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Expertise in a Hoodie: Uwe Graf is The Modern Mainframe Nerd

Expertise in a Hoodie: Uwe Graf is The Modern Mainframe Nerd

by Penney Berryman | Apr 30, 2026

Uwe Graf Head of ConsultingEasiRun Europa GmbH Hesse, GermanyThis profile features Uwe Graf, one of the top four 2026 Influential Mainframers in the class of 2026.If you ask Uwe Graf to describe himself, he won’t start with a list of certifications or corporate...

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Ezriel Gross: Bridging the Gap Between Mainframe Education and Real-World Experience

Ezriel Gross: Bridging the Gap Between Mainframe Education and Real-World Experience

by Influential Mainframer | Apr 21, 2026

Ezriel Gross Senior Technical Staff Member and Product Evangelist Rocket Software Wayne, New Jersey, USAThis piece is part of the 2026 Planet Mainframe Influential Mainframers series.Ezriel Gross, a Senior Technical Staff Member and Product Evangelist at Rocket...

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Scott Brod: Proving the Mainframe is a Modern, High-Performance Engine

Scott Brod: Proving the Mainframe is a Modern, High-Performance Engine

by Influential Mainframer | Apr 17, 2026

Scott Brod Product ManagerBroadcom Port Monmouth, NJ, USAThis piece is part of the 2026 Planet Mainframe Influential Mainframers series.In the world of enterprise computing, "legacy" is often used as a polite synonym for "outdated." But for Scott Brod, a Product...

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How Gil Peleg Is Winning VC Backing for Mainframe AI

How Gil Peleg Is Winning VC Backing for Mainframe AI

by Penney Berryman | Apr 7, 2026

Gil Peleg Co-founder, CEOGeniez AI London, England, United KingdomThis article features Gil Peleg, one of the top four 2026 Influential Mainframers.While others try to modernize around the mainframe, Gil Peleg is building AI inside it. VCs are paying attention. ...

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The Real Opportunity for AI on the Mainframe Isn’t Code

The Real Opportunity for AI on the Mainframe Isn’t Code

by Gil Peleg | Mar 13, 2026

AI for the Mainframe: Turning System Data Into Answers For the past year, nearly every conversation about artificial intelligence and the mainframe has centered on one question: What will AI do to COBOL? Will it modernize legacy applications? Generate new programs?...

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An Undocumented CICS Fix That Boosts Throughput and Cuts CPU

An Undocumented CICS Fix That Boosts Throughput and Cuts CPU

by Frank Kyne | Mar 10, 2026

IBM has an undocumented fix to the CICS WEB interface that can optimize throughput and response time while also saving CPU. This article explains how to make it work for you.  In the course of my current project, I had the pleasure of working with Ole Olsen at JN Data...

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CICS. Db2. IPL. The Latest Cheryl Watson’s Tuning Letter

CICS. Db2. IPL. The Latest Cheryl Watson’s Tuning Letter

by Mark Wilson | Mar 3, 2026

The Latest Tuning Letter issue is out now! Subscribers to Cheryl Watson’s Tuning Letter will find the newest issue, 2026 No.1, on our Tuning Letter website. If you are not a current subscriber yet, sign up today! This subscription-only resource is available to both...

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CICS and AI in Practice What Is Shipping and What Matters Now

CICS and AI in Practice What Is Shipping and What Matters Now

by Amanda Hendley | Feb 5, 2026

Artificial intelligence (AI)is no longer something CICS teams discuss in the abstract. In a recent Planet Mainframe CICS Virtual User Group, the AI conversation focused on three points: What is already available? What is already running in production? How is AI being...

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Extending the Security Stack: Red Teaming, Scenarios, Risks, and Reality

Extending the Security Stack: Red Teaming, Scenarios, Risks, and Reality

by Kevin Milne | Jan 12, 2026

Mainframes hold the heart of the most critical business processes in finance, healthcare, and government. Yet many security programmes still draw a neat line around them, treating z/OS as out of scope for red teaming, scenarios, and cyber risk quantification. This...

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Turning Nightly Downtime into a Competitive Advantage with VSAM File-Sharing

Turning Nightly Downtime into a Competitive Advantage with VSAM File-Sharing

by Eric Letourneau | Dec 9, 2025

If you run on IBM Z, you may still stop CICS overnight so batch jobs can update VSAM files. That pause might be necessary today, but it is no longer a requirement.  We will show you how to remove the trade-off between fresh data and uninterrupted access with VSAM...

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