Hashing is not encryption – redux
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Hashing and encryption are two different things, even if they’re built upon the same cryptographic foundation.
Security
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Why is it important never to reuse a nonce?
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A nonce is an important element in cryptography and keep your data secure. But if you ever reuse a nonce, you’ve lost any hope for secrecy.
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Verifying randomness in PHP [Part 2]
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How random is random_bytes() in PHP? Are you sure?
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Verifying randomness in PHP [Part 1]
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How random is PHP’s random_int() function really?
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Lock picking can make you a better engineer
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Learning to use a lock pick changes the way you see security and the way you think about code. It’s a great mental challenge and will help you build stronger, more secure systems.