Colonial Pipeline shuts down some systems after a ransomware attack, disrupting refined petroleum product delivery in the Eastern US. We\u2019ll check in with Sergio Caltagirone from Dragos for his analysis. Other ransomware attacks hit city and Tribal governments. Joint UK-US alert on SVR tactics issued, and the SVR may have changed its methods accordingly. SolarWinds revised downward its estimate of the number of customers affected by its compromise. Rick Howard previews his CSO Perspectives podcasts on risk metrics. Four guilty pleas in \u201cbulletproof hosting\u201d RICO case.\nFor links to all of today's stories check out our CyberWire daily news brief:\nhttps://www.thecyberwire.com/newsletters/daily-briefing/10/89\nLearn more about your ad choices. Visit megaphone.fm/adchoices