OT Security Testing — ICS · SCADA · Purdue model
ICS/SCADA Purdue-model assessments with safe, non-disruptive methodology for critical infrastructure operators.
Coverage that goes deep.
ICS/SCADA Purdue-model assessments with safe, non-disruptive methodology for critical infrastructure operators.
- Purdue model network architecture review
- ICS protocol analysis (Modbus, DNP3, IEC 61850, S7)
- PLC / RTU / HMI assessment (passive)
- Historian & engineering workstation security
- IT/OT segregation validation
- Vendor remote access review
- Safety instrumented system (SIS) assessment
- Timeline
- 15–25 business days
- Methodology
- IEC 62443
NIST SP 800-82r3
Purdue Reference Architecture - Category
- Offensive
- Re-test
- Included after fixes
Every engagement is led by a CRTO/OSCP-certified senior engineer with named accountability.
What you get back.
A structured deliverable pack you can hand to engineers, auditors and the board.
Purdue-model network map
Vulnerabilities per zone
IT/OT segregation review
IEC 62443 gap assessment
How we work.
Scope
Confidential scoping call. We agree assets, environments, exclusions and timing.
Test
Active testing per agreed methodology, with daily check-ins on critical findings.
Report
Executive + technical deliverables. CXO presentation if you want it.
Retest
Re-test included after your team applies fixes. Certificate issued on pass.
Common questions.
Is this safe for live production?
Tell us about your environment.
A 30-minute scoping call — confidential, NDA-protected, complimentary. Our senior security team will respond within 4 business hours.
- Named senior engineer on every project
- In-house tools in production · ISO 27001 aligned practices
- 4-hour breach SLA · 5–10 day delivery