ISP Study Guide 2026
Everything you need to pass the ISP exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 ISP Exam Format at a Glance
📚 ISP Topics to Study (22)
✍️ Sample ISP Questions & Answers
1. In an industrial security context, 'data at rest' refers to:
Data at rest encompasses all stored information that is not actively moving through a network or being processed.
2. What is a 'counterfeit part' in the context of supply chain security?
A counterfeit part is misrepresented as genuine or authorized, posing safety and security risks especially in critical industrial systems.
3. How do physical barriers contribute to facility protection?
Physical barriers, such as fences, walls, gates, and reinforced doors, create tangible obstacles to entry. They are specifically designed to delay, deter, or prevent unauthorized individuals from gaining access to a facility or specific secure zones within it. These barriers form a crucial first line of defense in a layered security strategy.
4. The 'Security In Depth' training concept teaches employees to:
Defense-in-depth training reinforces that no single control is perfect and that layered behaviors provide resilience against security failures.
5. What is the primary goal of physical security in facility protection?
Physical security is specifically designed to protect tangible assets, personnel, and the physical environment from harm. Its primary objective is to prevent unauthorized access, theft, vandalism, and other physical threats that could disrupt operations or compromise safety. This ensures the integrity and continuous operation of the facility and its valuable contents.
6. Which industrial control system (ICS) protocol is most commonly targeted by adversaries due to its lack of built-in authentication?
Modbus was designed for reliability in isolated networks and lacks authentication, making it vulnerable when exposed to broader networks.