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Jason Yu
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The birthday problem?
Well, since i haven't explained it yet. Collision attack are done based on a statistical problem known as the birthday problem. The problem being: What are the chances of two persons having the same birthday in class of certain size. In a class of say 30 pe...

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The method of a brute
As said before, hashing function are pretty much designed for one way conversion, so reversing it is basically impossible to do. Lets start off by saying that SHA-2 is used mostly in two sources, password and digital signature or check-sums. In the first ca...

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The impenetrable defence
I have to say, hashing algorithmic are definitely one of the more secure way to encrypt something. The only number of way to really attack it falls into two major categories. Pre-image which basically tries to brute force the key from the hash(provided you ...
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