Networking Fundamentals

Understanding wireless security

Wireless communication could be described as a broadcast technology. Anything that is transmitted is available for all to hear or eavesdrop on. Can you spot what issues this may bring? If you said this leaves the data unsecure, you would be correct. Therefore any wireless deployment needs to ensure that appropriate measures are taken to protect the data.

There are three principles of data security that we need to bear in mind. These are classed as the CIA triad (sometimes the IAC triad) and form the basis of any security plan. CIA is an acronym for Confidentiality, Integrity, Availability:

• Confidentiality: This refers to protecting data in such a way that only the people who are authorized to see it can do ...