Lumin Security
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      How do I password protect a PDF in Lumin?

      Want to keep your PDF documents confidential? This easy-to-follow guide shows you how to password protect your PDFs using Lumin in just a few clicks.

      1. Upload the file in Lumin.
      2. In Tool groups, click Security.
      3. Click Password Protection.
      4. Then, click Set password.
      5. Add a password then click Apply.