American Water security chief Bruce Larson oversees security for the nation’s largest supplier of tap water. At the core of Larson’s security program is the Value Protection metric. Larson developed it but says it boils down to planned cost for security events over observed costs. “I want security metrics to become like profit per share or EBITDA,” Larson says. For more on Larson’s metric, see “Value Made Visible” at CSO Perspectives conference in Colorado Springs, Colorado. Back to Mail Online home.”]