DHS Cyber Infrastructure Survey Tool (C-IST)

The Cyber Infrastructure Survey Tool (C-IST) is an assessment of essential cybersecurity practices in place for critical services within critical infrastructure organizations. C-IST is a structured, interview-based assessment focusing on more than 80 cybersecurity controls grouped under five key surveyed topics. Following the assessment, DHS provides participants with the ability to review and interact with the surveyed findings through a user-friendly, data-rich dashboard.

https://www.dhs.gov/critical-infrastructure-vulnerability-assessments