ISP Cheat Sheet 2026

The 30 highest-yield ISP facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the primary objective of crisis management? → To manage and mitigate the impact of a crisis
2. How often should cleared personnel typically receive refresher security training? → At least annually, with additional training when threats or requirements change
3. Why is incident response planning important in security risk management? → To ensure a coordinated and effective response to security incidents
4. What is the role of surveillance systems in physical security? → To monitor and deter unauthorized activities
5. An insider threat is BEST defined as a risk posed by which of the following? → Current or former employees, contractors, or partners who misuse authorized access
6. Which population typically receives the MOST targeted security training in an industrial facility due to their elevated access? → Systems administrators, security managers, and executives with privileged access
7. Which clause in a vendor contract BEST helps protect an organization if a supplier experiences a security incident? → Security breach notification requirement clause
8. What is the primary goal of physical security in facility protection? → To protect facilities and assets from physical threats
9. What is the role of lighting in facility protection? → To enhance security by increasing visibility and deterring crime
10. Why is access control important in facility security? → To limit access to secure areas and protect sensitive information
11. What is the purpose of security awareness training? → To help employees recognize and respond to security risks
12. The Purdue Model (Industrial Automation and Control Systems reference architecture) is PRIMARILY used to: → Define network segmentation zones and security boundaries between IT and OT systems
13. What is the role of security audits in ensuring compliance? → To ensure security measures meet legal standards and identify gaps
14. The ISA/IEC 62443 standard series applies to: → Security for Industrial Automation and Control Systems (IACS) across the entire lifecycle
15. Which access control model grants permissions based on a user's job function rather than individual identity? → Role-Based Access Control (RBAC)
16. What is the importance of security policy enforcement? → To ensure that security measures are followed consistently
17. What is the role of confidentiality in security policies? → To protect sensitive information from unauthorized access
18. Which behavioral indicator is most commonly associated with a potential malicious insider? → Unexplained affluence inconsistent with salary
19. Which regulatory framework governs the protection of Controlled Unclassified Information (CUI) in non-federal U.S. industrial organizations? → NIST SP 800-171 / CMMC
20. What is the role of crisis communication in maintaining organizational reputation? → It provides accurate updates and reassures stakeholders
21. How can technology support security risk management? → By enhancing monitoring, detection, and response capabilities
22. An air-gapped network in an industrial environment means: → The network is physically isolated with no connections to external or untrusted networks
23. Which framework is widely used in U.S. industrial environments to manage cybersecurity risk? → NIST Cybersecurity Framework (CSF)
24. Why is leadership important in crisis management? → To ensure that decisions are made quickly and effectively
25. What is the primary purpose of security policies in an organization? → To establish rules for protecting assets, personnel, and information
26. Why is post-crisis evaluation important? → To avoid repeating mistakes in future crises
27. Which training delivery method is MOST effective for building practical decision-making skills in security scenarios? → Scenario-based and simulation training that mirrors real-world security challenges
28. How does legal compliance impact security operations? → By ensuring security operations follow legal requirements
29. Pre-employment polygraph examinations in the industrial security context are PRIMARILY used to: → Detect deception regarding undisclosed past activities relevant to suitability
30. What is the role of mitigation strategies in security risk management? → To reduce the impact of identified risks