Grumpy Old Geeks Products Mirai Product Mirai 2 mentions in 1 episode A botnet that the speakers say targeted IoT devices and took down DNS provider Dyn. Mentions 206: Sarah's Law Apr 24, 2017 46:17 Mirai is the big botnet that popped up last year that took down DNS provider Dyn 46:38 It's very similar to Mirai