Password Protect PDF
Add password protection to your PDF document. Prevent unauthorized access, printing, and editing.
Drop your file here, or
PDF files up to 50 MB
Features
Password Encryption
Set a password that must be entered to open the document.
Access Control
Restrict who can view, print, copy, or edit your PDF.
Standard Encryption
Uses industry-standard PDF encryption for reliable protection.
Professional Security
Protect confidential documents, contracts, and sensitive information.
How to Password Protect PDF
Upload Your PDF
Select the PDF you want to protect.
Set Password
Enter the password you want to require for access.
Download Protected PDF
Get your password-protected PDF.
Why use PDFTriX Protect PDF?
PDFTriX Protect PDF adds professional password protection to keep your sensitive documents secure.
Frequently Asked Questions
How strong is the encryption?+
We use standard PDF encryption which is widely supported by all PDF viewers.
Can I remove the password later?+
Yes. Use our Unlock PDF tool with the password to create an unrestricted copy.