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Showing posts with label Hash functions. Show all posts
Showing posts with label Hash functions. Show all posts
Wednesday, May 6, 2015

How to make two binaries with the same MD5 hash

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One question I was asked when I demo'd creating two PHP files with the same hash is; does it work on compiled binaries? Well the answ...
Thursday, February 5, 2015

Create your own MD5 collisions

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A while ago a lot of people visited my site ( ~  90,000 ) with a post about how easy it is to make two images with same MD5 by using a chos...
Wednesday, January 7, 2015

Hash Collisions Reading List

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Lately in an effort to code up and properly understand the Wang attack on the MD4 family of hash functions I've been reading a lot of pa...
Tuesday, November 11, 2014

Three way MD5 collision

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Previously I explained how I created two images one of James Brown the other of Barry White with the same MD5 hash. At the end of the post I...
Wednesday, November 5, 2014

Colliding MD5 Images go crazy

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I nearly chocked on my cornflakes while looking at blog stats yesterday morning to see several thousand page views in the morning. Lookin...
Friday, October 31, 2014

How I created two images with the same MD5 hash

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I posted the following images the other day which although looking totally different have exactly the same MD5 hash ( e06723d4961a0a3f950e...
Tuesday, October 28, 2014

Images with colliding MD5 hash

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These images of James Brown and Barry White have the same MD5 hash e06723d4961a0a3f950e7786f3766338. Don't believe me. You can...
Wednesday, October 15, 2014

How I made two PHP files with the same MD5 hash

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I recently posted a link on twitter to two PHP scripts which have different behaviours but the same MD5 hash. To verify this download the fi...