Proteger un PDF con contraseña

Añade una contraseña de apertura y restringe permisos. Se ejecuta en tu navegador — sin subida.

Suelta un PDF aquí

o haz clic para examinar

Solo archivos PDF

Cómo funciona

1

Upload your PDF

Drop the PDF you want to protect onto the upload zone.

2

Set a strong password

Enter the password you want to use. The tool applies AES-256 encryption — the same standard used by banks and governments.

3

Download the protected PDF

Click Protect. Download the encrypted file and test it immediately by opening it in a new tab to confirm the password prompt appears.

Preguntas frecuentes