Protect PDF File
Add a password to your PDF to encrypt it and prevent unauthorized access.
or drop your PDF here
How to Password Protect a PDF
Secure your sensitive documents with a password in three easy steps.
Upload Your PDF
Select the PDF document you wish to secure, or simply drag and drop your file directly into the toolbox.
Set a Secure Password
Choose a strong, unique password to encrypt your file. Re-enter it to confirm, then click the protect button.
Download Encrypted PDF
Your newly protected PDF will be ready for instant download. Only those with the password can open it.
The Best Way to Secure Your PDF Files
Control Who Views Your Documents
When you password protect a PDF, you take control of your information. This is essential for sharing sensitive data like contracts, invoices, or personal records. Only recipients with the correct password will be able to open and view the file.
Unbreakable AES Encryption
Our tool uses strong 256-bit AES encryption to password protect your PDF document. This is the same security standard used by banks and governments, ensuring your files are safe from unauthorized access and giving you complete peace of mind.
Why Use Our Tool to Password Protect PDF?
The easiest and most secure way to add password protection to your files online.
Strong Encryption
We use high-level AES encryption for every PDF password protect operation, keeping your data safe.
Simple & Fast
Our user-friendly interface lets you secure your files in just a couple of clicks, with no complex settings.
Completely Free Service
You can password protect your PDF doc as many times as you want, completely free of charge.
Guaranteed Privacy
We don't see or store your passwords. All files are automatically deleted from our servers after one hour.
Works on Any Device
Use our online tool on any operating system, including Windows, Mac, iOS, and Android, from any browser.
No Installation Required
The entire process happens online. No need to download or install any software on your computer.