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How to Encrypt a PDF File for Email (Easiest Way in 2025)

In this tutorial, we will show you exactly how to encrypt a PDF file for email in just a few simple steps. Read on to learn more.

how to encrypt pdf for email

Encrypt PDFs for Email

Follow the steps below to encrypt a PDF for email (without installing any software).

1. Go to an Online PDF Tool Like Smallpdf

You can easily access the tool by clicking this link. It will direct you to the "Password Protect PDF" tool.

encrypting pdf files for email

2. Upload Your PDF

There are two ways to upload your PDF. The first one is by clicking "Choose Files" to open your desktop's file manager. Then, locate your PDF and click "Open" to upload.

how to encrypt pdf files for email

The second option is to drag and drop your PDF file onto the site. Locate your file beforehand, then click and hold it while moving it to the upload area.

encrypt pdf file for email

This is how it appears once your file is uploaded successfully.

3. On the “Protect” Page, Set Your Password

Enter your desired password in the “Set your password” box, then re-enter it in the “Confirm your password” box. When finished, click “Protect.”

4. Download the Encrypted PDF for Email

Click “Download” to save your encrypted PDF. You can now send this file to your colleague.

We hope that you now have a better understanding of how to encrypt a PDF for email. If you enjoyed this article, you might also like our articles on what is creating linearized PDF all about and how to send an encrypted PDF.

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