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Introduction:
Industrial Control Systems (ICS) and Operational Technology (OT) cybersecurity are critical for protecting infrastructure like power grids, manufacturing plants, and water systems. With rising cyber threats targeting these systems, professionals must stay updated with the latest tools and techniques. This article compiles top free resources to help you build expertise in ICS/OT security.
Learning Objectives:
- Gain foundational knowledge of ICS/OT cybersecurity.
- Learn practical skills using tools like Shodan and Nmap for ICS/OT environments.
- Access free courses, eBooks, and newsletters to stay informed.
You Should Know:
1. YouTube Channel for ICS/OT Security Insights
https://www.youtube.com/@utilsec
This channel provides expert insights, tutorials, and real-world case studies on securing industrial systems.
2. Weekly Email Newsletter
π Sign up here
A concise, actionable newsletter covering ICS/OT security trends, tools, and best practices.
3. 25+ Hour Free Course: ICS/OT Cybersecurity Fundamentals
π Enroll here
A comprehensive course covering ICS/OT security principles, risk assessment, and mitigation strategies.
4. Free eBooks for IT and OT Professionals
- For IT Professionals: Download here
- For OT Professionals: Download here
These guides bridge the knowledge gap between IT and OT security.
5. 10-Hour OSINT for ICS/OT Course
π Access here
Learn Open-Source Intelligence (OSINT) techniques to identify ICS/OT vulnerabilities.
- QuickStart Guides for Shodan and Nmap in ICS/OT
– Shodan Guide: Read here
– Command: `shodan search port:502` (Finds exposed Modbus devices)
– Step-by-step: Use Shodan to detect insecure ICS devices connected to the internet.
– Nmap Guide: Read here
– Command: `nmap -sV –script=modbus-discover -p 502
– Step-by-step: Scan for Modbus-enabled devices and identify potential vulnerabilities.
7. 100 ICS/OT Review Questions
π Download here
Test your knowledge with these practice questions from an advanced ICS/OT course.
8. LinkedIn Posts for Daily Insights
π Follow Mike Holcomb
Daily posts on ICS/OT security trends, tools, and best practices.
What Undercode Say:
- Key Takeaway 1: Free resources like Shodan and Nmap guides provide hands-on skills for securing ICS/OT systems.
- Key Takeaway 2: Continuous learning through newsletters and courses is essential in this rapidly evolving field.
Analysis: The increasing digitization of industrial systems makes them prime targets for cyberattacks. Professionals must leverage free, high-quality resources to stay ahead of threats. Mike Holcombβs curated list is a goldmine for both beginners and experts, offering practical knowledge and tools to defend critical infrastructure.
Prediction:
As ICS/OT systems become more interconnected, cyber threats will grow in sophistication. Free training and tools will play a pivotal role in building a skilled workforce capable of mitigating these risks. Organizations that invest in continuous learning will be better prepared to thwart attacks.
π Follow Mike Holcomb for more ICS/OT cybersecurity insights.
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