Trey Guinn from Cloudflare discusses the importance of a flexible control system to provide visibility and security in remote work. He emphasizes that user actions must be monitored, not just network access. This applies to in-office workers too, who are also vulnerable to phishing attacks. Guinn stresses that secure remote work with zero-trust principles benefits both remote and in-office workforces, making it a hybrid strategy. A flexible and secure control system is critical for a successful remote work strategy.