Humans must remain in the loop for all critical security decisions: Binu Chacko, Group Director – Information Security, Walmart Global Tech

As enterprises move rapidly toward AI-driven systems, information security is no longer just about protecting infrastructure. It is about protecting trust—between organizations, customers, and intelligent machines making decisions at scale. In this interview, Binu Chacko, Group Director – Information Security at Walmart Global Tech, shares a grounded view of what lies ahead. From AI becoming both a weapon and a shield, to privacy evolving into a design principle, and security talent needing a very different mix of skills, Binu Chacko outlines how the role of InfoSec is fundamentally changing as we approach 2026. Drawing from the perspective of a Fortune #1 enterprise operating at massive scale, he explains how Walmart Global Tech is balancing personalization with privacy, embedding AI responsibly into cyber defence, and building a future-ready security workforce.

Some edited excerpts:

In 2026, what are the top three shifts that you believe will redefine information security ...