Practical IT articles and tutorials for small and medium businesses from Qutzl.https://insights.qutzl.net/https://insights.qutzl.net/articles/vm-setup-linux-xcp-ng-post-install/https://insights.qutzl.net/articles/vm-setup-linux-xcp-ng-post-install/A look at Narehood/VM-Setup, the menu-driven Bash utility for XCP-ng guests and generic Linux hosts, plus the newer update, pin-sync, and installer-hardening work.Sat, 18 Jul 2026 23:30:00 GMTMichael NarehoodLinuxlinuxxcp-ngdockervirtualizationbashMichael Narehoodhttps://insights.qutzl.net/articles/dotfiles-kali-style-prompt-settings/https://insights.qutzl.net/articles/dotfiles-kali-style-prompt-settings/What’s in Narehood/dotfiles (bash/zsh, tmux, vim, screen) and the newer prompt.conf settings for emoji, colors, layouts, and safer install/uninstall.Sat, 18 Jul 2026 22:00:00 GMTMichael NarehoodLinuxlinuxbashzshdotfilesshellMichael Narehoodhttps://insights.qutzl.net/articles/guest-wifi-that-wont-expose-the-office/https://insights.qutzl.net/articles/guest-wifi-that-wont-expose-the-office/How to give visitors internet access without putting file shares, cameras, and printers on the same network as your coffee-shop guests.Sat, 18 Jul 2026 00:00:00 GMTMichael NarehoodNetworkingwifinetworkingsecurityMichael Narehoodhttps://insights.qutzl.net/articles/how-to-update-arch-linux/https://insights.qutzl.net/articles/how-to-update-arch-linux/How to run a safe Arch system update with pacman -Syu: read the news, update cleanly, handle pacnew files, and reboot when the kernel changes.Sat, 18 Jul 2026 00:00:00 GMTMichael NarehoodLinuxarchlinuxupdatesMichael Narehoodhttps://insights.qutzl.net/articles/how-to-update-redhat-enterprise-linux/https://insights.qutzl.net/articles/how-to-update-redhat-enterprise-linux/Keep RHEL (and close cousins like AlmaLinux or Rocky) patched with dnf: check subscription/repos, update safely, reboot for new kernels, and verify services.Sat, 18 Jul 2026 00:00:00 GMTMichael NarehoodLinuxredhatrhellinuxupdatesMichael Narehoodhttps://insights.qutzl.net/articles/how-to-update-ubuntu/https://insights.qutzl.net/articles/how-to-update-ubuntu/A straightforward checklist for keeping Ubuntu Server or Desktop patched: apt update, upgrade, reboots, and what to verify before you walk away.Sat, 18 Jul 2026 00:00:00 GMTMichael NarehoodLinuxubuntulinuxupdatesMichael Narehoodhttps://insights.qutzl.net/articles/ios-27-beta-more-stable-than-ios-26/https://insights.qutzl.net/articles/ios-27-beta-more-stable-than-ios-26/Early iOS 27 developer and public betas are unusually polished, often snappier and steadier than iOS 26, but a beta is still a beta for work phones.Sat, 18 Jul 2026 00:00:00 GMTMichael NarehoodAppleiosapplebetaMichael Narehoodhttps://insights.qutzl.net/articles/turn-on-mfa-for-microsoft-365/https://insights.qutzl.net/articles/turn-on-mfa-for-microsoft-365/A practical path to require multifactor authentication in Microsoft 365 for a small business, without locking everyone out on Friday afternoon.Sat, 18 Jul 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365mfasecurityMichael Narehoodhttps://insights.qutzl.net/articles/huggingface-july-2026-security-incident/https://insights.qutzl.net/articles/huggingface-july-2026-security-incident/Hugging Face disclosed an AI-driven intrusion through its dataset pipeline. Lessons on hosted model guardrails, local forensics, and treating data processing as attack surface.Fri, 17 Jul 2026 00:00:00 GMTMichael NarehoodSecuritysecurityaiincident-responseMichael Narehoodhttps://insights.qutzl.net/articles/smb-endpoint-security-baseline/https://insights.qutzl.net/articles/smb-endpoint-security-baseline/A realistic endpoint baseline for small businesses: patching, MFA, EDR, backups, and least privilege, without pretending you need a Fortune 500 stack.Fri, 17 Jul 2026 00:00:00 GMTMichael NarehoodSecuritysecurityendpointsedrMichael Narehoodhttps://insights.qutzl.net/articles/wordpress-core-cve-2026-63030-patch-now/https://insights.qutzl.net/articles/wordpress-core-cve-2026-63030-patch-now/Critical unauthenticated RCE (wp2shell) hits WordPress 7.0.0–7.0.1 and 6.9.0–6.9.4. What the CVEs mean, which versions are fixed, and what SMBs should do today.Fri, 17 Jul 2026 00:00:00 GMTMichael NarehoodHostingsecuritywordpresscvepatchingMichael