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Arcati 2026 | Security, Risk, and Resilience

Arcati 2026 | Security, Risk, and Resilience

Security and risk management remain central to how organizations operate and evolve their mainframe environments. In the 2026 Arcati Mainframe User Survey, respondents describe security as an embedded operational discipline that shapes priorities, tooling, and...

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Part 2: My experience with IBM MFA on z/OS

Part 2: My experience with IBM MFA on z/OS

After publishing “Strengthening Enterprise Security with IBM Multi-Factor Authentication,” I’m excited to share part two: my hands-on experience implementing and using multi-factor authentication (MFA) on z/OS. Before discussing the practical aspects, it’s important...

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Do You Even Need a Mainframe ISV?

Do You Even Need a Mainframe ISV?

An Agnostic Services Vendor Weighs In After Years of Intensive Migration Activity  Summary  GTSG’s thirty-seven years on the mainframe include hundreds of thousands of hours dedicated to ISV migrations. We've observed many paths taken by mainframe shops,...

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Time to Rethink Db2 Disaster Recovery

Time to Rethink Db2 Disaster Recovery

For a long time, disaster recovery (DR) in Db2 z/OS environments was mostly about getting systems back online after a major outage. Whether it was a hardware failure, a data center problem, or a natural disaster, the focus was on full system recovery, bringing the...

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TRIVIA – COBOL in Enterprise IT

TRIVIA – COBOL in Enterprise IT

In September, Planet Mainframe pays tribute to the programming language that has formed the backbone of many mission-critical workloads — COBOL. Considered by some to be a relic of early computing, COBOL continues to play a vital (if often overlooked) role in the...

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TRIVIA – Observability and Resiliency

TRIVIA – Observability and Resiliency

At Planet Mainframe, September is the month that we pay special attention to two critical pillars of modern mainframe operations — observability and resiliency.  Observability goes beyond traditional monitoring by providing deep insights into applications,...

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TRIVIA – Mainframe Firsts

TRIVIA – Mainframe Firsts

Mainframes have a reputation for being rock-solid, reliable…and maybe a little mysterious (to outsiders at least). But behind the green screens and acronyms lies a rich history of innovation that has shaped the modern computing world.  From groundbreaking hardware...

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