WiFi stands for Wireless Fidelity. It allows computers and other devices to connect with each other into a LAN network and the internet without the use of wires.
It has made it extremely easy for people to connect to the internet and more and more people are actually getting connected to the internet because of WiFi. One of the greatest usefulness of the WiFi technology is that people can easily switch between different networks without having to worry about wires or cables.
It is the area around a WiFi source that connects computers and devices to the WiFi network. WiFi hotspots can be found in places like offices, cafes and even at homes. You can create a WiFi hotspot by having a wireless router with your broadband line. The hotspot connects the devices to the network allowing you to use it when you stay within the range.
What do you need for WiFi
Having a WiFi at home or office doesn’t cost much as in most cases you get the router free with your broadband Internet service. To start using the service, you need to have WiFi enabled computers and devices. For computers and laptops, they need to have WiFi adapters and cards.
The next thing you need is the right software. All popular operating systems have inbuilt WiFi connection management software. To get WiFi access on your mobile phones, you need to make sure that your device supports WiFi.
The benefits of WiFi
WiFi gives you a seamless internet connection to your offices and homes. Since WiFi hotspots are very common, staying connected to the internet has become a lot easier. Connecting to the internet for mobile users has become simpler and this has opened up a whole new world of opportunities.
This has allowed people from remote and rural areas to connect with the world in a better way. Places which were earlier deprived of communication are now getting the benefits of connectivity by using the internet through WiFi.
The limitations of WiFi
Like with every good thing in the world of technology, there are some disadvantages of the WiFi technology. One of the major limitations of the WiFi technology is that the connection radius of the network is not more than some dozens of feet. The intensity of the WiFi signal gets reduced when the device or computer is placed further away from the source of the network. Once you are beyond 20 to 25 meters, you are outside the coverage radius.
Another major disadvantage of using WiFi, especially in public places is the risk of your devices getting hacked. Using WiFi in such places can risk the leakage of your personal data and financial info such as online banking passwords.
Internet hogging is another version of internet fraud where the culprit uses the maximum bandwidth in a shared internet connection. However, with the use of tools like Wifikill, you can stop them from stealing your bandwidth. Wifikill lets you stop people from using your WiFi.
There is a lot to WiFi than this article. While this technology has brought about major changes in the way we use the internet and connect with the world, it has also become a cause of concern for many as to the consequences of using WiFi irresponsibly and for very long. Having said that, we are hopeful for a better technology in the near future that has fewer limitations compared to WiFi.