Protect PDF
Lock a PDF behind an open password so it cannot be viewed without it.
Lepaskan satu PDF di sini
or semak imbas peranti anda · tampal dengan Ctrl+V
Satu PDF pada satu masa untuk alat ini. Tiada apa dimuat naik — dokumen disunting dalam memori.
PDF
Tentang alat ini
Encrypts the file with AES-256 (PDF 2.0). Anyone opening it in Acrobat, Preview or a modern browser will be asked for the password. The encryption runs entirely in this tab — the document is never uploaded.