Protect PDF

Protect PDF files with a password and set permissions

Free No limits Secure
Choose files
All PDF files will be secured
By using this function, you accept our terms of service
4.9 (393 votes)
256 bits AES
How to protect PDF files

Select your files which you want to secure or drop them into the file box and start the protection. A few seconds later you can download your secured PDF files.

Permissions adjustable

You can adjust the permissions of your protected PDF files. You could, for example, disallow printing, copying of contents or modifications of the protected PDF.

Easy to use

PDF24 makes it as easy as possible for you to protect your PDF files. No installation is required. Simply select your files, change the settings and start the protection.

Supports your system

There are no special system requirements to protect your PDF files. This PDF protection tool functions under all common operating systems and browsers.

No installation required

You do not need to download and install any software. The protection app runs in the cloud on our servers. The app does not consume resources from your computer.

Security is important to us

Your files are no longer than necessary on our server. Your files and results will be deleted from our server after a short period of time.

Windows Linux MAC iPhone Android
Stefan Ziegler Developed by Stefan Ziegler
What others are saying
A quick and easy way to set a password in a PDF. I don't need an extra program anymore.
Besides the password, I can also set the permissions in a PDF and forbid printing the PDF in this way.
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