best encryption algorithm? SHA-2,MD5?


What is the best encryption system now?un crackable of course. And why do many people use SHA-2 ,MD5?

also what is the most pipular one too?

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SHA and MD5 are different algorithms. SHA is considered more secure than MD5. And it doesn't matter if you are talking about the implementation of the algorithms that is distributed with PHP or any implementation. They produce the same result md5 in php produces the same result as md5 in any other language.


SHA and MD5 are hashes, not encryption algorithms.

your right..

MD5 and SHA(2) are used because they are fast to use and somewhat secure. Most popular for what?

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