In this MLive article about the security of municipal traffic signal systems, the work of CSE graduate student Branden Ghena is highlighted. Ghena received permission to hack the traffic lights at an unnamed Michigan municipality in 2014, where he quickly demonstrated how signals could be taken under the control of a hacker. Ann Arbor’s system, he notes, is hardwired and would require a direct connection, rather than a wireless connection, to hack.
Can hackers take over Ann Arbor’s traffic signals? U-M researcher discussesAugust 10, 2015