NSA refuses to say if it still uses encryption backdoors Ryuk ransomware smashes hospital networks across the U.S. Section 230 hearing devolves into political rants Thanks to our sponsor, F5. Learn about the cause of digital security breaches in your organization at the F5 Security Summit on November 10. At this premier industry event, you’ll gain insights into breach root causes, and it may not be because of attacker innovation. Find out more—register today to attend this free premier virtual security event. For more on this week's stories, head to CISOseries.com.