Within the first 90 days on the job as CISO of home healthcare services provider Amedisys, Richard Kaufmann was dealt a bad hand: The organization’s security information and event management system went down. “SIEM is the meat and potatoes of any security department,” Kaufmann says. “There I was, new to the organization and still trying to figure things out, and my primary source of truth for security events went away. It’s scary not to have that visibility.” The challenge presented the Amedisys executive team with an opportunity. “The C-suite was cyber-aware and realized we had an…