Maxime Quartier

Maxime Quartier
Business & Technology Analyst at Virtel, writing on the convergence of mainframe infrastructure, cybersecurity and operational resilience. He explores how legacy systems shape the strategic and regulatory choices facing modern enterprises, and how organisations turn technical constraint into competitive advantage.
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Recent Posts

The Audit Log Lied: When AI Agents Borrow a Human's Identity

by Maxime Quartier, Bruno Maunier on July 6, 2026

8 min read 

What happens when an AI agent operates under a human's RACF identity on the mainframe?

On 17 July 2025, an...

When Obscurity Stops Protecting

by Maxime Quartier, Bruno Maunier on June 3, 2026

8 min read 

AI-driven vulnerability discovery and the mainframe access layer

In early April 2026, Anthropic published a...

Knowing the Components Is Not the Same as Understanding the System

8 min read

There is a particular kind of incident that tests a mainframe team in a way that normal operations never do. Not...

DORA and Mainframe Access: The Security Gap Nobody Is Watching

by Maxime Quartier, Sebastian DEWAR on February 25, 2026

The Digital Operational Resilience Act became fully enforceable across the European Union on January 17, 2025. From that...

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