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AES (Advanced Encryption Standard) is a symmetrical block-cipher algorithm with a 128-bit block size, and key sizes of 128, 192 or 256 bits.

3 votes
1 answer
2k views

Encrypting data at rest using AES-GCM, where should I store MAC (Message Authentication Code)

The user's profile is encrypted using AES-GCM PBKDF2 derived symmetric key (derived from entered password) A random salt The nonce The operation returns me the encrypted data and a MAC (Message authentication …
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