Hi sickness,
I have an old Server in my work and is not used. I have root account. But I like crack all passwords of old users in shortly time. JTR cracked over 25 Password in 5 hours, but Ist slow,...

Thanks,
how can I use Brutoforce a linux shadowfile. I dont know the passwordlength and if there include letters or numbers.
With mask I must tell hashcat ?u?l?l.. and so on, this is to complex. I...

Hi,
JTR support GPU -> http://openwall.info/wiki/john/GPU.
I have a shadowfile with over 100 users and I like to crack this in fastest mode, so I installed NVDIA 8800 GTX with CUDA.
I heard from...

Can any tell me how can I use Nvidea 8800GTX on BT5R3 and use John the Ripper to Bruteforce Linux passwd.
I know to use John the Ripper without GPU, now I buy GTX 8800 and what must I do to use GPU?...

THANKS I use BT 5 R3 and edit with vi not hexedit, it works!!!

Can you explain me:
I only works with vi. How can I store a modified file with hexedit?