Gary Barlet

Field CTO, Federal

Gary Barlet has nearly three decades of cloud, cybersecurity, and network experience in the U.S. federal government leading security and IT teams in both civilian agencies and the Department of Defense (DoD). At Illumio, Gary works with government agencies, contractors, and the broader ecosystem to build in Zero Trust Segmentation as a strategic component of the government’s Zero Trust architecture. Before joining Illumio, Gary served as the Chief Information Officer at the Office of the Inspector General for the U.S. Postal Service and served in the Air Force in several technology leadership capacities, retiring from his role as Cyber Operations Officer.

Authored content

Learnings From 3 Recent Cyberattacks Point to Zero Trust Segmentation
Zero Trust Segmentation

Learnings From 3 Recent Cyberattacks Point to Zero Trust Segmentation

Recent cybersecurity incidents like those impacting MITRE, the Danish energy infrastructure, and the British Library are reminders of how important network segmentation is in reducing the impact of breaches and ransomware attacks.

What You Need to Know About the New National Cybersecurity Strategy Implementation Plan
Cyber Resilience

What You Need to Know About the New National Cybersecurity Strategy Implementation Plan

Get Illumio Federal CTO Gary Barlet's takeaways on the U.S. government's new implementation plan.

Where Does Zero Trust Segmentation Slot Into CISA's New Zero Trust Maturity Model?
Zero Trust Segmentation

Where Does Zero Trust Segmentation Slot Into CISA's New Zero Trust Maturity Model?

Get insight into how CISA's updated Zero Trust Maturity Model will help federal agencies better achieve their cyber resilience objectives.

Why Cyber Disasters Are Still Happening — And How to Fix It
Cyber Resilience

Why Cyber Disasters Are Still Happening — And How to Fix It

Get insight from Gary Barlet, Illumio Federal CTO, on why decades of trying to prevent and detect direct attacks by adversaries – and failing – means it's time to shift the focus to containment.

Illumio is "In Process" on the FedRAMP Marketplace
Zero Trust Segmentation

Illumio is "In Process" on the FedRAMP Marketplace

What Illumio's new FedRAMP in-process designation means for the FedRAMP marketplace.

3 Challenges Federal Agencies Face When Implementing Modern Cybersecurity
Cyber Resilience

3 Challenges Federal Agencies Face When Implementing Modern Cybersecurity

The U.S. federal government collects the personal information of almost every citizen. And federal agencies hold valuable data, some of which could put the country in danger if it was released.

Assume Breach.
Minimize Impact.
Increase Resilience.

Ready to learn more about Zero Trust Segmentation?