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Beyond encryption: VoIP security risks
One network manager was so concerned about VoIP conversations being easily captured at any point on the network between the participants that he predicted his company would not use VoIP unless every conversation was encrypted.
While traffic between corporate sites is transmitted through secure VPN tunnels, intrasite traffic is handled differently. Because of the complexity and overhead of running VPN tunnels, they are rarely implemented in-building. Not only do tunnels have to be defined between each communicating pair, but the crypto functions also demand CPU resources, which could degrade your PC's performance.
At Sci-Tech Today.
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Spotlight
The CSO perspective on healthcare security and compliance
Posted on 20 May 2013. | Randall Gamby is the CSO of the Medicaid Information Service Center of New York. In this interview he discusses healthcare security and compliance challenges and offers a variety of tips.
Cyber espionage campaign uses professionally-made malware
Posted on 20 May 2013. | A massive cyber espionage campaign has been hitting government ministries, IT companies, academic research institutions, and more.
Ransomware adds password stealing to its arsenal
Posted on 17 May 2013. | Microsoft researchers are warning about a new variant of the well-known Reveton ransomware doing rounds.
IT security jobs: What's in demand and how to meet it
Posted on 15 May 2013. | Let's say you want a career in information security, where do you start? What credentials do you need? What are employers looking for? Read on to find some answers.
Hacking charge stations for electric cars
Posted on 15 May 2013. | Ofer Shezaf talks about what charge stations really are, why they have to be ‘smart’ and the potential risks created to the grid, to the car and most importantly to its owner’s privacy and safety.
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