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Aug 14, 2024 · Information Security

Master PHP Sodium: Install, Encrypt, Decrypt, and Use AEAD_AES_256_GCM

This guide explains how to install the PHP Sodium extension, perform basic encryption and decryption, generate cryptographically secure random data, and implement AES‑256‑GCM encryption with both Sodium and OpenSSL, including a discussion of the AAD parameter.