Protect PDF with Password
Lock your PDF with a password. Set permissions for print, copy and edit — free online tool.
Select PDF file
or drop file here
Select PDF 1 PDF • up to 25MB • Must not already be password lockedHow It Works
Step 1
Upload one PDF
Step 2
Set password & permissions
Step 3
Click Protect PDF
Step 4
Download locked PDF
Why Use This Tool?
100% Free
No signup or watermark.
AES encryption
Strong PDF password lock.
Permissions
Control print, copy & edit.
Fast
Ready in seconds.
Frequently Asked Questions
Yes, completely free with no signup.
Your PDF is protected with strong AES-256 encryption when supported by the server.
Yes. Choose permissions before protecting the file.
Upload an unlocked PDF. To remove a password, use our Unlock PDF tool first.