5.1. Overview of Network Security Threats

Network threats involve many facets of the network and organization. You've seen that your systems and information are susceptible to attacks and disruption based on internal, external, and design factors in the systems you support. Ensuring that your systems and applications are kept up-to-date and making sure your security procedures are in place and followed meticulously can minimize many of these threats. Most of the exploitation attacks that occur to programs such as Outlook, Outlook Express, and Exchange are fixed as soon as they're discovered, if not shortly thereafter. As an administrator, you must apply fixes and patches immediately after they have been thoroughly tested in a lab environment; ...

Get CompTIA Security+™ Deluxe: Study Guide 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.