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    Hayden's Server Room

    A hands-on IT blog covering security, compliance, AI, fintech, and infrastructure. Written by a CISSP/CISA/PMP-certified professional in multinational corporate environments.

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    Category: ETCs

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    • ETCs
    Memory Vs System Semiconductor Featured

    Memory vs System Semiconductors: A 2026 Guide to RAM, ROM, DRAM, and the Rest

    June 8, 2026June 8, 2026 HaydenLeave a Comment on Memory vs System Semiconductors: A 2026 Guide to RAM, ROM, DRAM, and the Rest

      If you have ever read a chip headline and watched RAM, ROM, DRAM, system semiconductors, and “non-memory” pile up […]

    ETCs, Infrastructure, IT/Reg-Tech, Tech-Trends DRAM, HBM, memory semiconductor, NAND flash, NOR flash, RAM, ROM, SRAM, system semiconductor
    Excel Xlookup Spill Error En Thumbnail

    Excel XLOOKUP #SPILL! Error: How to Fix!

    April 25, 2026 HaydenLeave a Comment on Excel XLOOKUP #SPILL! Error: How to Fix!

    If you’ve upgraded to Microsoft 365 and suddenly your XLOOKUP formulas are throwing a #SPILL! error where nothing used to […]

    ETCs, IT/Reg-Tech excel, SPILL error, XLOOKUP

    How to Watch YouTube Without Ads – 2026 Guide

    January 9, 2026 HaydenLeave a Comment on How to Watch YouTube Without Ads – 2026 Guide

    Tired of paying $13.99/month for YouTube Premium? Getting interrupted by ads while watching your favorite videos? As an IT security […]

    ETCs Brave browser, uBlock Origin, YouTube, YouTube Ad Free, YouTube Ads

    Emptied the Recycle Bin? You Can Still Get Your Files Back – 5 Free Recovery Tools

    December 12, 2025December 12, 2025 HaydenLeave a Comment on Emptied the Recycle Bin? You Can Still Get Your Files Back – 5 Free Recovery Tools

    “Wait, where did that file go?” That sinking feeling when you realize you just deleted an important report and emptied […]

    ETCs, Windows Disk Drill, EaseUS, file recovery software free, recover deleted files, Recuva, TestDisk PhotoRec, Windows File Recovery

    ‘Neo4j’ Version Support Lifecycle – LTS/EOL/EOS Policy

    November 17, 2025 HaydenLeave a Comment on ‘Neo4j’ Version Support Lifecycle – LTS/EOL/EOS Policy

    When running Neo4j, you’ve probably wondered, “How long can we safely use this version?” It’s especially concerning when you need […]

    ETCs EOL, EOS, graph database, LTS, Neo4j, version support policy

    ‘Apache Kafka’ Version Support Lifecycle : EOL/EOS Policies

    November 12, 2025 HaydenLeave a Comment on ‘Apache Kafka’ Version Support Lifecycle : EOL/EOS Policies

    If you’re running Apache Kafka in production, you’ve probably wondered: “How long will my current version be supported?” With Kafka […]

    Coding, ETCs, Platform, Security Apache Kafka, EOL, EOS, Kafka, Kafka versions

    ‘PHP’ Version Support Policy – EOS/EOL Schedule

    October 22, 2025 HaydenLeave a Comment on ‘PHP’ Version Support Policy – EOS/EOL Schedule

    If you work in web development, you’ve probably seen messages urging you to “upgrade your PHP version.” But it’s not […]

    ETCs EOL, EOS, PHP, PHP version

    Adobe Creative Cloud Licensing Policy Guide

    October 8, 2025October 9, 2025 HaydenLeave a Comment on Adobe Creative Cloud Licensing Policy Guide

    Adobe Creative Cloud’s licensing structure can be complex, especially with the significant changes rolling out in 2025. This comprehensive guide […]

    AI, Cloud, ETCs Adobe, Adobe Creative Cloud, Adobe License

    HPE Zerto(Data Protection Solution) End of Support Schedule (EOS/EOL)

    September 22, 2025 HaydenLeave a Comment on HPE Zerto(Data Protection Solution) End of Support Schedule (EOS/EOL)

    One of the most critical pieces of information for IT administrators managing HPE Zerto is the end of support schedule. […]

    ETCs, Security HPE, Zerto

    VMware NSX [CVE-2025-22243/22244/22245] XSS Vulnerability Patch Guide

    September 20, 2025 HaydenLeave a Comment on VMware NSX [CVE-2025-22243/22244/22245] XSS Vulnerability Patch Guide

    Important security update for VMware NSX administrators: On June 4, 2025, Broadcom (VMware) announced three critical Stored Cross-Site Scripting (XSS) […]

    ETCs CVE-2025-22243, CVE-2025-22244, CVE-2025-22245, VMware NSX, VMware Vulnerability

    ITIL, COBIT, ISO 20000 : IT Governance Framework Comparison

    August 31, 2025 HaydenLeave a Comment on ITIL, COBIT, ISO 20000 : IT Governance Framework Comparison

    Choosing an IT governance framework isn’t just a technical decision—it’s a strategic choice that directly impacts your organization’s future competitiveness. […]

    ETCs, IT Compliance, IT/Reg-Tech COBIT2019, governance framework, ISO20000, IT governance, ITIL4

    [Windows Security] AD GPO : Password Change Cycle Configuration

    August 23, 2025 HaydenLeave a Comment on [Windows Security] AD GPO : Password Change Cycle Configuration

    Managing password change cycles for user accounts in an Active Directory environment is a core component of security policy. This […]

    ETCs AD GPO, Password Change Cycle, Password Cycle, Windows security

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    Recent Posts

    • How Diffusion Models Work in 2026: From Noise to Images
        Type a sentence into Midjourney or Stable Diffusion and a picture comes back in seconds. The technology running underneath is the diffusion model.… Read more: How Diffusion Models Work in 2026: From Noise to Images
    • Memory vs System Semiconductors: A 2026 Guide to RAM, ROM, DRAM, and the Rest
        If you have ever read a chip headline and watched RAM, ROM, DRAM, system semiconductors, and “non-memory” pile up in a single paragraph,… Read more: Memory vs System Semiconductors: A 2026 Guide to RAM, ROM, DRAM, and the Rest
    • What Is RAG? How AI Learns to Stop Making Things Up
      If you’ve ever watched an AI confidently state something completely wrong, you’ve witnessed hallucination firsthand. RAG — Retrieval-Augmented Generation — is the architectural pattern… Read more: What Is RAG? How AI Learns to Stop Making Things Up
    • Excel XLOOKUP #SPILL! Error: How to Fix!
      If you’ve upgraded to Microsoft 365 and suddenly your XLOOKUP formulas are throwing a #SPILL! error where nothing used to fail — you’re not… Read more: Excel XLOOKUP #SPILL! Error: How to Fix!
    • Meta’s AI Glasses — The Post-Smartphone Era Is Already Here
      In 2026, a device that surfaces information in your line of sight without pulling out your phone — and lets you control it with… Read more: Meta’s AI Glasses — The Post-Smartphone Era Is Already Here

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