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ICS Cybersecurity: SCADA, PLC, DCS & IEC 62443 Guide
Rating: 4.2 out of 5(93 ratings)
408 students

What you'll learn

  • Master SCADA, PLC, DCS, BAS, and SIS control system architectures and identify vulnerabilities specific to industrial environments
  • Implement defense-in-depth strategies using the Purdue Model for layered ICS security from field devices to enterprise networks
  • Apply all seven IEC 62443 foundational requirements: authentication, audit, integrity, confidentiality, segmentation, response, and availability
  • Deploy network segmentation, intrusion detection, secure remote access, SIEM solutions, and endpoint protection for OT environments

Course content

6 sections37 lectures6h 46m total length
  • Introduction4:41

Requirements

  • No prior ICS or cybersecurity experience required - course designed for complete beginners starting from fundamentals
  • Basic computer literacy and familiarity with networks helpful but not essential - all concepts explained from basics
  • Interest in industrial control systems, critical infrastructure security, or OT/ICS cybersecurity careers
  • Note: Course pacing is professional-level; use Udemy playback speed controls (0.75x) if you prefer slower delivery

Description

358 students. 4.19/5.0 rating. 95% say "knowledgeable instructor." 92% say "valuable information." 88% say "clear explanations." Master industrial control system cybersecurity with comprehensive training in SCADA, PLC, DCS protection, IEC 62443 compliance, and defense-in-depth strategies for critical infrastructure.


Protect industrial control systems from cyber threats with complete training covering SCADA, PLC, DCS, Building Automation Systems, Safety Instrumented Systems, and IIoT security. Learn the Purdue Model, IEC 62443 foundational requirements, network segmentation, intrusion detection, and secure remote access.


WHAT YOU'LL LEARN


Industrial Control Systems Fundamentals - Master Distributed Control Systems (DCS), Programmable Logic Controllers (PLC), SCADA systems, Building Automation and Control Systems (BACS), Safety Instrumented Systems (SIS), and Industrial Internet of Things (IIoT) architecture and vulnerabilities.


Purdue Model & Defense-in-Depth - Understand the industry-standard Purdue Model for ICS network architecture, implement layered security strategies, and apply defense-in-depth principles to protect critical infrastructure from Level 0 (field devices) through Level 5 (enterprise network).


IEC 62443 Compliance Framework - Master all seven IEC 62443 foundational requirements: identification and authentication, use control and audit records, system integrity, data confidentiality, restricted data flow, timely response to events, and resource availability with redundancy and backup.


Network Security Controls - Implement asset management, network segmentation and zoning, network discovery protocols, intrusion detection systems (IDS), secure remote access (VPN, jump servers), SIEM solutions for log aggregation, and endpoint protection for industrial devices.


Cyber Threat Protection - Understand OT vs IT network differences, analyze real-world cyber attacks on industrial systems, identify attack vectors, and implement countermeasures to protect SCADA, PLC, and DCS systems from ransomware, malware, and targeted attacks.


COURSE INCLUDES


37 lectures (6 hours 47 minutes) covering complete ICS cybersecurity lifecycle

27 comprehensive quizzes reinforcing key concepts after each major topic

Downloadable resources: Purdue Model diagrams, IEC 62443 checklists, segmentation guides

Real-world examples from critical infrastructure security incidents

Coverage of contemporary control system architectures and emerging threats


IMPORTANT NOTE - PACING


This course covers technical content at a professional pace suitable for engineers and IT professionals. If you prefer slower delivery, use Udemy's playback speed controls (0.75x or 0.5x speed) for more comfortable viewing. All lectures include comprehensive coverage with opportunity to pause and review.


WHO THIS IS FOR


  • ICS/OT Security Engineers protecting SCADA, PLC, and DCS systems in manufacturing, energy, and utilities

  • IT Security Professionals transitioning to operational technology (OT) cybersecurity roles

  • Industrial Engineers and Operations Personnel responsible for control system security and compliance

  • Security Managers implementing IEC 62443 compliance programs for critical infrastructure

  • Control System Integrators and Vendors securing industrial automation systems

  • Students and Career Changers entering the high-demand ICS cybersecurity field


NO PREREQUISITES REQUIRED


Basic computer literacy sufficient. Designed for beginners with no prior industrial control system or cybersecurity background. Course teaches fundamentals from ground up including control system types, security principles, and IEC 62443 framework.


ICS CYBERSECURITY CAREER OPPORTUNITIES


  • Entry-level ICS Security Analyst: $60,000-$80,000 annually

  • ICS/OT Security Engineer: $80,000-$110,000 annually

  • Senior ICS Security Specialist: $110,000-$130,000 annually

  • ICS Security Architect/Manager: $130,000-$150,000+ annually


Industrial cybersecurity is one of the fastest-growing fields with strong demand as critical infrastructure protection becomes increasingly vital. Manufacturing, energy, water, transportation, and healthcare sectors urgently need skilled professionals to protect operational technology.


COURSE STRUCTURE


Section 1: Introduction to ICS Cybersecurity

Section 2: Overview of Industrial Control Systems (DCS, PLC, SCADA, BAS, SIS, IIoT)

Section 3: Cybersecurity Introduction (Purdue Model, OT vs IT, Cyber Attacks, Defense-in-Depth)

Section 4: IEC 62443 Foundational Requirements (FR1-FR7 Complete Coverage)

Section 5: Cybersecurity In-Depth (Asset Management, Segmentation, IDS, Remote Access, SIEM, Endpoint Protection)

Section 6: Course Conclusion


Enroll now and master ICS cybersecurity to protect critical infrastructure!

Who this course is for:

  • ICS/OT security engineers and analysts protecting SCADA, PLC, DCS systems in manufacturing, energy, utilities, and critical infrastructure
  • IT security professionals transitioning to operational technology (OT) cybersecurity roles and learning industrial system security
  • Industrial engineers, automation engineers, and operations personnel responsible for control system security and IEC 62443 compliance
  • Security managers and consultants implementing cybersecurity programs for critical infrastructure and industrial facilities
  • Students, career changers, and professionals entering the high-demand ICS cybersecurity field with salaries from $60K-$150K+