Google has been working on the possibility of hash collision for a while. Their work focused on SHA1. They have just released the below blog post announcing the first SHA1 collision. Of course the security community has seen this coming for a number of years but this is the first proof. It has to be said pulling this off is no mean feat. It certainly took Google a great deal of computing power.
Here is a brief background on hash functions.
A great piece on what it will take to improve the safety of the connected world. Read it here.
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This is a developing story and the why is still a mystery. We starting to know the how.
