Obama using a secure GSM phone

In the previous post we presented a range of highly secure mobile phones. Because of their nature we almost never see officials using them, but here we have a rare picture of US president Obama using a Sectéra Wireless GSM Phone, made by General Dynamics and approved by the NSA for conversations up to the level of Top Secret: President Obama using a Sectéra Wireless GSM Phone, March 19, 2011.(White House photo by Pete Souza - click for a bigger version)The...

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Highly secure mobile phones

(Updated: June 5, 2013)In the previous post we saw that ordinary mobile phones offer only limited protection against eavesdropping. Therefore, special devices are designed to keep conversations safe. Here we will list a range of mobile phones, which offer a high level of security and are therefore suited for top level telecommunications.The following information is gathered from the internet, only to provide a general overview. For more information,...

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