© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023
J. Vigo, Jr.Hardening Your Macshttps://doi.org/10.1007/978-1-4842-8939-6_1

1. Security 101

Jesus Vigo, Jr.1  
(1)
Miami, FL, USA
 

In the 1995 hit anime movie Ghost in the Shell, the main protagonist who goes by the name of Matoko Kusanagi is a cyborg (half-human, half-robot) that finally comes to understand that her life’s essence is greater than the vessel that contains it. Upon discovering this, she states “the net is vast and infinite,” as part of this essence interfaces with the larger online world around her.

When thinking of security in this context, it’s easy to feel overwhelmed by the sheer breadth of the myriad types of systems out in the world, the ...

Get Hardening Your Macs: Keeping Apple Computers Safe at the Hardware and Software Level now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.