Siga Blog

Cyber OT Intelligence Hub

Insights and trends in Process Oriented OT Cybersecurity

Data Centers Harden IT. CPS Remains Soft

04 June 2026

Data center infrastructure is built for resilience. Power, cooling, and physical security systems are tightly engineered to keep operations running, even under...

Recent Lesson from Warfare: Process Integrity Part of the Battleground

16 April 2026

As documented in Advisory AA26-097A, kinetic warfare now extends to critical infrastructure. When adversaries can manipulate the very data operators use to...

Gartner Explains the Shift from Prevention to Resilience

09 April 2026

For many years, prevention has been the focus within OT cybersecurity.  This approach is best compared to a fortress – building higher...

OT Cyber Incident Report and the Iceberg Syndrome

26 March 2026

Waterfall’s recent release of the ICS Strive 2026 OT Cyber Threat Report shows a relatively small (and declining) number of cyberattacks with...

The Blind Operator Scenario During an OT Breach

19 March 2026

In OT cybersecurity, a breach (or a suspected breach) creates a state of uncertainty regarding process integrity. This is the Blind Operator...

Bridging the Recovery Gap: Why OT Cyber Incidents Paralyze Operations for Months

04 March 2026

For a CISO, the most paralyzing aspect of an OT incident isn’t just the technical restoration – it is the high-stakes dilemma...

Process Over People: Scalable Visibility for an AI-Driven Threat Landscape

11 November 2025

In operational technology, cybersecurity has always relied on people:  operators verifying data, engineers interpreting behavior, and technicians confirming what systems report. In...

The Process-Oriented View: CISO Visibility During an OT Attack

30 October 2025

It’s 3 AM. The CISO’s phone rings. A critical OT cyberattack is underway. Within minutes, the most critical assets – turbines, pumps,...

Ransomware’s Faustian Bargain in OT: Pay Now or Pay Later

11 September 2025

Critical infrastructure operators face a Faustian bargain when ransomware strikes. Paying hackers to restore operations may appear the easiest route, but every...

Protecting the Process Layer of Critical Infrastructure with an unhackable source of truth