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Background for this topic.
CISO is the senior executive responsible for an organization’s information security strategy and governance. This role involves overseeing risk assessments, security architecture, and policy enforcement to protect sensitive data and critical systems. The CISO coordinates between technical teams and business units to ensure security measures align with organizational priorities and regulatory requirements.
In practice, the CISO must manage risks from insider threats, supply chain vulnerabilities, and targeted cyberattacks by prioritizing security controls and monitoring emerging threats. Their decisions influence how effectively an organization detects and responds to incidents, maintains secure configurations, and integrates security into business processes. Effective CISOs balance technical expertise with strategic oversight to reduce exposure across diverse attack surfaces.
GME CISO Brahman Thiyagalingham on Closing the IT-OT Security GapIf you detect something bad in the OT environment, you can't necessarily block it like you can in the IT environment, you have to allow this bad thing to come true, and then you need to analyze, said Brahman Thiyagalingham, CISO, GME.