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Why IBM’s New FlashSystem Matters to Mainframe Teams
Today, IBM announced its latest FlashSystem models. There’s no new z/OS capability, no IBM Z hardware refresh, and no features aimed directly at system programmers. In fact, IBM confirmed in its media briefing that the new FlashSystem line is not intended for z/OS CKD...
❓Python Programming Trivia
We often describe Python as a “modern” language, but its story spans decades of technological change, cultural shifts, and unexpected platforms. What began as a small side project in the Netherlands evolved into one of the most widely used programming languages in the...
❓ Workforce and Training Trivia
Happy 2026—and welcome to a whole new year of Planet Mainframe Trivia! As our January theme focuses on Workforce and Training, this quiz looks at mainframe pioneers and the early decisions that shaped how mainframe skills are learned and passed on. Mainframe expertise...
Extending the Security Stack: Red Teaming, Scenarios, Risks, and Reality
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...
Missing Mainframe and IT Skills: How Enterprises Can Respond
Attendees at GS UK 2025 noticed a new track, WAVEZ 101, dedicated to early-career and undergraduate mainframers. I was delighted to be invited to speak on mainframe skills and what I see for the industry’s future employees. A Gloomy Skills Outlook The IT skills topic...
Inside the Math That Will Break Time: The Y2K38 Problem
As the world embraces a new year, there is a familiar sense of confidence in our digital progress. We speak fluently about artificial intelligence, automation, smart infrastructure, and autonomous systems. Technology feels mature, dependable, and ever-advancing. But...
Mainframe Careers Rarely Follow a Script – featuring Chris Muncan
Mainframe careers rarely follow a script. Rather, they grow through curiosity, mentorship, and a willingness to keep learning. This trifecta is especially necessary as tools, platforms, and expectations evolve. Planet Mainframe caught up with Chris Muncan, Lead DB2...
Newest Virtel Release, SHARE Orlando Tickets, and more
VIRTEL announces release of Virtel 4.63: a major new version to better connect, secure, and simplify access to any mainframe application SHARE Orlando Early Bird Tickets Available Hitachi Vantara's Virtual Storage Platform One Wins CRN 2025 Products of the Year Award...
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A Breakthrough in Mainframe Storage Efficiency
Broadcom has delivered a first in mainframe storage with the Virtual Storage Adapter (VSA) enhancement to CA 1™ Flexible Storage™. This new feature lets you have your cake and eat it too – achieve high-performance virtual tape storage without the traditionally higher...
Mainframe Security Isn’t What It Used to Be – How CICS and LE Are Fighting Back
This article updates a 2022 piece in Cheryl Watson’s Tuning Letter, “LE Non-Executable HEAPS and CICS User Experiences” by Mario Bezzi. Current Tuning Letter subscribers can read the original article online. Think your mainframe is immune to modern cyber threats?...
Time to Rethink Db2 Disaster Recovery
For a long time, disaster recovery (DR) in Db2 z/OS environments was mostly about getting systems back online after a major outage. Whether it was a hardware failure, a data center problem, or a natural disaster, the focus was on full system recovery, bringing the...
You May Know More About Security and IAM on the Mainframe Than You Think
For many, the mainframe can be a daunting subject – with misguided initial reactions of the platform as "legacy” technology that may be replaced by the cloud. Part of this angst and dismissiveness is because not everyone fully understands the true value of the...
From Poolside Code to Mainframe Maven – Influential Mainframer Felix Scott
Felix Scott, a trainee in the New to Z (NTZ) program at Vertali in the UK, doesn’t fit the usual mental picture of a mainframer. At 27, he’s a younger voice in a field dominated by veterans. But Felix isn’t afraid to admit what he doesn’t know. "Being publicly wrong...
Strengthening Enterprise Security with IBM Multi-Factor Authentication
Why MFA is Crucial in Today’s Security Landscape Traditionally, user authentication has relied heavily on passwords or passphrases. However, passwords alone have become a weak point in cybersecurity. They are often easy to guess, reused across systems, or written...
Smarter Tech Decisions: Why “and” Wins Over “or”
In technology, we often present choices as binary decisions: replace or keep, mainframe or cloud. But what if this either/or mindset is limiting our potential? This realization struck me through an unexpected source: my home security system. A Lesson in Integration...
Mainframe Security in 2025: Countering New Threats, Using AI, and Getting the Basics Right
Introduction As we moved into 2025, two trends were front of mind for many of our clients: their continued efforts to achieve a Zero Trust security stance in the face of an evolving threat landscape, and the unstoppable rise of artificial intelligence – countering the...
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Upcoming Events
Events
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Virtual CICS User Group | March 17, 2026
Zoom - Virtual Meeting -
Virtual Db2 User Group | March 24, 2026
Zoom - Virtual Meeting -
Essential z/OS Performance Tuning Workshop – Registration Deadline: March 16, 2026.
The 4-day z/OS Performance Tuning Essentials Workshop introduces the foundational terminology, metrics, and practices necessary to measure, understand, and improve z/OS system performance. Participants will gain a comprehensive understanding of […]
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Virtual IMS User Group | April 14, 2026
Zoom - Virtual Meeting
Rocket Software and K2view Partnership, 2025 Gartner Peer Insights Customers’ Choice, and more
IBM Introduces New Software to Address Growing Digital Sovereignty Imperative Rocket Software and K2view Partner to Accelerate Mainframe Modernization with Governed, AI-Ready Test Data for Testing, Analytics, and AI BMC is recognized as a 2025 Gartner® Peer Insights™...
❓Mainframe Professional Skills Trivia
Our last trivia quiz explored the legacy of mainframe pioneers, and this week we’re going to continue looking into the lineage of skills in mainframe professional practice, examining how early design and operational decisions shaped the way mainframe expertise is...
❓ Workforce and Training Trivia
Happy 2026—and welcome to a whole new year of Planet Mainframe Trivia! As our January theme focuses on Workforce and Training, this quiz looks at mainframe pioneers and the early decisions that shaped how mainframe skills are learned and passed on. Mainframe expertise...
Newest Virtel Release, SHARE Orlando Tickets, and more
VIRTEL announces release of Virtel 4.63: a major new version to better connect, secure, and simplify access to any mainframe application SHARE Orlando Early Bird Tickets Available Hitachi Vantara's Virtual Storage Platform One Wins CRN 2025 Products of the Year Award...
❓What 2025 Taught Us About Mainframes: A Trivia Quiz
As the year closes, and the year-end reflections roll in, we’re taking a closer look at key findings from the latest BMC, Kyndryl, and Planet Mainframe Arcati surveys. The results point to a platform that is evolving in response to cost pressures, skills gaps,...
Real-Time Data Replication, Quantum Safe Assessment Service, and More
Precisely Accelerates Mainframe Modernization with Real-Time Data Replication to Amazon S3 Kyndryl Unveils Quantum Safe Assessment Service to Enable Enterprise Readiness for the Quantum Era IBM Turbonomic and IBM Kubecost unite to optimize Kubernetes performance and...