Network Security in the Mobile Core: Port Scans to Mobile Devices

It’s no secret that the core of modern mobile switching networks is based on the Internet Protocol.  What’s interesting is that simple network attacks that have been largely mitigated at the data center are finding their way into the mobile core networks.  Two examples of this are port scans and TCP SYN floods from the Internet all the way through the mobile core and to the mobile devices themselves.  The scans have...

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Sprint Launches LTE in Five Cities

Sprint launched its first commercial LTE network services in Atlanta, Dallas, Houston, Kansas City, and San Antonio. More market launches are planned for later this year. By the end of 2013, Sprint expects to have largely completed the build out of its all-new 4G LTE nationwide network – with an enhanced 3G network – covering 250 million people across the United States. Sprint said it will continue to offer an unlimited 4G data plan, setting...

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AT&T reduced the price of the Nokia Lumia 900 LTE Windows Phone by 50% to $49.99 with a new 2-yr wireless agreement with voice (min $39.99/mo) and min monthly data plan ($20/mo). The device was first launched on the AT&T network on April 8. Last month, citing strong competitive pressure in smartphones, Nokia lowered its outlook for mobile device sales in Q2 and announced a number of restructuring initiatives as well as plans to aggressively...

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