Recently Published
The 2026 Arcati Mainframe User Survey Results Are Now Available
In an era defined by AI hype and cloud-first declarations, the mainframe environment, in contrast, appears quiet and refined. Organizations running IBM Z continue to anchor revenue, enforce governance, and modernize on their own timetable. Nothing is happening...
Who Will Shape the Future? 2026 Influential Mainframers Nominations Open
2026 Planet Mainframe Influential Mainframers Nominations Now Open The search for the next class of Influential Mainframers starts now. Nominations for the 2026 Influential Mainframers award are officially open. We’re looking for practitioners, leaders, educators, and...
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...
CICS and AI in Practice What Is Shipping and What Matters Now
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...
Beyond the Demo: Testing IBM Bob AI with COBOL, PL/I, Assembler, and JCL
IBM introduced IBM Project BOB at TechXchange 2025 as “an AI software development partner that understands your intent, repository, and security standards.” Positioned as an agentic AI tool, Bob aims to bring modernization expertise directly into developers’ daily...
Building What’s Next: A Journey Through Mainframe Vitality Training
I’ve always been a bit obsessed with computers—especially niche hardware. Growing up, I recall my dad having a collection of old systems from companies that no longer existed. They were different from the standard beige DOS and Windows boxes that had taken over, and I...
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™...
Latest
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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Upcoming Events
Events
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SHARE Orlando 2026
SHARE Orlando is where mainframe superheroes come together for five days of deep technical learning, collaboration, and networking. It’s the only industry conference dedicated entirely to delivering expert insight and […]
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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 […]
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™...
❓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...