Password Protect PDF

Encrypt your PDF with a password

Maximum file size exceeded!

The file you've just selected exceeds the maximum file size of 10MB allowed. It has not been added.

If you want to increase the limits up to 20MB, please register for free. And if you need more you can subscribe to Hipdf Pro and get up to 50MB.

Maximum file size exceeded!

The file you've just selected exceeds the maximum file size of 20MB allowed. It has not been added.

If you want to increase the limits up to 50MB, please upgrade to Hipdf Pro.

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Maximum pages exceeded!

The file you've just selected exceeds the maximum number of pages allowed. It has not been added.

If you want to increase the limits up to 100 pages, please register for free. And if you need more you can subscribe to Hipdf Pro and get up to 2000 pages.

Maximum pages exceeded!

The file you've just selected exceeds the maximum number of pages allowed. It has not been added.

If you want to increase the limits up to 2000 pages, please upgrade to Hipdf Pro.

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Upload completed

Please enter a password to encrypt and protect your file. Please notice that this will make it impossible to open or remove the protection without the correct password.

Your PDF file is now protected with a password!

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File protected
This file is password protected, please submit the password so that we can open it.

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How to password protect a PDF

Drag-and-drop your PDF file into the box above or click the Choose File button to browse and upload it. Set your password and confirm it. Then you can download the encrypted PDF file.

Your passwords and files are safe with us

All your passwords and files are transmitted using a secure SSL connection. All files uploaded are permanently deleted within one hour. Passwords are deleted instantly after processing.

Secure your PDFs without cost

Protect your PDF documents with Hipdf is absolutely free. You can set a password to your important documents without creating an account or installing a desktop software.

Windows, Mac and Linux supported

As a web-based application, we can support many operation systems like Windows, Mac and Linux. Password protecting your PDF files everywhere!