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Wrap-Up: 2026 Arcati Mainframe User Survey

Wrap-Up: 2026 Arcati Mainframe User Survey

The 2026 Arcati Mainframe User Survey reinforces a consistent picture of IBM Z as a durable system-of-record platform operating inside mature hybrid environments. Across business dependence, platform currency, workforce structure, tooling investment, security posture,...

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Wrap-Up: 2026 Arcati Mainframe User Survey

Arcati 2026 | Economics, Cost, and Value

Purpose: How organizations justify investment In the 2026 Arcati Mainframe User Survey, economic considerations appear to be a boundary condition rather than a primary driver of platform change. Cost influences timing and scope, but it does not dominate strategy...

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Wrap-Up: 2026 Arcati Mainframe User Survey

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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Introducing Cyber Security Month

Introducing Cyber Security Month

We trust you've appreciated our September series, centered around Db2. Over the past few weeks, we've had the pleasure of sharing over 10 fresh, original Db2 articles with our dedicated audience. Today, we are thrilled to introduce an engaging new theme for...

Make Security Your Competitive Advantage

Make Security Your Competitive Advantage

“If you spend more on coffee than on IT security, you will be hacked.”  That was according to Richard Clarke, former special advisor on cybersecurity to the US President. He added, “What’s more, you deserve to be hacked,” which does seem a little harsh. Maybe...

Securing CICS with RACF

Securing CICS with RACF

Implementing CICS Security with RACF can be a complex and demanding process. In order to do it to a level that creates a good balance can take time and requires good knowledge and understanding of both CICS and RACF. So I will explain the various steps in securing...

Db2 for z/OS: SEPARATE_SECURITY and SECADM

Db2 for z/OS: SEPARATE_SECURITY and SECADM

 In the Db2 for z/OS module called DSNZPARM (ZPARM, for short), which provides the configuration settings for a Db2 subsystem, there is a parameter named SEPARATE_SECURITY. This ZPARM was introduced with Db2 10, and its purpose is to enable a Db2 for z/OS-using...

Quantum Safe Cryptography Overview

Quantum Safe Cryptography Overview

Quantum Safe Cryptography The Problem – Current Cryptography is Vulnerable to Quantum Computing Cryptography experts believe that by 2030 quantum computers will be advanced enough to cut the strength of symmetric key algorithms (such as AES, 3DES and RC4) by half, and...

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Upcoming Events

❓2026 Arcati Survey Trivia

❓2026 Arcati Survey Trivia

Welcome to this week’s Planet Mainframe trivia quiz! On the heels of the 2026 Arcati Survey Results release, this round of trivia focuses on changes underway.  Workforce demographics are shifting, new generations are entering mainframe computing fields (and through...

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❓Python Programming Trivia

❓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...

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❓Mainframe Professional Skills Trivia

❓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...

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