Hacking The City of Dallas’ Infrastructure: Phreaking The Emergency Management System

If you were sleeping in Dallas, Texas on the night of Saturday, April 8th, 2017, you may have had a rude awakening. At approximately, 11:42 PM that night, Dallas’ emergency warning system unexpectedly became active. Sirens that are normally used to alert citizens of an impending emergency turned on with a blaring screech. This wasn’t[…]

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