Encrypt and decrypt text using AES, DES, Triple DES, and other algorithms with our free Encryption Tool. Protect sensitive messages, passwords, and data with military-grade encryption. All processing happens in your browser - your data and encryption keys are never transmitted over the internet.
Enter the text you want to encrypt or decrypt.
Choose an encryption algorithm (AES-256 recommended).
Enter a strong password/key for encryption.
Click 'Encrypt' or 'Decrypt' and copy the result.
AES-256 is recommended for most purposes. It's the industry standard used by governments and financial institutions worldwide. It provides excellent security with good performance.
Yes, all encryption/decryption happens entirely in your browser. No data or keys are ever sent to our servers. However, the security of your encrypted data depends on the strength of your password.
Yes, as long as you use the same algorithm, key, and mode settings. Our tool uses standard encryption implementations compatible with other crypto libraries.