We will protect your file with strong 256-bit AES encryption. This will make it impossible to open or remove the protection without the correct password. So please try to remember the password. We don't keep your password or your file on our server.
Click on "Choose File” button and open the PDF file to protect.
Enter your password and click on "Protect PDF" button.
Your PDF file is encrypted. Click on the but to download your file.
If the password is as short as three or four characters, there is a chance that someone could guess it or do a brute-force.
Please make sure to create a strong password and remember it.
So you have the best possible password.
Next, GorillaPDF Protect tool will protect your PDF document with a strong 256-bit AES encryption.
This will make it impossible to open or remove the protection without the correct password.
You can take advantage of this web solution for protecting PDF files on any device and operating system.
GorillaPDF Password Protect tool is an online app that runs in any browser, and encrypts PDF in seconds.
Be our regular guest and encrypt as many PDFs as you wish.
GorillaPDF is totally free PDF password protector.
Gorilla would be happy if you spread the word.