AES Encrypt / Decrypt

Encrypt or decrypt text with AES-GCM.

Mode

Text to encrypt

Passphrase

Ciphertext (Base64)

AES-256-GCM with a PBKDF2-derived key (250,000 iterations). The salt and IV are random per encryption and bundled into the output, so only the passphrase is needed to decrypt. Everything runs locally in your browser — nothing is uploaded.