Re: [PERFORM] BUG #4919: CREATE USER command slows down system performance

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От David Wilson
Тема Re: [PERFORM] BUG #4919: CREATE USER command slows down system performance
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Msg-id e7f9235d0907150816w194f0d87xb23989486a9a7b07@mail.gmail.com
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Ответ на Re: [PERFORM] BUG #4919: CREATE USER command slows down system performance  (Marko Kreen <markokr@gmail.com>)
Ответы Re: [PERFORM] BUG #4919: CREATE USER command slows down system performance  (Tom Lane <tgl@sss.pgh.pa.us>)
Re: [PERFORM] BUG #4919: CREATE USER command slows down system performance  (Marko Kreen <markokr@gmail.com>)
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On Wed, Jul 15, 2009 at 11:10 AM, Marko Kreen<markokr@gmail.com> wrote:

> From security standpoint, wasting more cycles on bad passwords is good,
> as it decreases the rate bruteforce password scanning can happen.
>
> And I cannot imagine a scenario where performance on invalid logins
> can be relevant..

DoS attacks. The longer it takes to reject an invalid login, the fewer
invalid login attempts it takes to DoS the server.

--
- David T. Wilson
david.t.wilson@gmail.com

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