CompTIA® Security+™: Study Guide, Fifth Edition

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 (be it Microsoft Exchange, sendmail, or any other) are fixed by the developer 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; ...