Protect a PDF

Welcome to the Protect PDF guide. This guide will teach you how to protect with a password your PDF files easily.

The Protect PDF tool has no specific attributes so this guide will focus only on the basic method while recommend you to take a look at Common features guide for an advanced use of this tool.

Remember that all Tool Guides takes into account that you have previous knowledge about the Basics to process a PDF with our REST API but if not, we strongly recommend you to read the related guide before start with this one.

Basic Protect PDF

Download the PHP library from GitHub
Download the Ruby library from GitHub
Download the .Net library from GitHub

protect() will lock the uploaded files with the given password. This password will be need in order to open these files.