Encrypt and decrypt text with PBKDF2 and AES-256-GCM — free, no account, no data stored.
First setup
Step 1 · Encrypt
Step 2 · Decrypt
Security note: Your master passphrase is never stored. This uses PBKDF2 → AES-256-GCM with random salt and IV. Forgotten passphrases cannot be recovered. Format:salt(16B)||iv(12B)||ciphertext+tag (Base64).