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Protect PDF with Password
Free PDF protection tool. Add password protection and set permissions for your PDF documents to control printing, copying, and editing — all in your browser.
What this tool does
Protect PDF with Password helps you free PDF protection tool. Add password protection and set permissions for your PDF documents to control printing, copying, and editing — all in your browser.
What you get
Protect PDF with Password produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.
Upload PDF file
Select a PDF file to add password protection and set permissions.
Drag & drop files or browse
Supports: application/pdf Up to 1 file.
Tip: Choose a strong password (at least 10 characters) for better security. Remember to store your password safely — you'll need it to open the PDF.
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Report a bug
If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.