The document discusses the importance of using checklists to optimize security operations. It provides an initial security checklist for internet service providers (ISPs) to assess positive control, virtual terminal access control lists (VTY ACLs), vendor security partnerships, upgrade plans, IPv6 security, attack tree analysis, border gateway protocol (BGP) policies, DNS architecture resilience, and developing a security community. The checklist highlights key areas ISPs should review to strengthen their defenses against evolving cyber threats from criminals, hackers, and nation states. Regular use of such checklists is encouraged to proactively address vulnerabilities before exploits can be launched.