I've tested this on versions 7 - 9.

Version and platform do not matter.  Hash is
determined by username and password.

Jared






david hill <[EMAIL PROTECTED]>
Sent by: [EMAIL PROTECTED]
 12/17/2002 01:26 PM
 Please respond to ORACLE-L

 
        To:     Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
        cc: 
        Subject:        RE: password


I created a user test identified by test on 2 separate systems in db's 
with different names 
The password value was the same 
Can someone verify if it is the same on their system 
Create user test identified by test; 
select password from dba_users where username = 'TEST'; 
PASSWORD 
------------------------------ 
7A0F2B316C212D67 
-----Original Message----- 
Sent: Tuesday, December 17, 2002 3:15 PM 
To: Multiple recipients of list ORACLE-L 
how does trying a password on your own private database help crack a 
password on a different database? 
I vaguely recall a conversation (I *think* it was with Kevin Loney) 
that part of the encryption key is the database name as well. 

--- Ari Kaplan <[EMAIL PROTECTED]> wrote: 
> This program allows you to attemp password "guesses" on a different 
> database. So, the program gets around the "x invalid tries and the 
> account 
> locks" by enabling the user to try passwords on their own private 
> database. 
> 
> That's what their documentation said, anyway. 
> 
> -Ari 
> -----Original Message----- 
> Carmichael 
> Sent: Tuesday, December 17, 2002 1:16 PM 
> To: Multiple recipients of list ORACLE-L 
> 
> 
> it's definitely a one-way encryption on the password, I forget where 
> I 
> read it but I do know that's true. 
> 
> I think that in addition to a strong password, if you lock an account 
> after x failed attempts then they'd have to be REALLY lucky to guess 
> it 
> on the first few tries. 
> 
> Rachel 
> --- John Kanagaraj <[EMAIL PROTECTED]> wrote: 
> > Jared, 
> > 
> > This seems to be a 'brute force' dictionary based attack, as I 
> > believe the 
> > Oracle password is a one-way trapdoor (just as UNIX). I don't think 
> > this 
> > will be able to crack a strong password created from say a 
> > combination of 
> > the first characters of an arbitrary sentence. 
> > 
> > John Kanagaraj 
> > Oracle Applications DBA 
> > DBSoft Inc 
> > (W): 408-970-7002 
> > 
> > So WHO is the Reason for the Season?! Write me for details! 
> > 
> > ** The opinions and statements above are entirely my own and not 
> > those of my 
> > employer or clients ** 
> > 
> > 
> > > -----Original Message----- 
> > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] 
> > > Sent: Tuesday, December 17, 2002 9:09 AM 
> > > To: Multiple recipients of list ORACLE-L 
> > > Subject: RE: password 
> > > 
> > > 
> > > Hmm... 
> > > 
> > > Well maybe you *can* crack oracle passwords. 
> > > 
> > > I've just ordered the full version of this product.  ( $4, I 
> don't 
> > > think I need to bother the purchasing department ). 
> > > 
> > > I'll let you know how it works. 
> > > 
> > > Jared 
> > > 
> > -- 
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com 
> > -- 
> > Author: John Kanagaraj 
> >   INET: [EMAIL PROTECTED] 
> > 
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> 
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> Author: Rachel Carmichael 
>   INET: [EMAIL PROTECTED] 
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>   INET: [EMAIL PROTECTED] 
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