2.1. Introduction to Services, Daemons, and Processes

The terms service, daemon, and process are frequently used interchangeably. However, each of these terms has a slightly different meaning, and understanding the difference between them is essential to properly securing and troubleshooting your system. Some of the terms defined in this section might seem a bit basic, but we feel it's important to review them to provide the proper context for understanding how they all fit together.

A Mac's hard drive contains hundreds of computer programs, or applications. These programs are written in a variety of programming languages, some of which are compiled into binaries, or source code that has been translated from the program's originating programming ...

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