Protect PDF

Add password protection to your PDF file.

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Encryption runs in your browser via pdf-lib.
📄

Select PDF files

or drop them here · Max 25 MB each

Choose files
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Ready!

Your file is ready to download.

How it works

1

Upload

Select or drop your file(s). Processing stays private.

2

Process

We apply the tool instantly in your browser or on our secure server.

3

Download

Get your new file. Nothing is kept after the session.