Security Month
Presented by Vertali
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...
Mainframes: Silent Giants of the Digital Era
In the whirlwind of technological advancements, it's easy to overlook the foundational pillars that support our digital world. Mainframes, often perceived as relics of a bygone era, continue to play a pivotal role in orchestrating the symphony of modern data. These...
Thoughts from a Mainframe on Halloween
It was a dark and stormy night in the data center. 🌩️ The fans hummed softly, and the LEDs blinked like little ghosts in the darkness. I had experienced many Halloween nights as a mainframe, but this one was different. There was an eerie presence in the air — and it...
Defense against the dark arts — mainframe security
Mainframers who thought the mainframe was too difficult a platform to hack are few and far between these days. However, mainframes can be hacked, and they are being hacked.In terms of security, what spells, incantations, and practices should organizations employ to...
Advancing Mainframe Security with Ethical Mainframe Hacking
Written by: David Bruce Put on your hoodie and head for a darkened room! Oh. Wait. Sorry, that’s just the movie version. Despite the stereotype, hackers are real, and they’re dangerous! It’s now their full-time job and they are doing it well. In July, ransomware...
Security has no boundaries
In today's complex cybersecurity landscape, staying current with software updates is just one piece of the puzzle. To truly protect your organization, it's essential to prioritize comprehensive security measures beyond routine patching. How CrowdStrike Changed...
All Things Cyber Security
October may be the month of falling leaves and pumpkin spice, but it is also the time when we turn our attention to all things cybersecurity. And, in the context of mainframe cybersecurity, observability is an essential piece of the puzzle. By maintaining...
Security Month
Presented by Vertali
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...
What You Said – (ClownStrike) CloudStrike
According to The Guardian, the Crowdstrike outage crashed an estimated 1% of all Windows PCs worldwide—or about 8.5 million—and is estimated to have cost the US Fortune 500 USD $5 billion. We asked you, Planet Mainframe readers, to share your thoughts on the...
Share Your Thoughts — What Does a Global Blackout Mean for Mainframe Companies?
Calling Crowdstrike’s global technology outage “inconvenient” is the understatement of the year. From airlines to banking, 9-1-1 emergency services to grocery stores, and hospitals to telecommunications, millions are maddeningly stuck. The technology blackout began...
The Most Important Part for Cybersecurity
The relationship between education and security The digital age is a double-edged sword. While it offers unprecedented connectivity and innovation, it also presents a vast and ever-evolving landscape of cyber threats. From the devastating "mother of all breaches" in...
Cybersecurity in the Age of IoT: Safeguarding the Internet of Things
The emergence of the Internet of Things, or IoT, as it’s commonly known, has been a massive boon to just about every aspect of our society. It allows a multitude of physical objects in our everyday lives to connect us to the Internet. Popular products include home...
Total Network Failure on your Production System – What are the Chances?
Perhaps higher than you may think. Total loss of network connectivity is a critical event that can be hard to diagnose and recover from, especially if the systems specialists cannot connect to the system. The three mostly likely causes for total network failure on a...
Surveys, security and spaghetti
Mark Wilson reflects on the findings of a recent mainframe survey, explaining why security should be the number one priority, and why we need to start talking about complexity and observability. I read with interest the highlights of the Arcati Mainframe survey 2024,...
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Upcoming Events
Events
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Workload Automation (CA 7 & ESP) User Group Workshops & Event
Register now for the Workload Automation (CA 7 & ESP) User Group Workshops & Event Night October 19, 2026 | Plano, Texas We are excited to announce WLA (CA 7 […]
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North American Mainframe Technical Exchange – Plano, Texas – October 20 – 22, 2026
Virtual MeetingSave the Date! Learn more about the North American and Virtual Mainframe Technical Exchanges here.
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Virtual Db2 User Group | Safeguarding Your Data: A Comprehensive Guide to Db2 for z/OS Security Exit Routines
Zoom - Virtual MeetingThis session explores Db2 for z/OS Security Exit Routines and their role in strengthening enterprise data protection and access control strategies. Attendees will gain insight into how security exit routines […]
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Virtual CICS User Group | CICS Security Discovery
Zoom - Virtual MeetingMany CICS environments continue to rely heavily on transaction-level security, often resulting in users retaining access privileges that are no longer appropriate for their current roles. This session will provide […]
Mainframe Jargon Challenge
Every technical field develops its own language, and the mainframe world is no exception. Whether we’re talking about the alphabet soup of multi-letter acronyms or terms that have been part of the platform for decades, mainframe jargon serves as a kind of shorthand...
AI Ranked as Top Priority, Lightwell at No Cost to Universities, and more
Rocket Software Study Reveals 94% of Financial Services Leaders Rank AI as a Top IT Priority IBM Study: One in Four Malicious Breaches are AI-Enabled, Costing Companies $6 Million on Average IBM and Red Hat Offer Lightwell at No Cost to Universities, NGOs and Think...
❓Mainframes at the Movies
With summer blockbuster season upon us, it’s time to turn our attention away from the workaday world of the datacenter to its fictional representation. Mainframes have made memorable appearances on both the big and small screen for decades—sometimes portrayed as...
Izzi Software Launches Z/XDC on Visual Studio Code to Speed Adoption and Boost Mainframe Debugging for the Future
New expansion to top debugging now available, integrating seamlessly into existing workflows and supporting young programmers by improving accessibility MINNEAPOLIS, August 3, 2026 — Izzi Software, owner of ColeSoft, the leading provider of debugging solutions for IBM...
What to Expect at SHARE Pittsburgh
With SHARE Pittsburgh approaching, SHARE President Art Gutowski joined Planet Mainframe to talk about what attendees can expect—and why the conference remains valuable for both newcomers and longtime mainframe professionals. Gutowski is nearing the end of his...
Real-Time Mainframe Software Visibility, SHARE Pittsburgh 2026, and more
BMC Brings Governed AI Agents to Enterprise Workflows and Mainframe Operations Precisely Delivers Real-Time Mainframe Software Visibility to the ServiceNow AI Platform IBM Reports Infrastructure Revenue Down 7 Percent SHARE Pittsburgh 2026BMC Brings Governed AI Agents...