How do I crack substr hash?
#16
Worked on this a little bit more and came up with another version that is ~ 45% faster, still without using SIMD.

http://bindshell.nl/pub/md5substr_mt2.c

Code:
epixoip@db:~$ ./md5substr2 aaaaaaaa
Using 16 threads.
Elapsed: 12s  Progress: 1482700000/377149515625 (0.4%),  Speed: 123.6 M/s
aaaaaaaa:8*pU]]

epixoip@db:~$ ./md5substr2 deadbeef
Using 16 threads.
Elapsed: 27s  Progress: 3336900000/377149515625 (0.9%),  Speed: 123.6 M/s
deadbeef:L,ud<P

epixoip@db:~$ ./md5substr2 deadface
Using 16 threads.
Elapsed: 26s  Progress: 3212500000/377149515625 (0.9%),  Speed: 123.6 M/s
deadface:V,l?,E

epixoip@db:~$ ./md5substr2 deadfa11
Using 16 threads.
Elapsed: 27s  Progress: 3335700000/377149515625 (0.9%),  Speed: 123.5 M/s
deadfa11:G,vzY;

epixoip@db:~$ ./md5substr2 cafebabe
Using 16 threads.
Elapsed: 26s  Progress: 3211900000/377149515625 (0.9%),  Speed: 123.5 M/s
cafebabe:t,gr>N

epixoip@db:~$ ./md5substr2 ffffffff
Using 16 threads.
Elapsed: 32s  Progress: 3953500000/377149515625 (1.0%),  Speed: 123.5 M/s
ffffffff:e-\1Go


Messages In This Thread
How do I crack substr hash? - by randomperson - 01-22-2013, 11:43 AM
RE: How do I crack substr hash? - by epixoip - 01-22-2013, 12:19 PM
RE: How do I crack substr hash? - by randomperson - 01-22-2013, 12:46 PM
RE: How do I crack substr hash? - by atom - 01-22-2013, 12:46 PM
RE: How do I crack substr hash? - by sprot - 01-25-2013, 03:18 PM
RE: How do I crack substr hash? - by epixoip - 01-25-2013, 05:57 PM
RE: How do I crack substr hash? - by sprot - 01-25-2013, 08:20 PM
RE: How do I crack substr hash? - by atom - 01-26-2013, 12:43 AM
RE: How do I crack substr hash? - by undeath - 01-26-2013, 12:59 AM
RE: How do I crack substr hash? - by sprot - 01-27-2013, 12:36 AM
RE: How do I crack substr hash? - by M@LIK - 01-27-2013, 03:26 AM
RE: How do I crack substr hash? - by epixoip - 01-29-2013, 11:00 PM
RE: How do I crack substr hash? - by M@LIK - 01-30-2013, 01:42 AM
RE: How do I crack substr hash? - by epixoip - 01-30-2013, 02:38 AM
RE: How do I crack substr hash? - by atom - 01-30-2013, 11:55 AM
RE: How do I crack substr hash? - by epixoip - 02-04-2013, 09:50 AM
RE: How do I crack substr hash? - by epixoip - 02-15-2013, 04:03 PM
RE: How do I crack substr hash? - by M@LIK - 02-15-2013, 04:20 PM
RE: How do I crack substr hash? - by epixoip - 02-16-2013, 02:47 AM
RE: How do I crack substr hash? - by Flyinghaggis - 12-06-2015, 02:59 PM
RE: How do I crack substr hash? - by epixoip - 12-06-2015, 10:42 PM
RE: How do I crack substr hash? - by Flyinghaggis - 12-07-2015, 07:16 PM
RE: How do I crack substr hash? - by epixoip - 12-08-2015, 03:11 AM