Narehoodhttps://insights.qutzl.net/articles/openai-gpt-red-defensive-testing/https://insights.qutzl.net/articles/openai-gpt-red-defensive-testing/OpenAI's internal GPT-Red red-teaming model shows how automated prompt injection testing scales. Practical steps for businesses deploying Copilot, agents, and AI connectors.Thu, 16 Jul 2026 00:00:00 GMTMichael NarehoodAI & MLaiopenaisecurityprompt-injectionMichael Narehoodhttps://insights.qutzl.net/articles/when-to-stop-self-hosting-email/https://insights.qutzl.net/articles/when-to-stop-self-hosting-email/A straight take on leaving on-prem or cPanel mail for Microsoft 365 / Google Workspace, and the few cases where self-hosting still makes sense.Thu, 16 Jul 2026 00:00:00 GMTMichael NarehoodHostingemailmicrosoft-365hostingMichael Narehoodhttps://insights.qutzl.net/articles/patch-tuesday-ai-discovery-surge/https://insights.qutzl.net/articles/patch-tuesday-ai-discovery-surge/Microsoft's record July 2026 release reflects AI-assisted vulnerability discovery. What MSPs and SMBs should change in triage without freezing from volume anxiety.Wed, 15 Jul 2026 00:00:00 GMTMichael NarehoodSecuritysecuritypatchingmicrosoftcveaiMichael Narehoodhttps://insights.qutzl.net/articles/secure-wifi-for-hybrid-offices/https://insights.qutzl.net/articles/secure-wifi-for-hybrid-offices/Hybrid schedules mean more unknown devices on site. Design for that.Wed, 15 Jul 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingremote-workMichael Narehoodhttps://insights.qutzl.net/articles/cost-of-skipping-staged-updates/https://insights.qutzl.net/articles/cost-of-skipping-staged-updates/Diving from “never patch” to “patch everything Friday” creates avoidable outages.Mon, 13 Jul 2026 00:00:00 GMTMichael NarehoodMicrosoftpatchingmspMichael Narehoodhttps://insights.qutzl.net/articles/laptop-standardization-pays-off/https://insights.qutzl.net/articles/laptop-standardization-pays-off/Fewer models mean faster imaging, patching, and spare strategy.Fri, 10 Jul 2026 00:00:00 GMTMichael NarehoodMicrosoftendpointsmspMichael Narehoodhttps://insights.qutzl.net/articles/passkeys-for-business-admins/https://insights.qutzl.net/articles/passkeys-for-business-admins/Why phishing-resistant MFA belongs on privileged accounts first, and how to start small.Wed, 08 Jul 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymfaidentityMichael Narehoodhttps://insights.qutzl.net/articles/inventory-your-public-websites/https://insights.qutzl.net/articles/inventory-your-public-websites/You cannot patch what you forgot existed. A quick method to find shadow WordPress and forgotten subdomains.Mon, 06 Jul 2026 00:00:00 GMTMichael NarehoodHostingsecuritywordpressinventoryMichael Narehoodhttps://insights.qutzl.net/articles/how-we-triage-critical-cves-for-clients/https://insights.qutzl.net/articles/how-we-triage-critical-cves-for-clients/A look at Qutzl’s patch priority process when a core product vulnerability hits the news.Fri, 03 Jul 2026 00:00:00 GMTMichael NarehoodSecuritysecuritycvemspMichael Narehoodhttps://insights.qutzl.net/articles/july-security-hygiene-before-vacation-season/https://insights.qutzl.net/articles/july-security-hygiene-before-vacation-season/Out-of-office season is when delayed patching and standing admin rights get expensive. A pre-travel checklist.Wed, 01 Jul 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymspMichael Narehoodhttps://insights.qutzl.net/articles/web-form-spam-and-fake-leads/https://insights.qutzl.net/articles/web-form-spam-and-fake-leads/Bot leads waste sales time and can hide phishing callbacks.Mon, 29 Jun 2026 00:00:00 GMTMichael NarehoodHostingsecurityhostingMichael Narehoodhttps://insights.qutzl.net/articles/client-data-on-personal-phones/https://insights.qutzl.net/articles/client-data-on-personal-phones/BYOD mail and Teams are convenient. Containerization and remote wipe need to be real.Fri, 26 Jun 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymicrosoft-365mobileMichael Narehoodhttps://insights.qutzl.net/articles/firewall-rule-reviews/https://insights.qutzl.net/articles/firewall-rule-reviews/Any-any rules and forgotten NAT entries accumulate. Schedule the cleanup.Wed, 24 Jun 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingsecurityMichael Narehoodhttps://insights.qutzl.net/articles/saas-admin-account-hygiene/https://insights.qutzl.net/articles/saas-admin-account-hygiene/Separate