In less than 10 years, smartphones have revolutionized the way we interact with the world and with others. Carrying a powerful computer in your pocket has countless benefits, but what about the risks? mobile innovation moves so fast, driven by a voracious market, many consumers jump to adopt new technologies without stopping to consider the potential risk to their confidentiality. One of the latest such developments is WiFi phone calling ability. Here are some things to consider before embracing this relatively new possibility.
What is Wi-Fi Calling?
Simply put, WiFi call means you can send and receive calls and texts on a WiFi network, rather than relying on a traditional cellular network. The ability to make WiFi calls has been around for a while, but was limited to services like Skype and O2, which does not integrate well with existing telephone numbers of callers or messaging systems.
Recently, the mobile giant Apple and T-Mobile carrier joined small businesses in adopting this technology, so customers can potentially start using it without realizing anything has changed. If you have an iPhone 6 or are a customer of T-Mobile, you may already be making calls via WiFi, and the technology will be adopted by many carriers as time passes.
What are the advantages of making calls Over WiFi?
one of the greatest appeals of WiFi calling is that it offers an alternative to cellular technology and can save you money! For people who struggle with uneven cellular coverage, either because they live in a rural area or simply because they ended up with the wrong combination of carrier and region, it is great news. WiFi often calls do not count against your allotment of cellular minutes, so you can talk all you want on a WiFi connection without worrying overruns plans and additional charges.
What are the disadvantages?
mobile operators are still working out some of the kinks. If you are on a call in transit, and you lose your WiFi signal, the call can be deposited while your phone is trying to connect to a cellular network. But the biggest drawback is something much less obvious that a dropped call -. There is the potential security risk
What are the security issues related to WiFi Calling
Whenever you send data via WiFi,? the security of your information is the network thank you. Public wireless networks are havens for phishers and others who are on the lookout for an opportunity to hang connecting an unsuspecting user and steal their personal information. If you were using a calling application that WiFi does not correctly encrypt your data when an unprotected public network, you would be wide open to information theft.
But even if you are using a secure network, you 're putting a lot of faith in your cellular operator. Major carriers encrypt voice data so it can not be accessed by third parties; but a vulnerability in the flow of information is all you need. In 2013, two graduate students from the University of California, Berkeley found that the WiFi functionality call T-Mobile did not properly validated the security certificate on the server side, which creates an opportunity for an attack "man -in-the-middle "this kind of attack involves hackers creating a fake security certificate and tricking the service thinking it connects with the right target;. in this case, T-Mobile
[How can I protect myself?
Fortunately, the risks inherent in wireless call does not mean you should steer clear of this practice and the money-saving technology. consumers can take measures to protect against insecure networks and unexpected safety failures using a product like Hotspot Shield.
Hotspot Shield works by creating a virtual private network, or VPN, through which your data. you can recognize VPN technology as something used by employers to allow remote workers secure access to the corporate network. However, it has evolved into a popular solution for power users who want to ensure confidentiality of data on a personal basis daily. You will also not have to struggle with keychain and complex software installations as you have perhaps done with a corporate VPN. With Hotspot Shield, create your own VPN is as simple as downloading a single file
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Hotspot Shield Elite gives you unlimited and unlimited access to your favorite content and also allows you to protect up 5 devices simultaneously (Android, iOS, Mac, Windows). Upgrade to Elite now to start protecting the devices from all your family and to unlock 9 virtual locations to access geo-restricted content such as Netflix, ITV Player, BBC iPlayer, HBO Go, screen Yahoo and many others.
WiFi calling is an exciting development for those who want an alternative to cellular networks. Fortunately, you can take advantage of this technology without compromising your mobile security.
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