AES Text Encryption & Decryption
Securely encrypt or decrypt text messages completely locally in your browser.
Processed locally in your browser — nothing is uploaded.
How to Use
- Type your message and enter a secret passphrase.
- Click Encrypt to output the base64 ciphertext.
- Or paste ciphertext to decrypt.
FAQ
Is AES-GCM secure?
Yes, AES-GCM is an authenticated encryption mode that provides confidentiality and integrity checks.