*BSD News Article 60930


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From: cos@elbereth.leftbank.com (Ofer Inbar)
Newsgroups: comp.unix.bsd.freebsd.misc,comp.unix.admin
Subject: Re: Password security
Date: 31 Jan 1996 15:13:58 -0500
Organization: The Left Bank Operation
Lines: 22
Message-ID: <4eoii6$dsl@elbereth.leftbank.com>
References: <4e69sl$6ci@complete.org> <4ebosu$ke2@uriah.heep.sax.de>
NNTP-Posting-Host: elbereth.leftbank.com
Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:13439 comp.unix.admin:38072

j@uriah.heep.sax.de (J Wunsch) writes:
>jgoerzen@complete.org (John Goerzen) writes:
>> First, is it possible to increase the maximum length of login passwords
>> beyond 8 characters without modifying any sources?  If not, which source(s)
>> do I need to modify in order to achieve that?
>
>Nope, you would have to bump UT_NAMESIZE in <utmp.h>, in order to
>record the names in the utmp and wtmp files.  You gotta recompile the
>world after doing this, and naturally, your existing wtmp file is
>binary crap after this.
>
>Note that <sys/param.h> does specify MAXLOGNAME as 12, i'm not sure
>where this is used.

Are we referring to usernames, or passwords here?
If both of these people are referring to the same thing, then I'm
missing something... what do passwords have to do with utmp/wtmp?

  --  Cos (Ofer Inbar)         -- cos@leftbank.com cos@cs.brandeis.edu
  --  The Left Bank Operation  -- lbo@leftbank.com http://www.leftbank.com
   "This may seem a bit weird, but that's okay, because it is weird."
    -- Larry Wall in perlref(1) man page, Perl 5.001