In today's podcast, we hear that CrashOverride looks like a power grid threat, and industry and government are taking it seriously. Cyber operations against ISIS are proving better at collection than disruption. Criminals are exploiting vulnerable Samba instances to spread cryptocurrency mining software. NSO Group has put itself up for sale, valued at more than a billion dollars. Well-informed observers of a civil libertarian bent think botnets don't have First Amendment rights.  Johannes Ulrich from from SANS and the ISC Stormcast Podcast on IPV6 security. Kirsten Bay from Cyber adAPT on Wannacry and the importance of a detection-led approach. And if you wondered about that airport laptop ban, here's the rest of the story.