Recent Articles
📰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...
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,...
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...
Looking Ahead to GS UK Conference 2025
Do more at the Core. Built to Learn, Engineered to Lead. The GS-UK In-Person Conference 2025 will be held on Monday, 3 November to Thursday, 6 November 2025, at Whittlebury Hall, Northamptonshire. This year’s theme is Do more at the Core. Built to Learn, Engineered to...
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...
IBM z17 Time Synchronization Resiliency Enhancements
Most likely, you have heard the generic acronym RAS, which typically stands for Resiliency, Availability, and Serviceability. However, in the world of time synchronization at IBM, we changed RAS to mean Resiliency, Accuracy, and Security. From RAS to IBMz17 Timing,...
Collaborating for Modernizing Mainframe Data Protection: A Privacy-First Approach
Collaborating for Modernizing Mainframe Data Protection As enterprises accelerate their digital transformation initiatives, mainframe environments face unprecedented challenges in balancing mainframe data protection with modernisation. Traditional approaches to...
Modernizing Mainframe Security: RACF and MFA Misconceptions
Passwords Aren’t Enough to Modernize Mainframe Security Security is the backbone of any organization’s control environment. In today’s hyper-connected economy, protecting against IT threats is not just a technical requirement—it’s a business imperative. A single...
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Fight ‘Shiny Object Syndrome’ with Mainframe Security 101
With continuous innovation and new functionality developed for mainframe security, many organizations can lose sight of the basics, which means they may never achieve a Zero-Trust security stance. The mainframe continues to evolve as a critical piece of the...
How Important is your Db2 Data—(Mainframe Modernization from a Data Security viewpoint)
When talking about Mainframe Modernization, we usually discuss DevOps, Zowe, APIs, Java, Python, etc. But how often does anyone discuss how your security posture needs to be modernized? Do terms like ‘least privilege’ and ‘zero trust’ mean anything to your...
Cyber Security Awareness Trivia
October is Cyber Security Awareness month at Planet Mainframe, so over here at Trivia Challenge we’ll be focusing our trivia topics on the ever-evolving topic of mainframes and cybersecurity. Mainframes have long been the backbone of critical industries, particularly...
Fortify Your Legacy Systems
A Digitalised State We live in a hyperconnected cyberworld driven by AI and machine learning. The age of digitalisation influences how we behave. In this world, it is all too easy for states, corporations, or criminals to overreach and access information they should...
Ransomware isn’t really a problem, is it?
Even the news channels don’t make a big deal about cyberattacks these days. It’s happening all the time. It’s incredible how many people don’t recognize that there is a war going on right now between hackers and organizations with any kind of IT hardware. And when I...
The Mainframe is Not Secure
October is cybersecurity awareness month, and Planet Mainframe is kicking it off with interview insights from Mark Wilson, Technical Director at mainframe services company Vertali and Conference Manager for GSE UK. "Is the mainframe secure? No. But it is...
Get ready for DORA
In my last article about ransomware, I mentioned how important it was for chief financial officers (CFOs) to ensure that the IT in their organizations was as secure as possible—particularly now that attacks can come from artificial intelligence (AI) bots that could be...
Understanding Downtime – Quantifying the Impact of Mainframe Outages and the Value of Observability
No matter what your business is, chances are good that at least part of it is completed online. Whether that is records management, payroll, or customer purchases, the online portion of your business is most likely a very critical component of overall success. That is...
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Upcoming Events
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Virtual CICS User Group | The IT Stairway to Heaven. CICS Testing Pyramid: From Unit to Integration to Production-Like Environment
Zoom - Virtual MeetingEffective testing is essential for building robust systems. Dive deep into a structured approach to the testing pyramid for CICS applications. Using Test4z, we will demonstrate how unit tests form […]
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Virtual Db2 User Group | January 20, 2026
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Virtual IMS User Group | February 10, 2026
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Virtual CICS User Group | March 17, 2026
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IBM’s decision to discontinue support for the zPDT standalone offering threatens the mid-tier ISV market
IBM’s zPDT Decision Risks Mid-Tier ISVs and Mainframe Innovation I’ve been a passionate mainframe (System z) advocate for over 45 years and a staunch supporter of IBM and most of their decisions. However, when I received an email from IBM on 30 September 2025...
Data Integrity Award Winners, Workload Automation in Industry Report, and more
IBM Announces New Platform for Financial Institutions and Regulated Enterprises Entering the Digital Asset Economy Precisely Announces 2025 Data Integrity Award Winners Driving AI Innovation, Business Impact, and Societal Good BMC Selected as Overall Leader for...
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...
TRIVIA – Penetration Testing
Mainframes have long been known for their unmatched reliability and security—but even the most trusted systems can hide surprises beneath the surface. As technology evolves, so do the tactics of those trying to exploit it. Penetration testing (pen testing), or...
NEWS – Expanded AI-Powered Data Quality, Strategic Partnerships, & more
IBM and Groq Partner to Deliver Faster Agentic AI Capabilities Precisely Expands Access to AI-Powered Data Quality with Natural Language Interfaces in the Data Integrity Suite IBM Announces Advancements to Help Enterprises Operationalize AI Mainframe Technology...