CompTIA Security+™: Review Guide

Chapter 2. Network Infrastructure

CompTIA Security+ exam objectives covered in this chapter include the following:

• 2.1 Differentiate between the different ports & protocols, their respective threats and mitigation techniques.

  • Antiquated protocols

  • TCP/IP hijacking

  • Null sessions

  • Spoofing

  • Man-in-the-middle

  • Replay

  • DOS

  • DDOS

  • Domain Name Kiting

  • DNS poisoning

  • ARP poisoning

• 2.2 Distinguish between network design elements and components.

  • DMZ

  • VLAN

  • NAT

  • Network interconnections

  • NAC

  • Subnetting

  • Telephony

• 2.3 Determine the appropriate use of network security tools to facilitate network security.

  • NIDS

  • NIPS

  • Firewalls

  • Proxy servers

  • Honeypot

  • Internet content filters

  • Protocol analyzers

• 2.4 Apply the appropriate network tools to facilitate network security.

  • NIDS

  • Firewalls

  • Proxy servers

  • Internet ...