Zero dependencies · AES-256-GCM

Protect a file.

Encrypt, verify, or decrypt files in your browser using cypherhand's authenticated file format. Passwords and file contents are processed in memory.

What would you like to do? Choose a file

The encrypted copy will download as a .enc file.

Password

Confirm password

For sensitive work, use a trusted local environment. The browser interface does not securely shred the source file on your device.