Tuesday, April 10, 2018

"Hacker could hijack citywide emergency sirens [in San Francisco] to play any sound"

Wired:

Now, after two-and-a-half years of patiently recording and reverse-engineering those weekly radio communications, Seeber has indeed found that he or anyone with a laptop and a $35 radio could not only trigger those sirens, as unknown hackers did in Dallas last year. They could also make them play any audio they choose