Re: Determining the encryption used

From: Tim (pand0ra.usa@gmail.com)
Date: Thu May 11 2006 - 18:08:54 EDT


>From what I have picked up cracking passwords, Cain (windows app from
oxid.it) has numerous decryption methods in it and will tell you if
the hash does not fit. As for the length some encryption protocols can
be identified by their length (do not know off the top of my head
though).

On 5/11/06, John Madden <chiwawa999@yahoo.com> wrote:
> Hi,
>
> While doing a pen-test I came across a database with
> encrypted fields and I was curious to try and see what
> I would do with it.
>
> Is it possible to determine the encryption used by
> "looking" at the encrypted results or lenght ?
>
> I know that with Base64 it's pretty easy because of
> the "==" at the end.
>
> I would like to learn more about the subject and
> considering the amount of documentation out there, I
> would like your comments on what you have used and
> found usefull.
>
> Also if there are any tools besides openssl that you
> found usefull to try all the cipher, consecutively
> with a passphrase/keyword against a file/string
>
> Thank you for your time.
>
>
>
>
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Concerned about Web Application Security?
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you need to proactively protect your applications from hackers. Cenzic has the
most comprehensive solutions to meet your application security penetration
testing and vulnerability management needs. You have an option to go with a
managed service (Cenzic ClickToSecure) or an enterprise software
(Cenzic Hailstorm). Download FREE whitepaper on how a managed service can
help you: http://www.cenzic.com/news_events/wpappsec.php
And, now for a limited time we can do a FREE audit for you to confirm your
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