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.

Pro feature — included in all Pro plans

How it works

Upload your PDF

Choose a strong password

Select permission restrictions

Download the encrypted PDF

AES-256 encryption

Password protection

Permission restrictions

Online — no software needed

Encrypt sensitive reports

Secure PDF attachments

Protect intellectual property

Lock confidential proposals

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.