Protect PDF Online — Free
Secure your PDF with a password. Restrict opening, printing, copying, or editing.
Free up to 100 MB · 5 tasks per day · No signup · No ads · Your files never leave your device
Drag & drop your file here
or click to browse (.pdf, max 100MB)
How to Protect PDF
1
Upload your PDF file
2
Enter a password for protection
3
Choose which actions to restrict
4
Click 'Protect' and download your secured PDF
Frequently Asked Questions
How secure is the password protection?▾
PDFChop uses standard PDF encryption to protect your document. Choose a strong password for best security.
Can I restrict specific actions?▾
Yes! You can restrict printing, copying text, and editing while still allowing the document to be opened.