Re: Rainbow tables on Linux?

2008-10-24 Thread Johann Spies
rainbow tables on Linux passwords. Also, something to consider, if you (or an attacker) have physical or remote access, game is over anywaysirregardless of passwords. Interesting point: this server is a Xen-domU and although I have access to the physical server, it is a bit more complicated

Re: Rainbow tables on Linux?

2008-10-24 Thread Alberto Mancini
Also, something to consider, if you (or an attacker) have physical or remote access, game is over anywaysirregardless of passwords. Interesting point: this server is a Xen-domU and although I have access to the physical server, it is a bit more complicated to do interrupt the boot process

Re: Rainbow tables on Linux?

2008-10-24 Thread Chris Davies
Johan 'yosh' Marklund [EMAIL PROTECTED] wrote: the open source rainbow tables are about 121GB (if my memory serves me correctly) and are only available via bittorrent. I think it took me about 2 months to download them. http://www.antsight.com/zsl/rainbowcrack/ Out of interest, how long do

Re: Rainbow tables on Linux?

2008-10-24 Thread Maciej Korzeń
Ed Wiget wrote: [...] the open source rainbow tables are about 121GB (if my memory serves me correctly) and are only available via bittorrent. I think it took me about 2 months to download them. http://www.antsight.com/zsl/rainbowcrack/ [...] You can crack hashes on-line for free at

Re: Rainbow tables on Linux?

2008-10-24 Thread Johann Spies
On Fri, Oct 24, 2008 at 12:12:40PM +0200, Maciej Korze?? wrote: You can crack hashes on-line for free at http://www.freerainbowtables.com/. I have tried, but when I paste a hash into the window and click on submit, I get the message: 'no hash found'. I could so far not find out what format the

Re: Rainbow tables on Linux?

2008-10-24 Thread Bas Steendijk
Johann Spies wrote: On Fri, Oct 24, 2008 at 12:12:40PM +0200, Maciej Korze?? wrote: You can crack hashes on-line for free at http://www.freerainbowtables.com/. I have tried, but when I paste a hash into the window and click on submit, I get the message: 'no hash found'. I could so far not

Rainbow tables on Linux?

2008-10-23 Thread Johann Spies
Is it possible to use rainbow tables with a password cracker on Linux like 'john'? If so, how? If not, is it possible with any other password cracker on Linux? I know about Ophcrack but it seems to be geared towards the Windows environment. I have John now running for 74 hours to try and crack

Re: Rainbow tables on Linux?

2008-10-23 Thread Vincent Hautot
Hi, Perhaps with rainbow crack ? You can seesource code for linux. here == http://www.antsight.com/zsl/rainbowcrack/ Regards Vincent Le jeudi 23 octobre 2008 à 12:14 +0200, Johann Spies a écrit : Is it possible to use rainbow tables with a password cracker on Linux like 'john'? If so,

Re: Rainbow tables on Linux?

2008-10-23 Thread Rida
Hi, I think you can't use rainbow tables on linux because it uses a salt http://en.wikipedia.org/wiki/Salt_(cryptography) ; that's why john is using bruteforce On Thu, Oct 23, 2008 at 12:14 PM, Johann Spies [EMAIL PROTECTED] wrote: Is it possible to use rainbow tables with a password cracker

Re: Rainbow tables on Linux?

2008-10-23 Thread Henri Salo
On Thu, Oct 23, 2008 at 12:14:57PM +0200, Johann Spies wrote: I have John now running for 74 hours to try and crack one password. That is on a 2xquadcore Intel server. Regards Johann Regular john doesn't use all of your cores for good reasons. More information can be found from

Re: Rainbow tables on Linux?

2008-10-23 Thread Christian Franke
On 10/23/2008 12:14 PM, Johann Spies wrote: Is it possible to use rainbow tables with a password cracker on Linux like 'john'? If so, how? If not, is it possible with any other password cracker on Linux? As far as I know, the hashes in /etc/shadow are salted, so a rainbow table, for all

Re: Rainbow tables on Linux?

2008-10-23 Thread Ed Wiget
On Thursday 23 October 2008 06:53:05 Christian Franke wrote: On 10/23/2008 12:14 PM, Johann Spies wrote: Is it possible to use rainbow tables with a password cracker on Linux like 'john'? If so, how? If not, is it possible with any other password cracker on Linux? If you are not trying

Re: Rainbow tables on Linux?

2008-10-23 Thread Johan 'yosh' Marklund
Ed Wiget skrev: On Thursday 23 October 2008 06:53:05 Christian Franke wrote: On 10/23/2008 12:14 PM, Johann Spies wrote: Is it possible to use rainbow tables with a password cracker on Linux like 'john'? If so, how? If not, is it possible with any other password cracker on Linux?