    > > This is a result of UNIX crypt (I believe).  Standard unix passwords only
    > > handle the first 8 characters of a password; RH6.0 allows you to install MD5
    > > passwords, which can give you additional length, if desired.
    >
    > Most Linux distributions do this.
    >
    > Anyone relaying on DES passwd encryption these days could be said to
    > have no passwd encryption at all - the entire legal 1-8 character passwd
    > space will fit in less than 4Gb, so a determined cracker can fairly
    > quickly determine what any given crypted password really is.
    
    
    What????????? where do you get 4GB from?
    there are almost 10^16 legal passwords.
    
    PLus you're fogetting the salt which is designed to stop this preencoded
    dictionary approach....
    
    4GB maybe - if your users are instructed only to use Numbers.
    



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