Password Protect PDF Online - Secure PDF Encryption

How It Works

Password-protect a PDF in three simple steps

Step 1

Upload Your PDF

Drag and drop your PDF into the upload area, or select “Choose file” to find it on your device. You can upload files up to 100 MB.

Step 2

Choose a Password

Enter a strong password, apply it to the PDF and keep the password somewhere secure before sharing the document.

Step 3

Download the Protected PDF

When password protection has been applied, sign in to download your protected PDF. Keep the password somewhere secure.

Benefits

Why Use PDFTool to Password-Protect a PDF?

Enhanced Security

Adding a password enhances your document’s security by restricting unauthorized access, ensuring that only people with the correct password can view your content.

Easy to use

Add an opening password before sending personal or business documents. Share the protected PDF and send its password separately to the intended recipient.

Fast, straightforward processing

PDFTool processes your changes quickly, helping you password-protect a PDF without a lengthy manual workflow.

Protect Access to Your Document

Set a password before sending a report, contract, or personal document. Download the protected PDF and share the password separately with the people who need to open it.

Works in your browser

Use PDFTool to password-protect a PDF in your browser on desktop, tablet or mobile without installing additional software.

Password-Protect PDF

Password-protect PDF

Add password protection to a PDF before sharing it. Add protection before sending financial, legal, business or personal documents.

Upload your PDF and use the on-screen controls for this task. Enter a strong password, apply it to the PDF and keep the password somewhere secure before sharing the document.

Because the tool works in your browser, you can use it on desktop, tablet or mobile without installing another application. PDFTool provides fast online processing for files up to 100 MB.

When processing is complete, sign in to download your protected PDF. It is ready to open, share or use straight away.