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Thread: Cracking SHA1(linkedin)
Post: RE: Cracking SHA1(linkedin)
| Actually the situation is a bit worse. hashcat only checks the last 16 bytes of the sha1 hash
$ echo -n 'testing123' | sha1sum
4c0d2b951ffabd6f9a10489dc40fc356ec1d26d5 *-
$ hashcat -m 100 -a3 -... |
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mailmuncher2000 |
hashcat
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11 |
20,969 |
02-14-2021, 07:46 AM |
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Thread: Cracking SHA1(linkedin)
Post: RE: Cracking SHA1(linkedin)
| Yes the odds of that happening are 1 in (2^(160-20 bits)) = 1/2^140 ~ 1 in 1.39e42
Yet it seems someone may have discovered such a collision:
source: https://www.win.tue.nl/~aeb/linux/john/jo... |
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mailmuncher2000 |
hashcat
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11 |
20,969 |
02-14-2021, 01:06 AM |
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Thread: Cracking SHA1(linkedin)
Post: RE: Cracking SHA1(linkedin)
| It seems like hashcat v6.1.1 is still using the masked hash logic for SHA1 (-m 100 ) which should probably be marked as bug. That is to say that hashcat seems to be ignoring the first 5 nibbles of the... |
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mailmuncher2000 |
hashcat
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11 |
20,969 |
02-13-2021, 11:21 AM |
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Thread: office2hashcat.py error
Post: RE: office2hashcat.py error
| There has been a bug in this office2john / office2hashcat python script for a long time for ppt files that no one seems to have wanted to fix or admit too. So I took up the challenge. The original aut... |
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mailmuncher2000 |
General Help
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8 |
25,231 |
04-20-2016, 09:01 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
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epixoip Wrote: (10-07-2013, 09:38 AM)
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your data is very poorly presented. no one is going to spend the time to try to piece together what you have and try to decipher your naming conventions and c... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-07-2013, 09:59 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
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epixoip Wrote: (10-07-2013, 08:26 AM)
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EDIT: oh, one other thing you need to realize as well is that brute force with cpu hashcat is always going to underperform due to the way generated candidates... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-07-2013, 09:39 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
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epixoip Wrote: (10-07-2013, 08:26 AM)
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you haven't really given us a whole lot of well-presented data
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Maybe its not well presented but I think all the data you need is there. Could you specify... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-07-2013, 09:18 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
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epixoip Wrote: (10-07-2013, 06:17 AM)
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the fact is, there are quite a few things that will be faster on cpu than on gpu, even if you have a top-of-the-line gpu.
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But not for the problem of pass... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-07-2013, 08:06 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
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epixoip Wrote: (10-07-2013, 04:11 AM)
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mailmuncher2000 Wrote: (10-07-2013, 12:01 AM)
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The dictionary is about 100MB ...thats a lot of lines.
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that's not a very big dictionary.
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Lol... op... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-07-2013, 06:09 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
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mastercracker Wrote: (10-06-2013, 04:54 AM)
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What were the size of the dic and how many rules. If either is too small, GPU won't have enough work and speed will be lower.
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The dictionary is ab... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-07-2013, 12:01 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: RE: Hashcat vs OclHashcat - Netntlm v1
| No replies yet! Maybe my post was to difficult to read...
So basically my question is: Why am I getting a much higher (95MH/s vs 2.3MH/s) hashes per second with hashcat (dic+rule) compared to oclh... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-05-2013, 09:13 AM |
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Thread: Hashcat vs OclHashcat - Netntlm v1
Post: Hashcat vs OclHashcat - Netntlm v1
| Getting some interesting results for NETNTLMv1 ... It would seem hashcat with dictionary and rules is much faster then oclhashcat (brute or dic+rules) for large number of hashes. Also using hashcat wi... |
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mailmuncher2000 |
General Help
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13 |
59,990 |
10-04-2013, 11:08 AM |
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Thread: ERROR: cuLaunchKernel() 1
Post: RE: ERROR: cuLaunchKernel() 1
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atom Wrote: (04-10-2013, 08:25 AM)
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That error didnt tell me anything of use :)
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What else can I tell that would be helpful? Thanks... |
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mailmuncher2000 |
Very old oclHashcat-plus Support
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12 |
49,122 |
04-27-2013, 10:42 AM |
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Thread: ERROR: cuLaunchKernel() 1
Post: RE: ERROR: cuLaunchKernel() 1
| Yup! I have a GTS250 (win7 64bit with NVIDIA drivers v314.22) and was getting the same error. Experimenting with couple of different -u -n settings didn't help either (same problem with cudahashcat 32... |
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mailmuncher2000 |
Very old oclHashcat-plus Support
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12 |
49,122 |
04-09-2013, 09:10 AM |
