Secure Text Encryption Tool (AES-256)

How to Use This Tool:

1. Enter your text in the input field
2. Create a strong passphrase (min. 12 characters)
3. Click "Encrypt" to generate ciphertext or "Decrypt" to reveal original text
4. Use the "Copy" button to save results to clipboard

Security Note: All cryptographic operations happen in your browser. We never store or transmit your data.