How to password protect a PDF on a Mac computer to secure sensitive files

You can password protect a PDF on a Mac computer using the Preview app to secure files that contain sensitive information.

How to password protect a PDF in Adobe Acrobat Reader and shield your sensitive data

To password protect a PDF in Adobe Acrobat Reader, you'll need the paid Pro version, which starts at $14.99 a month.
C&EN

Photochemical Properties of Red-Emitting Tris(cyclometalated) Iridium(III) Complexes Having Basic and Nitro Groups and Application to pH Sensing and Photoinduced Cell Death

‡ Graduate School of Bioscience and Biotechnology, Tokyo Institute of Technology, 4259 Nagatsuta-cho, Midori-ku, Yokohama, Kanagawa 226-8503, Japan Article Views are the COUNTER-compliant sum of full ...
GitHub

Nitro PDF Pro Free Download

Nitro PDF Pro is a professional PDF editor and converter for PC , offering advanced tools for editing, converting, securing, and managing PDF documents. Nitro PDF Pro is a comprehensive PDF management ...
GitHub

Nitro PDF Pro Mac OC – Advanced PDF Software for Document Management

What is Nitro PDF Pro for Mac? Nitro PDF Pro for Mac is a comprehensive PDF software solution that brings powerful document editing and creation capabilities to macOS users. It is designed to handle ...