nanog mailing list archives

Re: AD and enforced password policies


From: Lyndon Nerenberg <lyndon () orthanc ca>
Date: Mon, 2 Jan 2012 18:10:33 -0800 (PST)

I just went through some calculations for a (government) site that has the
following rules:
[...]
Under the plausible assumption that very many people will start with a string
of digits, continue with a string of lower-case letters to reach seven characters,
and then add a period, there are only ~5,000,000,000 choices.  That's not many at
all -- but the rules look just fine...

1234;lkj rolls off the fingers quite nicely, don't you think?


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