Unsecured Calls, 5.0

New with iOS 5, the “unsecured call” call warning seems like a direct response to presentations like “Practical Cellphone Spying” at DEFCON, which demonstrated the ability of attackers to set up a phony GSM base station and intercept cellphone calls. iPhone users who are communicating over an unencrypted network will receive a warning and the option to end the call immediately.

New with iOS 5, the “unsecured call” call warning seems like a direct response to presentations like “Practical Cellphone Spying” at DEFCON, which demonstrated the ability of attackers to set up a phony GSM base station and intercept cellphone calls. iPhone users who are communicating over an unencrypted network will receive a warning and the option to end the call immediately.

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