ConvFiles › PDF Tools › Protect PDF with Password
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Protect PDF with Password

Add a password to your PDF. Preview shown — enter and confirm your password then download.

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Drop your PDF here
Add a password to restrict opening
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Password Protect a PDF

Add basic password protection to your PDF. The tool adds password metadata recognized by most PDF viewers. For enterprise-grade AES-256 encryption, use Adobe Acrobat.

Frequently Asked Questions

How secure is this?
Basic password metadata. For strong security use Adobe Acrobat or LibreOffice.
Can I remove the password later?
Yes — use our Unlock PDF tool.
Are files uploaded?
No.

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