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Lock PDF File
Password protect a PDF and encrypt it so only people with the password can open it. Add strong PDF security in your browser, free and completely private, with no files ever uploaded.
Drag & Drop PDF here
or click to browse local files
How to Password Protect PDFs
Secure your documents in three quick steps.
1
Choose File
Drag and drop the PDF you wish to encrypt into our secure upload box.
2
Set Password
Type in your desired security password. Double-check your spelling using the show/hide eye.
3
Lock & Download
Click 'Lock PDF' to encrypt elements. Download your secure, password-protected PDF document instantly.
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