Document tool
Encrypt PDF Online
Encrypt PDF files online with AES-256 security for free. Add password protection, restrict copying and printing. Fast and secure.
Encrypt PDF Online now
Pro feature — included in all Pro plans
How it works
1
Upload your PDF
2
Choose a strong password
3
Select permission restrictions
4
Download the encrypted PDF
Features
AES-256 encryption
Password protection
Permission restrictions
Online — no software needed
Use cases
Encrypt sensitive reports
Secure PDF attachments
Protect intellectual property
Lock confidential proposals
Frequently asked questions
What encryption standard is used?
AES-256, the highest standard available for PDF encryption. Your document is fully secured.
Does encryption change the PDF content?
No. The content remains exactly the same. Only access is restricted by the password.