VajraSec Technologies
Securing
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OT ASSESSMENT

Cyber Assessment

Comprehensive evaluation of industrial architecture, vulnerabilities, and risk.

Wireshark
Kali Linux
Siemens
Rockwell
Splunk
Elastic
OT & ICS Systems

Passive network traffic inspection, configuration auditing, and industrial vulnerability gap analysis

Wireshark

Wireshark

Protocol Deep Packet Inspection

Decodes Modbus, DNP3, CIP, and S7comm without production impact.

Wireshark
Splunk OT

Splunk OT

Industrial Telemetry & SIEM

Centralized logging and correlation for plant-wide operational visibility.

Splunk OT
Fortinet

Fortinet

Ruggedized Perimeter Protection

Industrial firewall rule validation and Purdue model segmentation.

Fortinet
Palo Alto Networks

Palo Alto Networks

Zero Trust Industrial Defense

App-ID inspection for OT protocols and granular access control policies.

Palo Alto Networks
Siemens SIMATIC

Siemens SIMATIC

ICS Engineering Baseline

Hardware configuration review and firmware vulnerability gap analysis.

Siemens SIMATIC
Rockwell Automation

Rockwell Automation

ControlLogix & PLC Defense

FactoryTalk security architecture and Allen-Bradley hardening baselines.

Rockwell Automation
Cisco Industrial

Cisco Industrial

Hardened Network Switching

Substation and plant-floor micro-segmentation aligned with IEC 62443.

Cisco Industrial
Schneider Electric

Schneider Electric

EcoStruxure Automation

Modicon PLC protection and Triconex safety instrumented system reviews.

Schneider Electric
Elastic / ELK

Elastic / ELK

Telemetry Search & Analytics

High-speed query engine for industrial anomaly and threat hunting.

Elastic / ELK
Kali Linux OT

Kali Linux OT

Controlled Assessment Tools

Passive, safety-first reconnaissance tools for industrial networks.

Kali Linux OT
Grafana OT

Grafana OT

Operational Dashboards & Metrics

Visualizing industrial network health, sensor flows, and security alerts in real time.

Grafana OT
Wireshark

Wireshark

Protocol Deep Packet Inspection

Decodes Modbus, DNP3, CIP, and S7comm without production impact.

Wireshark
Splunk OT

Splunk OT

Industrial Telemetry & SIEM

Centralized logging and correlation for plant-wide operational visibility.

Splunk OT
Fortinet

Fortinet

Ruggedized Perimeter Protection

Industrial firewall rule validation and Purdue model segmentation.

Fortinet
Palo Alto Networks

Palo Alto Networks

Zero Trust Industrial Defense

App-ID inspection for OT protocols and granular access control policies.

Palo Alto Networks
Siemens SIMATIC

Siemens SIMATIC

ICS Engineering Baseline

Hardware configuration review and firmware vulnerability gap analysis.

Siemens SIMATIC
Rockwell Automation

Rockwell Automation

ControlLogix & PLC Defense

FactoryTalk security architecture and Allen-Bradley hardening baselines.

Rockwell Automation
Cisco Industrial

Cisco Industrial

Hardened Network Switching

Substation and plant-floor micro-segmentation aligned with IEC 62443.

Cisco Industrial
Schneider Electric

Schneider Electric

EcoStruxure Automation

Modicon PLC protection and Triconex safety instrumented system reviews.

Schneider Electric
Elastic / ELK

Elastic / ELK

Telemetry Search & Analytics

High-speed query engine for industrial anomaly and threat hunting.

Elastic / ELK
Kali Linux OT

Kali Linux OT

Controlled Assessment Tools

Passive, safety-first reconnaissance tools for industrial networks.

Kali Linux OT
Grafana OT

Grafana OT

Operational Dashboards & Metrics

Visualizing industrial network health, sensor flows, and security alerts in real time.

Grafana OT
Wireshark

Wireshark

Protocol Deep Packet Inspection

Decodes Modbus, DNP3, CIP, and S7comm without production impact.

Wireshark
Splunk OT

Splunk OT

Industrial Telemetry & SIEM

Centralized logging and correlation for plant-wide operational visibility.

Splunk OT
Fortinet

Fortinet

Ruggedized Perimeter Protection

Industrial firewall rule validation and Purdue model segmentation.

Fortinet
Palo Alto Networks

Palo Alto Networks

Zero Trust Industrial Defense

App-ID inspection for OT protocols and granular access control policies.

Palo Alto Networks
Siemens SIMATIC

Siemens SIMATIC

ICS Engineering Baseline

Hardware configuration review and firmware vulnerability gap analysis.

Siemens SIMATIC
Rockwell Automation

Rockwell Automation

ControlLogix & PLC Defense

FactoryTalk security architecture and Allen-Bradley hardening baselines.

Rockwell Automation
Cisco Industrial

Cisco Industrial

Hardened Network Switching

Substation and plant-floor micro-segmentation aligned with IEC 62443.

Cisco Industrial
Schneider Electric

Schneider Electric

EcoStruxure Automation

Modicon PLC protection and Triconex safety instrumented system reviews.

Schneider Electric
Elastic / ELK

Elastic / ELK

Telemetry Search & Analytics

High-speed query engine for industrial anomaly and threat hunting.