admin identities and turn off unused seats before attackers find them.Mon, 22 Jun 2026 00:00:00 GMTMichael NarehoodSecuritysecuritysaasMichael Narehoodhttps://insights.qutzl.net/articles/incident-first-hour-checklist/https://insights.qutzl.net/articles/incident-first-hour-checklist/What to do in the first sixty minutes of a suspected breach.Fri, 19 Jun 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymspMichael Narehoodhttps://insights.qutzl.net/articles/power-automate-and-oauth-sprawl/https://insights.qutzl.net/articles/power-automate-and-oauth-sprawl/Citizen automation is great until a forgotten flow holds privileged consent.Wed, 17 Jun 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365securityMichael Narehoodhttps://insights.qutzl.net/articles/tabletop-incident-exercise-for-five-people/https://insights.qutzl.net/articles/tabletop-incident-exercise-for-five-people/A one-hour script to practice ransomware or BEC response without breaking production.Mon, 15 Jun 2026 00:00:00 GMTMichael NarehoodBackups & Continuitysecuritybusiness-continuitymspMichael Narehoodhttps://insights.qutzl.net/articles/website-tls-certificates-expiration-discipline/https://insights.qutzl.net/articles/website-tls-certificates-expiration-discipline/Auto-renew usually works until it does not. A lightweight checklist so HTTPS does not expire on a holiday.Fri, 12 Jun 2026 00:00:00 GMTMichael NarehoodHostinghostingnetworkingMichael Narehoodhttps://insights.qutzl.net/articles/detecting-unusual-sign-ins-in-microsoft-365/https://insights.qutzl.net/articles/detecting-unusual-sign-ins-in-microsoft-365/Impossible travel, new countries, and legacy protocol spikes: signals worth a human look.Wed, 10 Jun 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365securityidentityMichael Narehoodhttps://insights.qutzl.net/articles/immutable-backups-in-plain-english/https://insights.qutzl.net/articles/immutable-backups-in-plain-english/What “immutable” means, why ransomware crews target backups, and how SMBs get close without enterprise budgets.Mon, 08 Jun 2026 00:00:00 GMTMichael NarehoodBackups & Continuitybackupsransomwarebusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/voicemail-and-teams-phone-security-basics/https://insights.qutzl.net/articles/voicemail-and-teams-phone-security-basics/Toll fraud and voicemail hacks still happen. A short hardening list for modern phone systems.Fri, 05 Jun 2026 00:00:00 GMTMichael NarehoodMicrosoft 365securitymicrosoft-365telephonyMichael Narehoodhttps://insights.qutzl.net/articles/website-care-updates-plugins-and-php/https://insights.qutzl.net/articles/website-care-updates-plugins-and-php/How small business sites get owned, and a maintenance rhythm that prevents most of it.Wed, 03 Jun 2026 00:00:00 GMTMichael NarehoodHostingwordpresssecurityhostingMichael Narehoodhttps://insights.qutzl.net/articles/summer-interns-and-joiner-access/https://insights.qutzl.net/articles/summer-interns-and-joiner-access/Temporary staff need tools on day one, not permanent Global Admin on day ninety.Mon, 01 Jun 2026 00:00:00 GMTMichael NarehoodSecurityidentitysecuritymicrosoft-365Michael Narehoodhttps://insights.qutzl.net/articles/decommissioning-old-servers/https://insights.qutzl.net/articles/decommissioning-old-servers/Powering off is not decommissioning. Data remnants and DNS ghosts linger.Fri, 29 May 2026 00:00:00 GMTMichael NarehoodMicrosoftinfrastructuresecurityMichael Narehoodhttps://insights.qutzl.net/articles/sharepoint-permissions-inheritance-traps/https://insights.qutzl.net/articles/sharepoint-permissions-inheritance-traps/Broken inheritance solves one share and creates ten mysteries.Wed, 27 May 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365collaborationMichael Narehoodhttps://insights.qutzl.net/articles/teams-external-access-settings/https://insights.qutzl.net/articles/teams-external-access-settings/Federation and guest access are powerful, and easy to leave too open.Mon, 25 May 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365securityMichael Narehoodhttps://insights.qutzl.net/articles/usb-and-removable-media-policy/https://insights.qutzl.net/articles/usb-and-removable-media-policy/Block-all vs allow-with-logging: picking a control that matches your risk.Fri, 22 May 2026 00:00:00 