| Wireless computing gives us freedom of getting online | | | | anyone in range can pick up the signal or transmit on |
| without any restriction in time and space. Now you can | | | | the same time. From what wireless network are at |
| take your laptop and get connection to the Internet | | | | risk? |
| wherever is offered wireless service. It can be a | | | | - From peoples who listening transmitted information - |
| library, café or even beach. You can also | | | | eavesdroppers. |
| purchase a wireless base station, called a router, for | | | | - From anyone in the range who can connect to your |
| your home so you can get online anywhere in the | | | | network - hackers. |
| house or in the immediate vicinity outdoors. But from | | | | - From unauthorized users who use your broadband |
| information security awareness side, you need to do | | | | internet connection without your permission.What can |
| some thing to employ these options safe.What is | | | | protect your wireless connection? |
| Wireless network and how it's work?Wireless (Wi-Fi) | | | | - Encryption - use encryption to scramble over the |
| or 802.11 networks is a method of connecting a | | | | network. Better use Wi-Fi Protected Access (WPA), |
| computer to other computers or to the Internet without | | | | than Wired Equivalent Privacy (WEP), because it is |
| linking them by cables. This network uses radio waves, | | | | stronger. |
| just like cell phones and radios do. This communication, | | | | - Anti-virus and anti-spyware software and a firewall - |
| across wireless network, is similar two-way radio | | | | these things should be on every computer independent |
| communication. 1. Routers collect the signal and | | | | wireless network using or not. |
| decode, and then send information to the Internet using | | | | - Caution - turn off your wireless network when you |
| a physical, wired Ethernet connection. 2. Wireless | | | | know you won't use it and also turn off identifier |
| adapter on your laptop translate data into radio signal | | | | broadcasting on your wireless router. So your |
| and transmit it using antenna.3. And vice | | | | computer won't send a signal to any device in the |
| versa… ( Why this kind connection is so | | | | vicinity announcing its presence.Limitation - allow only |
| unsafe?Because these transmissions occur in one | | | | specific computers to access your wireless network |
| frequency and mostly they don't have protection | | | | and modify your router's pre-set password for |
| against unauthorized access. So, that's means that | | | | administration to something only you know. |