Elastic / ELK
Kali Linux OT

Kali Linux OT

Controlled Assessment Tools

Passive, safety-first reconnaissance tools for industrial networks.

Kali Linux OT
Grafana OT

Grafana OT

Operational Dashboards & Metrics

Visualizing industrial network health, sensor flows, and security alerts in real time.

Grafana OT
Wireshark

Wireshark

Protocol Deep Packet Inspection

Decodes Modbus, DNP3, CIP, and S7comm without production impact.

Wireshark
Splunk OT

Splunk OT

Industrial Telemetry & SIEM

Centralized logging and correlation for plant-wide operational visibility.

Splunk OT
Fortinet

Fortinet

Ruggedized Perimeter Protection

Industrial firewall rule validation and Purdue model segmentation.

Fortinet
Palo Alto Networks

Palo Alto Networks

Zero Trust Industrial Defense

App-ID inspection for OT protocols and granular access control policies.

Palo Alto Networks
Siemens SIMATIC

Siemens SIMATIC

ICS Engineering Baseline

Hardware configuration review and firmware vulnerability gap analysis.

Siemens SIMATIC
Rockwell Automation

Rockwell Automation

ControlLogix & PLC Defense

FactoryTalk security architecture and Allen-Bradley hardening baselines.

Rockwell Automation
Cisco Industrial

Cisco Industrial

Hardened Network Switching

Substation and plant-floor micro-segmentation aligned with IEC 62443.

Cisco Industrial
Schneider Electric

Schneider Electric

EcoStruxure Automation

Modicon PLC protection and Triconex safety instrumented system reviews.

Schneider Electric
Elastic / ELK

Elastic / ELK

Telemetry Search & Analytics

High-speed query engine for industrial anomaly and threat hunting.

Elastic / ELK
Kali Linux OT

Kali Linux OT

Controlled Assessment Tools

Passive, safety-first reconnaissance tools for industrial networks.

Kali Linux OT
Grafana OT

Grafana OT

Operational Dashboards & Metrics

Visualizing industrial network health, sensor flows, and security alerts in real time.

Grafana OT
Standards Alignment
Aligned with IEC 62443-2-1NIST CSF applied to ICS
Engagement Scope

Key components of our OT/ICS Security Assessment

A structured, defined delivery model ensuring you receive actionable outputs and tangible improvements to your operational security posture. Built specifically for industrial automation and critical infrastructure without risking production uptime.

Purdue Model Architecture Review

Purdue Model Architecture Review

Deep architectural audit evaluating segmentation from Level 0/1 process cells to Level 4/5 enterprise networks.

Passive Network Traffic Analysis

Passive Network Traffic Analysis

Non-intrusive packet capture detecting protocol anomalies, insecure cleartext commands, and unauthorized traffic.

Detailed Vulnerability Identification

Detailed Vulnerability Identification

Correlate controller firmware, HMIs, and engineering workstations with known CVEs and CISA ICS advisories.

Active Directory & Identity Review

Active Directory & Identity Review

Analyze domain controllers, service accounts, and privileged workstation access across the IT/OT boundary.

Cyber-Physical Risk Quantification

Cyber-Physical Risk Quantification

Quantify potential downtime, financial exposure, and safety consequences of identified attack vectors.

Strategic Remediation Roadmap

Strategic Remediation Roadmap

Phased multi-year mitigation strategy structured around plant maintenance windows and turnarounds.

OT/ICS Security Assessment Operational Challenge
The Operational Challenge

Protect your infrastructure from evolving threats.

Comprehensive evaluation of industrial architecture, vulnerabilities, and risk.

OT SECURITY METHODOLOGY

Proven 4-Stage Methodology for OT/ICS Security Assessment

Our structured engineering methodology is designed specifically for operational technology and industrial control environments. Every phase is executed passively with strict change governance, ensuring zero disruption to live manufacturing and continuous compliance with IEC 62443.

Zero operational disruption to live plant controls
Aligned with IEC 62443 & Purdue architecture
Deterministic, engineering-led deliverables
Get Started
1

Passive Discovery

Deploying non-intrusive sensors to mirror traffic and inventory all PLCs, DCS controllers, and I/O modules.

2

Purdue Boundary Analysis

Mapping industrial data flows to uncover unauthorized cross-zone protocols and architectural bypasses.

3

Vulnerability Mapping

Correlating active firmware against CISA ICS Advisories and known CVE databases without active scans.

4

Phased Remediation Plan

Engineering a risk-prioritized remediation roadmap with practical compensating controls for plant engineers.

Target Audience

Who Benefits Most From This Engagement?

Engineered for plant operations, control systems engineers, and cybersecurity leaders responsible for operational resilience.

Industrial Cybersecurity Managers

Industrial Cybersecurity Managers

Need rigorous Purdue model traffic validation, active CVE mapping, and quantitative cyber-physical risk scores.

Facilities Preparing for Compliance Audits

Facilities Preparing for Compliance Audits

Must validate segmentation, identify insecure protocols, and document adherence to IEC 62443 and NIST CSF.

Enterprise CISOs with Converged IT/OT

Enterprise CISOs with Converged IT/OT

Want to eliminate cross-boundary blind spots and verify that corporate threats cannot traverse into production control.

Ready to Secure Your Plant Floor?

Speak with our OT cybersecurity experts to build a strategy that protects your critical processes.

BOOK OT SECURITY ASSESSMENT •