In today's podcast we hear more about how Fancy Bear has gone to war. Russia denies meddling with US elections. US retaliation for influence operations is still under consideration—some speculate that when it comes, it may be loud. Siemens patches its widely used HVAC controller. Post mortems on the Yahoo! breach continue (and draw attention to cybersecurity EFTs). FBI Special Agent Keith Mularski describes the takedown of the Avalanche botnet. Awais Rashid from Lancaster University on data exfiltration by APTs. And NIST releases its guide to cyber incident response and recovery.