Tag: randomness
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Weak Random Function PHP 7.0+
Using rand(), mt_rand(), or array_rand() for security-sensitive values — these are predictable pseudo-random generators not suitable for tokens, keys, or passwords.
2mo ago
security intermediate
CSPRNG PHP 7.0+
Cryptographically Secure Pseudo-Random Number Generator — produces unpredictable values suitable for security tokens.
2mo ago
security intermediate
random_bytes() PHP 7.0+
Generates cryptographically secure random bytes from the OS entropy source — use for tokens, salts, and nonces.
2mo ago
php intermediate