Advice on Supernova and encouragement to patch Sudo. NetWalker taken down. Influencers tighten a big short squeeze. And charges are brought in a 2016 case of alleged US voter suppression.

Updates from CISA on Supernova. US Cyber Command recommends patching Sudo quickly. US and Bulgarian authorities take down the NetWalker ransomware-as-a-service operation. Influencers drive a big short-squeeze in the stock market. Thomas Etheridge from CrowdStrike on Recovering from a ransomware event. Our guest Zack Schuler from Ninjio examines the security challenges of Work From Anywhere. And another influencer is charged with conspiracy to deprive people of their right to vote. For links to all of today's stories check out our CyberWire daily news brief: https://www.thecyberwire.com/newsletters/daily-briefing/10/18