CI Security

CI Security, which officially rebranded as Critical Insight in June 2021, is a Seattle, Washington-based cybersecurity firm providing managed detection and response services for critical infrastructure and life-saving organizations. The company operates as a commercial managed security provider, delivering a comprehensive suite of solutions that includes risk assessments, penetration testing, incident response, vulnerability scanning, and internet of things security. Its platform is specifically designed to support municipalities, healthcare entities, and other enterprises operating with underfunded or overburdened information technology departments by offering full visibility into their network security postures. The executive leadership team guiding the organization includes Chief Executive Officer Garrett Silver and former City of Seattle Chief Information Security Officer Michael Hamilton. CI Security was originally founded by Michael Hamilton, though the exact year of the organization's initial establishment currently remains undisclosed in public records.