Encrypt and decrypt text or files using AES (Advanced Encryption Standard) at SmallSeaTools.com. Choose key sizes (128-bit, 192-bit, 256-bit) and generate random AES keys. A must-have tool for developers and security professionals

🔐 AES Encryption & Decryption Tool

Select AES Key Size: 128-bit 192-bit 256-bit Enter AES Key (or leave blank to generate): Enter Text to Encrypt/Decrypt:

Result:

Disclaimer: This tool is for educational and informational purposes only. Use generated keys and encrypted data responsibly. SmallSeaTools is not responsible for any misuse or damage caused by this tool.

How to Use:

1. Select the desired AES key size from the dropdown.
2. Enter an AES key or generate a random one.
3. Enter the text you want to encrypt or decrypt.
4. Click "Encrypt" or "Decrypt" to process the text.
5. Copy the result and use it as needed.