When you set a password, our tool encrypts the file’s content. To open the file in any PDF viewer (Adobe, Chrome, Mobile), the user will be prompted to enter the exact password you chose.

Toolsmob does not store your passwords or your files. If you forget the password you set, we cannot recover it for you. Make sure to keep your password in a safe place.

Yes. The protection logic runs inside your web browser. Your document is never uploaded to our servers, ensuring your data remains 100% private and under your control.