Wi-Fi is generally weak and provides an easy entry point into corporate networks. Most organizations, however, have implemented Wi-Fi to provide mobility and easy connectivity to users. The IEEE 802.11i, also know as Wi-Fi Protected Access 2, is much better than the previous Wi-Fi standard. Even these newer standards are vulnerable.

• Why do you think organizations still deploy Wi-Fi across an organization?
• What steps can be taken to reduce the risks associated with Wi-Fi services?

Malware is software like viruses, worms, rootkits, Trojans, and spyware. Many of them propagate very quickly once they are able to penetrate a network. Most of them can bypass firewalls and evade IDS systems.

• How can you stop malware from spreading across your systems?