Channelling voice calls over IP networks has brought many advantages to enterprise communications, but it also creates some security risks. Though Voice over Internet Protocol (VoIP) services are available for both consumer and business markets, it is from the latter that most enthusiasm for it has come; for this reason, it is also where most […]

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Businesses that implement VoIP (voice over IP) telephony systems on their local or wide area networks must ensure that they have effective protection against the growing incidence of VoIP hacking. That’s according to Graeme Victor, CEO of telecommunications solutions company Du Pont Telecom who says a small Johannesburg company was left with a telephone bill […]

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Viruses and computer hacking have become common terms we all hear regularly in news reports and online. And while the concept of a virus is easy to understand, mainly because we are all taught how biological viruses work in our own body, it’s difficult to understand exactly what is going on during an attack inside […]

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Researchers propose using hacker tactics to secure cloud computing systems. Handing sensitive data over to a cloud computing provider makes many companies skittish. But new software, called HomeAlone, could help them come to terms with using such services. Cloud computing can save companies money by providing inexpensive, flexible storage and processing resources that are managed […]

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Every year or two, we face a new unstoppable IT trend that threatens the way we handle network security . Think instant messaging, USB keys, social media sites, and mobile computing. There are more on the way, as I wrote about last week, including Web 2.0 and cloud computing. Tracking these new computing trends is […]

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The “cloud” is a convenient name for a new paradigm in computing that entails changes in policies and processes that can seem as amorphous and shifting as actual clouds. How can you ensure that your data is protected and secure while sitting in the cloud? Start by asking a few questions: Where is the data […]

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