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Tag Archives: gpu

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Information Security

Crack Linux OpenLDAP SHA Passwords Using oclHashcat-plus

SecurityBy alexMarch 11, 20121 Comment

As you know we think that oclHashcat is one of the best password crackers available and along with Hashcat and John The Ripper are pretty much the only password crackers we use at this point. Earlier someone asked me to crack some OpenLDAP hashes which come in SHA and SSHA format and the below example…

Information Security

Crack Cisco IOS Password Hashes, Crack Cisco Type 5 & Type 7 Password Hashes

SecurityBy alexAugust 18, 20118 Comments

Cisco devices running the Cisco IOS have three types of ways to display passwords in the device configuration which include Type 0, Type 5, and Type 7. Below we describe all three methods of storing passwords in the Cisco IOS device configuration and how to obtain the password from each method either by simply reading…

Technology Insights

Open Xbox 360, Take Xbox 360 Apart

InsightsBy alexDecember 29, 2010Leave a comment

Opening your Xbox 360 is fairly easy however you will need the proper tools and to make sure that you don’t lose any of the parts during process. Below I have listed the necessary tools and all of the steps necessary to open up your Xbox 360 to either upgrade any parts such as the…

Technology Errors

oclHashcat64.bin: /usr/lib64/libOpenCL.so: no version information available (required by ./oclHashcat64.bin)

ErrorsBy alexOctober 13, 2010Leave a comment

I have been working on a project using oclHashcat this afternoon and started to look into an error that has existed on a development server where we use oclHashcat for quite some time. After some digging around I am confident that regardless of the error existing there is not an issue but I wanted to…

Technology Errors

CentOS Linux: ATI Stream Compile Error: GL/glu.h: No such file or directory

ErrorsBy alexOctober 12, 20101 Comment

Today I was doing some testing with OpenCL and needed to install ATI Stream for one of the tests I was performing but I ran into an error during the compile process. The error related to glu.h which was not found during the compile process using make. Below I describe the error in more detail…

Technology Errors

CentOS IRQ Errors, Server: kernel: Disabling IRQ #177

ErrorsBy alexOctober 11, 2010Leave a comment

Recently we have been doing a lot of testing of oclHashcat on CentOS Linux servers. The oclHashcat application takes advantage of the GPU’s, or Graphical Processing Units, of Nvidia graphics cards or ATI graphics cards. Anyhow one of the servers we have been testing with has four Nvidia 295 GTX’s and at times was receiving an…

Technology Insights

Overclock NVIDIA G210M & NVIDIA 9400G M GPU’s In A Dell Studio XPS 1340

InsightsBy alexAugust 16, 20102 Comments

This weekend I was investigating the capabilities of the two NVIDIA graphics cards in my laptop and a password cracking application called oclHashcat. The oclHashcat application uses OpenCL, the Open Computing Language, to utilize the processing power of your graphics cards GPU’s to crack passwords. My laptop is a Dell Studio XPS 1340 which utilizes…

Information Security

Install oclHashcat On Windows 7 With NVIDIA GPU, Update Nvidia Drivers

SecurityBy alexAugust 14, 2010Leave a comment

I have been using Hashcat and oclHashcat a lot in recent weeks but have been limited to primarily using it on Linux servers so I decided to give it a shot on a couple Windows machines. Below I describe how I got oclHashcat operational on Windows 7 Ultimate 32-Bit on a desktop computer with a…

Information Security

OCLHashcat: Multi GPU Password Cracking on Linux using Open CL

SecurityBy purehateJune 20, 201010 Comments

Recently some pretty major advances have come around in the world of GPU based hash cracking. Up untill now there was not much for Linux which would utilize multi GPUs to crack password hashs. This has been changed with the release of Oclhashcat. The release of oclhashcat signifies a signifigant jump in the speed on…

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