AES-256-GCM Encrypt / Decrypt

Encrypt or decrypt text with a passphrase. PBKDF2-derived key, fresh salt + IV per message.

Mode

Passphrase

Plaintext

Ciphertext (base64)

AES-256-GCM with PBKDF2-SHA256 (250,000 iterations). Output bundles a fresh salt + IV per encryption.

Runs entirely in your browser — nothing is sent to a server.