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utility / Crypto

AES Encrypt / Decrypt

Encrypt and decrypt text with AES-256-GCM using the Web Crypto API.

Runs locally
LOCAL WORKBENCH
Input stays in this browser
AES-256-GCM Encryption / Decryption
100% Local

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Field notes

Before you use it

Is this secure for sensitive data?+

AES-256-GCM is a strong authenticated encryption algorithm. However, this tool is for learning and quick tasks — for production use, use established libraries.