Encrypt file with AES-GCM

Encrypt a local file with authenticated AES-256-GCM.

Local processing · Nothing is uploaded · Maximum 10 MB per file

Input & settings

Result

Ready. Enter your input to begin.

How to use this tool

Encrypt a local file with authenticated AES-256-GCM.

Limits and behavior

Results are generated in your browser, not uploaded to CraftAI. Inputs are size-limited and validated. Encrypt a local file with authenticated AES-256-GCM. Enter your own input, adjust settings, then process. Inspect and save the generated result. Reset or cancel to clear results. Processing stays on this device. File limit 20 MB; encryption plaintext limit 10 MB. Keep your passphrase safely: encrypted content cannot be recovered without it.

Encrypt files with authenticated AES-GCM

Protect a file using CraftAI's supported authenticated encryption format. Keep required decryption credentials backed up safely.

Can I recover encrypted data if I forget the password?

Usually not. Strong encryption is specifically designed to prevent unauthorized recovery without correct credentials.