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How to password-protect your PDF with MobiPDF (video tutorial)

Quick summary

  • Password-protect PDFs: add password protection to secure your sensitive documents.

  • Control document permissions: choose what users can do with the document, such as editing or printing.

  • Set encryption: select an encryption protocol to enhance document security.

How to password-protect your PDF with MobiPDF

If you need to protect sensitive information in your PDF files, there are hardly any better ways to do this than with passwords and encryption. With MobiPDF, you can easily add passwords to your documents, control user permissions, and encrypt the file to ensure its security. Here’s a step-by-step guide on how to password-protect your PDF documents.

1. Open your document and choose protection options

Start by opening the document you want to protect. You can select files from your local storage or fetch them directly from the MobiDrive cloud service.

Steps to opening and protect the document

  1. Open your PDF in MobiPDF.

  2. Click on the "Protect Document" button located in the top left corner of the screen.

  3. A password protection dialog will then appear.

2. Set a password and choose permissions

In the password protection dialog, type your desired password. You can also control what actions the password will lock out for other users, such as editing, printing, or filling out forms.

Steps to setting a password and user permissions

  1. Enter your password in the provided field.

  2. Choose the actions you want to restrict, such as editing or printing.

  3. Optionally, add a second password for specific features like filling forms or viewing the document.

3. Choose encryption settings

To enhance your document’s security even further by choosing an encryption algorithm. MobiPDF offers three industry-standard encryption protocols for you to choose from. That being said, it is generally recommended to select 256-bit encryption for stronger protection.

Steps to protecting your PDF with encryption

  1. Choose an encryption protocol that best suits your needs (we recommend 256-bit AES for ultimate security).

  2. Click "OK" to confirm your encryption and password settings.

  3. Your PDF file has been thoroughly protected!

4. Save your protected document

Once the settings are in place, save your document to ensure that the password protection is applied.

Steps to saving your document

  1. Choose a location on your computer where you want to save the protected document.

  2. Click "OK" to save your changes.

Conclusion

With MobiPDF, password-protecting your PDFs is an easy and effective way to retain your piece of mind in an increasingly hacker-prone online world. By adding a password and setting permissions and encryption, you can ensure that your sensitive documents remain secure regardless of where you share them. For more tutorials and tips on PDF document security, be sure to check out the MobiPDF YouTube channel.

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