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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...
The Spectrum of Trust: How Mainframers Are Embracing Agentic AI
A few years ago, the idea of letting artificial intelligence (AI) tweak a production mainframe system on its own would’ve made even the most daring system programmer break out in a cold sweat. We would have heard, “Let the machine make the change? Not on my watch.” ...
Mainframe Artificial Intelligence Quiz
At Planet Mainframe, we’re spending the month of November focusing on AI and the mainframe. Once viewed as separate worlds, AI and IBM Z now work hand in hand to deliver real-time insights, predictive analytics, and intelligent automation across enterprise-scale...
NEWS – Granite 4.0, Free Cybersecurity Labs, and more
IBM Announces Granite 4.0 Free (Cybersecurity) Labs! Upcoming IBM Z Day Chase Card Decommissioning All Mainframe Code, with AI Assistance IBM z/OS Core Collection v1.15.0 GA ReleasedIBM Announces Granite 4.0 IBM has introduced Granite 4.0, initiating a new era for its...
Actual Intelligence in z/OS Performance and Capacity Planning
It is exciting to be part of the world of computer performance at the dawn of AI. Many companies are heavily investing in Artificial Intelligence (AI) with only a few crude implementations having materialized thus far. As a performance guy, I can say it is important...
AI and ethics and mainframes
When Beliefs Shape Machines Imagine two people talking in a bar—one believes in God, and the other doesn’t. One swears by Apple, the other by Android. One supports Trump, the other can’t stand him. It doesn’t matter which side you’re on; the point is that people...
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...
Latest
Database security – You need to pay better attention to it
Almost 2 years ago, it was reported that over 10,000 MongoDB databases had been deleted by ransomware groups - and much of that was done in a week's time. Let that sink in for a minute - 10,000 databases in a week - it's mind boggling. Makes you think twice about your...
Why mainframe shops are procrastinating over multi-factor authentication
In my last article I outlined why, for a number of reasons, mainframe shops are growing increasingly aware of the importance of bolstering security on their ‘Big Iron’ box. Despite that, in this piece I want to discuss why some organizations are procrastinating over...
Who’s afraid of the Big Bad Wolf?
Or: We need to talk about mainframe hacking There’s an elephant in the room says Mark Wilson. It’s mainframe-sized, at serious risk of being hacked, and its name is Z. “The only thing we have to fear is fear itself.” That was US president Franklin D. Roosevelt at his...
Do I need real-time, continuous, mainframe security monitoring and auditing?
To be honest, mainframes are pretty secure, aren’t they? We’ve had RACF and other External Security Managers (ESMs) for years. On top of that, the new z14 gives us pervasive encryption. And there are any number of logs recording what’s going on on Z, and we can run...
Validating your files
Mainframe files/datasets are liable to change quite often. After all, people are using those files so they are likely to be modified/updated. So how could you tell whether there had been a legitimate change to the file or it had been hacked? How can you verify that...
Is your business affected by GDPR?
What GDPR Means for Mainframe Storage, Archive and Backup On April 27, 2016, the European Union passed regulation 2016/679, more popularly known as the General Data Protection Regulation (GDPR). On May 25, 2018, GDPR implementation began, and enforcement activities...
Multi-Factor Authentication Has Arrived – The Mainframes Are Ready
Retinal scans. Face recognition. Fingerprint scanners. Spoken phrases. Randomized pins. Those cool full-body laser scanners from the movies. Science fiction has correctly predicted many aspects of how we live in the digital age, including the rise of security...
Q: Meltdown, Spectre (and new variants) – how best to cope?
A: Become a Grandmaster at Whack-a-mole! “…used with reference to a situation in which attempts to solve a problem are piecemeal or superficial, resulting only in temporary or minor improvement…” Much (very much!) has been written regarding the security threats posed...
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Upcoming Events
Events
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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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Virtual IMS User Group | April 14, 2026
Zoom - Virtual Meeting -
European Mainframe Technical Exchange – Prague – April 21-23
Prague, Czech Republic Prague, Czech RepublicRegistration is open for the 2026 European Broadcom Mainframe Technical Exchange! This year’s event will take place in Prague, Czech Republic, from April 21 - 23. Register today to reserve […]
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Virtual CICS User Group | May 12, 2026
Zoom - Virtual Meeting
❓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...
Mainframe Miscellaneous Trivia!
As the year draws to a close (whether your days are growing shorter and darker or longer and brighter), December tends to invite a little reflection. Over the past year, Planet Mainframe Trivia has dished out a veritable smorgasbord of topics, from the early days of...
More Mainframe Lingo Trivia
Mainframe environments come with their own vocabulary, much of it precise, legacy-rich, and completely opaque to anyone who hasn’t spent time in the ecosystem. And there really is no end to the alphabet soup. Even seasoned professionals pick up new terms over the...
📰Agentic AI framework, and an AI Assistant and Data Catalog Agent
Kyndryl launches agentic AI framework and services for the mainframe Precisely Announces Gio™ AI Assistant and Data Catalog Agent in the Data Integrity SuiteKyndryl launches agentic AI framework and services for the mainframe Kyndryl has introduced a new set of...
📰 Top 100 Most Loved Workplace, Workload Automation in Industry Report, and more
Kyndryl Cloud Readiness Report: Hybrid Cloud Shapes the Future of AI and Enterprise Agility BMC Selected as Overall Leader for Workload Automation in Industry Report Kyndryl Named a Top 100 Most Loved Workplace® by the Wall Street Journal IBM and Groq Partner to...