ECDLP Solver v0.3a

Posted on September 7th, 2009 in Utilities by mrhaandi

A new version with following changes:
*CUDA enabled device support
*Rewritten extensible/ dynamic core
*Python interface

Read the readme for further info.

Download: ECDLP Solver v0.3a

Short Sign

Posted on January 15th, 2009 in Keygenmes by mrhaandi

My most complex work till now; a complete signature scheme.
You may try to break it if you want to demonstrate your skills.
Difficulty: 9 - You can’t solve this yourself
Platform: Windows
Language: C/C++
Download: Short Sign
Discussion and results at: crackmes.de

Spvm 2

Posted on October 21st, 2008 in Keygenmes by mrhaandi

More mathematic skills are needed this time.
Difficulty: 6 - Hard, for very professionals only
Platform: Windows
Language: .NET
Download: Spvm 2
Discussion and results at: crackmes.de

Spvm

Posted on September 20th, 2008 in Keygenmes by mrhaandi

Find out any valid serial to test your mathematic skills.
Difficulty: 5 - Professional problem to solve
Platform: Windows
Language: .NET
Download: Spvm
Discussion and results at: crackmes.de

ECDLP Solver v0.2a

Posted on July 14th, 2008 in Utilities by mrhaandi

A new version with following changes:
*x64-86 support
*Bugfix for p<=WORDSIZE
*Faster routines for p<=WORDSIZE
*Stop and Continue
*Large scale parallelization support
*New readme

Read the new readme for further info.

Download: ECDLP Solver v0.2a

ECDLP Solver

Posted on July 10th, 2008 in Utilities by mrhaandi

The first public release of my ECDLP Solver with an implementation of my new idea is finished.
Speed comparison on a 2,5GHz Core2Duo:
WiteG’s ECDLP Solver: ~40 min avg
My ECDLP Solver: ~3min avg

Read the readme for further info.

Download:  x86 ECDLP Solver v0.1a

P.S.: If you don’t know what the elliptic curve discrete logarithm problem is, then it is nothing for you.

fortu’s “KeyGenMe #1″

Posted on April 2nd, 2008 in Solutions by mrhaandi

Target: fortu’s “KeyGenMe #1″
Difficulty: 5/10
Protection: BigNumber equation
Download: tutorial
Note: The keygen is written in C# and contains easy to use BigNumber arithmetics in finite fields.

Climb

Posted on April 2nd, 2008 in Keygenmes by mrhaandi

Find out what is going on and what the secret person has to do with it.
Difficulty: 4 - Needs special knowledge
Platform: Windows
Language: .NET
Download: Climb
Discussion and results at: crackmes.de

Thales³

Posted on January 19th, 2008 in Keygenmes by mrhaandi

Play around with Thales in the R³ space.
Difficulty: 5 - Professional problem to solve
Platform: Windows
Language: .NET
Download: Thales³
Discussion and results at: crackmes.de

lilcw’s “just a simple xor encryption”

Posted on October 4th, 2007 in Solutions by mrhaandi

Target: lilcw’s “just a simple xor encryption”
Difficulty: 3/10
Protection: SMC
Download: tutorial
Note: The author rated this on at level 9, but I’ll show some weaknesses, so it becomes really easy.

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