Protect PDF

AES-256 encryption with an open password plus viewer-permission tiers (read-only, print, form-fill, or password-only). Industry-standard, Acrobat-compatible.

Open passwordRequired to open the file. Minimum 4 characters.Owner password (optional)Knowing this password bypasses the permission tier below.

Permissions

Read onlyOpen allowed. No print, no edits, no extract.PrintOpen + high-res print.Form fillOpen + print + fill forms. No structural edits.Password gate onlyOnly the open password is enforced.

Enter an open password of at least 4 characters to continue.

Passwords are sent over HTTPS, used once to encrypt, then discarded — never stored.