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Hybrid by Design: The Next-Gen Mainframe Quiz
If you’ve been in the mainframe ecosystem for any time at all, you’ll know that the mainframe has long been associated with stability and staying power. But today’s conversation increasingly centers on the evolution of the next-gen mainframe, and how it fits into...
An Undocumented CICS Fix That Boosts Throughput and Cuts CPU
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...
Modern DevOps Has Arrived on the Mainframe | BMC Insights
For years, the narrative was that cloud-native would consign mainframes to history. To hear about the actual reality, Developer caught up with David Tighe, Area VP - Value and Solution Engineering Asia Pacific and Japan at BMC Software. “There was a period where...
Reducing Training Downtime – Why Cloud Monitoring Is Critical for Workforce Enablement
Training Downtime Is Costly. Cloud Monitoring Prevents It. Workforce training remains a significant topic in the mainframe ecosystem. The trend has shifted from workforce training as a nice-to-have support function to a necessity for operational infrastructure....
CICS. Db2. IPL. The Latest Cheryl Watson’s Tuning Letter
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...
New Survey Findings, New FlashSystem Portfolio, and more
New Rocket Software Survey Finds 69% of IT Leaders Report Data Security Keeps Them Up at Night Kyndryl Named a Leader in 2025–2026 IDC MarketScape for Mainframe Modernization IBM Introduces Autonomous Storage with New FlashSystem Portfolio Powered by Agentic AI...
2026 Arcati Survey Results Trivia
Welcome to this week’s Planet Mainframe trivia quiz! On the heels of the 2026 Arcati Survey Results release, this round of trivia focuses on changes underway. Workforce demographics are shifting, new generations are entering mainframe computing fields (and through...
Learn and Grow at Broadcom’s 2026 Mainframe Technical Exchanges
What do you get when you bring together hands-on workshops, SME-led technical demos, networking events, and a gathering of mainframers driving to strengthen the community? You get the 2026 Mainframe Technical Exchanges. April 21 - 23, 2026: European in-person event,...
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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...
The Open Mainframe Project Has a Trust Problem — And the Mainframe Can’t Afford It
Open Mainframe Project Security Concerns I was chatting with a mainframer buddy the other day, and he expressed some concerns about the overall code security of the Open Mainframe Project (OMP), particularly around member vetting. So, I spent a bit of time digging...
IBM z17 NTS Enhancements: Securing Time Synchronization
In October 2025, Planet Mainframe published the first article of this two-part series on IBM z17 Time Synchronization Enhancements. That article focused on time synchronization resiliency and accuracy enhancements introduced on IBM z17. This article continues with a...
z/OS Security Assessments: What We Missed in 2015 vs. Today
My career has, over the nearly four years of working in this field, predominantly been comprised of RACF Administration and Engineering, interspersed with other opportunities that I foolishly volunteered myself for. Such opportunities have included writing articles,...
PowerTerm End-of-Life: Why Organizations Must Act Now – And Why the December 10 Webinar Is Critical
In March 2025, Ericom PowerTerm, a terminal emulator still used by thousands of organizations to access mainframes, IBM i systems, Unix hosts, VMS machines, and other mission-critical environments, officially entered End-of-Life (EOL). For decades, PowerTerm provided...
Mainframe AI Agents: The Interns Who Never Sleep
A conversation with BMC Anthony Doroand Leah Sokalov.A Knowledge Problem That Can’t Wait Amanda Hendly, Managing Editor of Planet Mainframe, met with Distinguished Engineer Anthony Doro and Senior Product Manager Leah Sokalov, both from BMC. The conversation focused...
Why It’s Finally Time to Retire Your TN3270 Emulator
For decades, TN3270 terminal emulators have been a staple for accessing mission-critical mainframe applications. However, as cyber threats evolve and legacy systems strain under new compliance demands, it is becoming increasingly clear that traditional...
Why Human Error is the Mainframe’s Biggest Risk
Mainframes have always had a bit of a superhero reputation: rock-solid, ultra-secure, and always up. They’ve powered banks, airlines, and governments for decades without so much as blinking. But I want to share an uncomfortable truth: even the most secure systems in...
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Mainframe Virtual User Group: Unlocking the Core—API-Driven Data Access in CICS
Virtual MeetingMainframe data is no longer a "black box." As organizations push for real-time insights and seamless hybrid cloud integration, the ability to access CICS-managed data via modern APIs has become […]
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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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You’ve never mainframed like this : Navigating the BMC AMI DevX Platform to Understand Code Faster Using AI
FeaturedVirtual MeetingMarch 31 | 2:30 PM(UTC+11:00) Sydney REGISTER Mainframe development is evolving - and you deserve tools that empower you, not hold you back. Join us for a technical workshop and […]
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Virtual IMS User Group | April 14, 2026
Zoom - Virtual Meeting
Hybrid by Design: The Next-Gen Mainframe Quiz
If you’ve been in the mainframe ecosystem for any time at all, you’ll know that the mainframe has long been associated with stability and staying power. But today’s conversation increasingly centers on the evolution of the next-gen mainframe, and how it fits into...
New Survey Findings, New FlashSystem Portfolio, and more
New Rocket Software Survey Finds 69% of IT Leaders Report Data Security Keeps Them Up at Night Kyndryl Named a Leader in 2025–2026 IDC MarketScape for Mainframe Modernization IBM Introduces Autonomous Storage with New FlashSystem Portfolio Powered by Agentic AI...
2026 Arcati Survey Results Trivia
Welcome to this week’s Planet Mainframe trivia quiz! On the heels of the 2026 Arcati Survey Results release, this round of trivia focuses on changes underway. Workforce demographics are shifting, new generations are entering mainframe computing fields (and through...
Business-Driven Automation, AI Confidence Outpaces Readiness, and more
BMC Advances Business-Driven Automation and Mainframe Transformation with AI-Powered Innovations Precisely’s State of Data Integrity and AI Readiness Study: AI Confidence Outpaces Readiness Rocket Software to Acquire Vertica Analytics Database Platform from OpenText...
❓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...
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™...