Eliminating the Security Weakness of Linux and Unix Operating Systems
Mario Santana, Terremark
1 Introduction to Linux and Unix
A simple Google search for define:unix yields many definitions. This definition comes from Microsoft: “A powerful multitasking operating system developed in 1969 for use in a minicomputer environment; still a widely used network operating system.”1
What is Unix?
Unix is many things. Officially, it is a brand and an operating system specification. In common usage, the word Unix is often used to refer to one or more of many operating systems that derive from or are similar to the operating system designed and implemented about 41 years ago at AT & T Bell Laboratories. Throughout this chapter, we’ll use the ...
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