9.1. Security Overview
Windows security is multilayered and hinges on a number of mechanisms and challenges that confront any potential intruder. The basic concept behind security is that of allowing only authenticated access to resources through a mechanism called the Challenge-Handshake Authentication Protocol (CHAP). The formal specification for CHAP as it's defined for use on the Internet is part of the RFC 1994 protocol for Point-to-Point Protocol (PPP), but the mechanism has been part of operating systems for quite some time.
In a CHAP authentication, the following steps are performed:
A link is established between the client and server in which the client is the system that requests resources. The link could be from a peer in a peer-to-peer ...
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