Why has the technology known as virtual private network (VPN) become the de facto standard for connecting remote employees to a corporate network?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Why has the technology known as virtual private network (VPN) become the de facto standard for connecting remote employees to a corporate network?

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Step 1

Introduction:

A network comprises two or more computers linked to share resources, trade data, or permit electronic communication. Several methods for computers on the web may be connected, including through cables, telephone lines, radio waves, satellites, and infrared light beams.

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