Protect PDF
Lock a PDF behind an open password so it cannot be viewed without it.
Suelta un PDF aquí
or explora tu dispositivo · pega con Ctrl+V
Un PDF a la vez para esta herramienta. No se sube nada — el documento se edita en memoria.
PDF
Acerca de esta herramienta
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.