IEC 62443 Compliance & Implementation

IEC 62443 Compliance & Implementation Services

Secure Your Industrial Systems. Align with Global Standards

Overview

At Appinvelo, we help industrial organizations and automation vendors implement and align with the IEC 62443 series — the leading international standard for Industrial Cybersecurity. Our expert consultants work with asset owners, system integrators, and product suppliers to strengthen OT/ICS environments against evolving threats.

Our IEC 62443 Support Services

Gap Analysis & Readiness Assessment

  • Benchmark your current OT/ICS security posture against IEC 62443 requirements.
  • Assess maturity across the four stakeholder roles:
  • Asset Owner
  • System Integrator
  • Product Supplier
  • Service Provider
  • Deliver a detailed gap analysis and remediation roadmap.

Security Program Design

  • Define a scalable cybersecurity program based on IEC 62443-2-1 and 62443-3-2.
  • Identify zones and conduits (segmentation strategy) using risk-based approaches.
  • Align your program with your business and operational constraints.

Threat Modeling & Risk Assessment

  • Identify critical assets and threat vectors within your ICS/SCADA network.
  • Develop a tailored risk assessment and risk treatment plan aligned with IEC 62443-3-2.

Security Level Targeting (SL-T)

  • Establish security levels (SL) for each zone/conduit.
  • Define target security levels (SL-T) based on threats and required protection.

Policy & Procedure Development

  • Assist in creating and updating documentation aligned with IEC 62443:
  • Cybersecurity Management System (CSMS)
  • Network Segmentation Policy
  • Secure Development Lifecycle (IEC 62443-4-1)
  • Incident Response & Recovery Plans


Technical Control Implementation

  • Guide the implementation of technical and procedural controls:
  • Authentication, logging, remote access control, network segmentation
  • System hardening and patch management
  • Support security requirements for automation components (IEC 62443-4-2).

Training & Awareness

  • Deliver role-based training for engineers, operators, and IT/OT security staff.
  • Improve cross-functional understanding of industrial cybersecurity best practices.

Certification & Audit Support

  • Prepare your organization for IEC 62443 certification or conformance verification.
  • Work with accredited certification bodies and support pre-assessment audits.


Supported IEC 62443 Standards

We offer consulting support across all key parts of the IEC 62443 series:

62443-1-x

Terminology and concepts

62443-2-x

Security program & risk management for asset owners

62443-3-x

System-level cybersecurity for integrators

62443-4-x

Product & component security for suppliers

Why Choose Us?

  • Industrial Cybersecurity Experts with real-world OT/ICS experience
  • Cross-Vendor, Cross-Sector Knowledge: SCADA, DCS, IIoT and more
  • Engineering + Cybersecurity Approach for practical implementation
  • Compliance + Resilience Focus to meet regulations & business needs
  • Support Across Lifecycle: Design, build, operate, and maintain

Ready to Secure Your Industrial Systems?

Partner with us to build a resilient and compliant OT environment.