The document discusses security principles for CEOs, outlining the increased risks and costs of data breaches. It recommends five fundamental security principles: 1) Increase employee security awareness through continuous training, testing, and simulated phishing attacks. 2) Prepare for faster incident response by keeping plans updated and monitoring for breaches. 3) Safeguard bring-your-own devices with a formal program. 4) Define, protect, and monitor critical enterprise data and assets. 5) Leverage security intelligence through analytics for prevention and defense. The document advocates for active CEO involvement to develop an effective risk-aware security culture.