AES Key & IV Generator

Copy interoperable raw key and IV bytes as hexadecimal or Base64 using cryptographically secure browser randomness.

AES key length

Key (hex)

Key (Base64)

IV (hex)

IV (Base64)

All cryptographic operations run locally in your browser. Keep private keys secret and use production key-management practices for real systems.

How to use this AES Key & IV Generator

Generate random AES-128, AES-192, or AES-256 keys plus a fresh 96-bit GCM IV locally. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.