Securing Industrial Control Systems and Safety Instrumented Systems: A practical guide for safeguarding mission and safety critical systems

**** Jalal Bouhdada’s "Securing Industrial Control Systems and Safety Instrumented Systems" is hailed as an indispensable resource for professionals in the cybersecurity field, particularly those working within Operational Technology (OT) and Industrial Control Systems (ICS). This book stands out for its practical, actionable advice derived from the author's extensive real-world experience, making complex subjects more digestible for its readers. The reviews indicate that the book is not only well-structured but also resonates with various stakeholders in the industry. Those involved in mission-critical and safety-critical operations find that it fills a significant knowledge gap, allowing readers at different levels of expertise—from seasoned professionals to newcomers—to gain valuable insights into safeguarding critical systems against cyber threats. It effectively addresses the convergence of trends like the Industrial Internet of Things (IIoT) and Digital 4.0, emphasizing the importance of interweaving cybersecurity measures within existing frameworks and standards. Readers particularly appreciate the book's capacity to break down intricate security concepts and design protocols of Safety Instrumented Systems (SIS) through practical solutions and real-life examples. Additionally, it caters to a diverse audience, providing specialized guidance for roles such as industrial automation engineers, safety managers, policymakers, and IT/OT security professionals. The incorporation of visual aids further enhances comprehension, especially for those who prefer learning through diagrams and tables. While some critiques suggest that the book could have been more concise if it targeted a narrower audience, its comprehensive approach ensures that it remains a vital addition to any cybersecurity toolkit. Overall, “Securing Industrial Control Systems and Safety Instrumented Systems” is recommended for its depth of knowledge, clarity, and actionable content, solidifying its position as an essential reference for anyone tasked with defending mission-critical infrastructure. **