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Password protect PDF

Encrypt a PDF with a password you choose.

Server
Temporary server processingThis feature requires our server. The file is processed exclusively for this job and then automatically deleted.
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About this tool

What this tool does

Encrypt a PDF with a password you choose.

How it works

Upload the PDF, set a password, confirm server-side processing, download the encrypted PDF.

Privacy

This operation requires brief server-side processing. Your file is used only for this task and automatically deleted afterward.

Limitations

Exactly 1 PDF per operation.

Information

WindowsLinuxmacOSiPhoneAndroid

How it works

Upload the PDF, set a password, and download the encrypted PDF.

Content stays unchanged

Only the password protection is added — content, layout, and resolution stay unchanged.

Easy to use

No installation, no setup. Set a password, download.

Works on your system

Runs in any modern browser, regardless of operating system, with no extra software.

No installation needed

No download, no setup. The tool runs directly in the browser.

Processed securely

This operation requires brief server-side processing. Your file is used only for this task and automatically deleted afterward.

Related Tools

FAQ

Yes. Unlike most of the other tools, encryption runs server-side — your PDF is briefly transferred for processing and automatically deleted afterward, not stored permanently.

Upload the PDF, choose a password, confirm server-side processing, download the encrypted PDF.

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