Desktop Feature
Password Protect PDF Free
Add strong 128-bit encryption to your PDF files. Control who can open, print, or edit your documents.
128-bit Encryption
Industry-standard security that would take billions of years to crack
Secure Your PDFs Today
Get powerful PDF protection with our desktop version - one-time purchase, lifetime access.
Get PDF Compresso - £14.99PDF Protection Features
Open Password
Set a password that must be entered to open the PDF. Without this password, the document cannot be viewed at all.
Permissions Password
Control what users can do with your PDF even after they open it:
- Prevent Printing - Stop unauthorized printing
- Prevent Copying - Block text and image selection
- Prevent Editing - Protect against modifications
Common Uses
- Legal Documents - Protect contracts and agreements
- Financial Records - Secure bank statements and invoices
- Medical Records - Comply with privacy regulations
- Business Plans - Protect confidential strategies
- Personal Documents - Secure tax returns and IDs
Frequently Asked Questions
How secure is 128-bit encryption?
128-bit encryption is extremely secure. It would take current computers billions of years to crack through brute force.
What if I forget the password?
Keep your passwords safe! With 128-bit encryption, there's no way to recover a forgotten password.
Can recipients still view protected PDFs?
Yes, anyone with the password can open and view the PDF using any standard PDF reader.