Date: Mon, 10 Jan 2005 13:29:15 -0500 From: Louis LeBlanc <FreeBSD@keyslapper.org> To: freebsd-questions@freebsd.org Subject: Re: Blacklisting IPs Message-ID: <20050110182913.GD7456@keyslapper.org> In-Reply-To: <20050110180404.11101.qmail@rahul.net> References: <fd091951050109222052228399@mail.gmail.com> <20050110172303.GA7456@keyslapper.org> <20050110180404.11101.qmail@rahul.net>
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On 01/10/05 06:04 PM, John Conover sat at the `puter and typed:
> Louis LeBlanc writes:
> >
> > A practice one of my former co-workers liked was to pick a song and pull
> > letters out; take Fleetwood Mac: "Don't Stop Thinking About Tomorrow".
> > You could get "DSTAT", turn that into something else, like "dSt4T".
> > Pretty short, but definitely not a dictionary word. You could even take
> > more letters from the next line" "Don't Stop, It'll Soon Be Here" and get
> > "dSt4TDs1SbH", or any number of derivations. If you forget the actual
> > password, your song is an excellent hint.
> >
>
> I think that comes from RFC1244, (Site Security Handbook,) which is a
> pretty good security SOP for *_general_* 'Net users.
>
> The stuff 1244 suggests is not perfect, by any means, but is a
> relatively good compromise between security, usability, and
> operational costs.
>
> For example, to keep sysadmin phone calls on forgotten passwds to a
> minimum, 1244 suggests the words in a user's favorite song, ('cause
> folk's minds remember the words,) to seven letters-maybe with
> capitalization. For example, if the "Star Spangled Banner" is the
> 'fav, then a passwd would be "oH#saY#caN#".
>
> If logins must be updated periodically, then the user's next passwd
> would be, "yoU#See", and so on.
>
> Its certainly not perfect[1], but its cheap to administer, easy to
> use, etc., and realatively hard to crack by algorithmic means-at least
> without filling up the log files, giving the sysadm a "heads up" to
> type something beginning with "block ..."
>
> 1244 has a lot of cute little security things like that.
>
> John
>
> [1] Yea, I've tried a passwd policy of denied vowel-consonant
> relationships, (e.g., words.) Not only did I have a lot of phone calls
> on forgotten passwds, I gained credentials as an English teacher.
LOL. I understand completely.
BTW, a quick search yielded an update to 1244: 2196, which can be found
here: http://www.faqs.org/rfcs/rfc2196.html
Thanks.
Lou
--
Louis LeBlanc FreeBSD@keyslapper.org
Fully Funded Hobbyist, KeySlapper Extrordinaire :)
http://www.keyslapper.org ԿԬ
The following statement is not true. The previous statement is true.
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