How to encrypt PDF with password?
Keep your PDFs as safe as possible with Password Protection. Trusted by many to keep sensitive files private and secure.
Safer, More Secure, Better Protected. Add passwords and set permission rules to your files, ensuring top-tier security is at the forefront of protecting you and your data.
How to Encrypt a PDF and Protect Your Data?
Adding a password to a PDF is a simple way to enhance data security. With password protection, only authorized users can view or edit the file during transfer or sharing, preventing leaks or unauthorized access.
- Benefits of PDF Password Protection
Using a PDF encryption tool allows you to set open passwords and editing restrictions. Here are some common use cases that show why encryption is becoming increasingly important:
- Prevent unauthorized distribution
By setting a unique password for specific recipients, you reduce the risk of data leaks and can track the document’s source.
- Comply with data protection regulations
If your files contain personal or sensitive information, encryption helps strengthen security and support compliance with privacy laws like GDPR.
- Control permissions
Besides passwords, you can restrict printing, copying, or editing to ensure your content isn’t altered or misused.
How to Add Passwords to PDF Documents on Mac
Whether you’re a working professional or student, PDF Reader helps you protect PDF documents at all stages of your workflow using advanced password protection. If you work on Mac, follow these quick and easy steps to set up your unbreakable passwords:
1. Open a PDF in PDF Reader
2. Click the "Security" icon on the upper toolbar

3. Choose "Encrypt with Passwords" from the pop-up menu, and you’ll be brought to a window where you can select the encryption setting.

4. Select the output folder where you want to save the newly encrypted PDF file. You can also add more files to encrypt PDFs in batch by clicking on "Add Files".

5. Depending on how secure you want to encrypt the PDF, you can add a custom password preventing the content from being viewed, copied, or printed

6. Then press the "Encrypt" button to start encryption
7. The new password-protected PDF will be saved in the output folder
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