GMTMichael NarehoodSecuritysecurityendpointsMichael Narehoodhttps://insights.qutzl.net/articles/choosing-managed-dns-wisely/https://insights.qutzl.net/articles/choosing-managed-dns-wisely/Registrar default DNS is fine until you need fast changes, DNSSEC, or failover. What to evaluate.Wed, 20 May 2026 00:00:00 GMTMichael NarehoodHostingdnsinfrastructureMichael Narehoodhttps://insights.qutzl.net/articles/microsoft-secure-score-what-to-ignore/https://insights.qutzl.net/articles/microsoft-secure-score-what-to-ignore/Secure Score is a guide, not a grade. Which recommendations move risk for small tenants.Mon, 18 May 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365securityMichael Narehoodhttps://insights.qutzl.net/articles/after-hours-patching-windows/https://insights.qutzl.net/articles/after-hours-patching-windows/How to schedule Windows updates so reboots happen when people are gone and still finish.Fri, 15 May 2026 00:00:00 GMTMichael NarehoodMicrosoftpatchingwindowsmspMichael Narehoodhttps://insights.qutzl.net/articles/calendar-permissions-oversharing/https://insights.qutzl.net/articles/calendar-permissions-oversharing/Open calendars leak meetings, clients, and travel plans. Tighten defaults without killing scheduling.Wed, 13 May 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365privacysecurityMichael Narehoodhttps://insights.qutzl.net/articles/choosing-a-business-isp-failover-plan/https://insights.qutzl.net/articles/choosing-a-business-isp-failover-plan/Cable + LTE/5G failover patterns that keep payments and cloud apps online when the primary circuit dies.Mon, 11 May 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingbusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/printers-on-the-network-are-still-computers/https://insights.qutzl.net/articles/printers-on-the-network-are-still-computers/Default passwords, ancient firmware, and flat VLANs turn MFPs into quiet pivot points.Fri, 08 May 2026 00:00:00 GMTMichael NarehoodMicrosoftsecuritynetworkingMichael Narehoodhttps://insights.qutzl.net/articles/secure-remote-support-expectations/https://insights.qutzl.net/articles/secure-remote-support-expectations/How remote assistance should work when you care about consent, audit trails, and least privilege.Wed, 06 May 2026 00:00:00 GMTMichael NarehoodSecuritymspsecurityremote-supportMichael Narehoodhttps://insights.qutzl.net/articles/endpoint-detection-vs-antivirus/https://insights.qutzl.net/articles/endpoint-detection-vs-antivirus/Signature AV alone is not enough. How EDR changes outcomes without requiring a SOC theater budget.Mon, 04 May 2026 00:00:00 GMTMichael NarehoodMicrosoftsecurityendpointsMichael Narehoodhttps://insights.qutzl.net/articles/microsoft-365-backup-questions-to-ask/https://insights.qutzl.net/articles/microsoft-365-backup-questions-to-ask/Retention myths, Recycle Bin limits, and the vendor questions that separate marketing from recoverability.Fri, 01 May 2026 00:00:00 GMTMichael NarehoodBackups & Continuitymicrosoft-365backupsMichael Narehoodhttps://insights.qutzl.net/articles/guest-wifi-terms-and-logging/https://insights.qutzl.net/articles/guest-wifi-terms-and-logging/Captive portals are not only marketing: they set expectations and basic accountability.Wed, 29 Apr 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingcomplianceMichael Narehoodhttps://insights.qutzl.net/articles/time-to-rotate-service-account-passwords/https://insights.qutzl.net/articles/time-to-rotate-service-account-passwords/Service accounts with never-expiring passwords become permanent backdoors.Mon, 27 Apr 2026 00:00:00 GMTMichael NarehoodSecuritysecurityidentityMichael Narehoodhttps://insights.qutzl.net/articles/browser-extension-risk/https://insights.qutzl.net/articles/browser-extension-risk/Helpful toolbars are supply-chain risk. How to set a sane policy.Fri, 24 Apr 2026 00:00:00 GMTMichael NarehoodSecuritysecurityendpointsMichael Narehoodhttps://insights.qutzl.net/articles/project-glasswing-defensive-ai/https://insights.qutzl.net/articles/project-glasswing-defensive-ai/Anthropic's April 2026 Project Glasswing put Claude Mythos Preview to work finding critical flaws with major vendors. What that means for downstream patching at ordinary SMBs.Wed, 22 Apr 2026 00:00:00 GMTMichael NarehoodSecuritysecurityaivulnerability-managementMichael Narehoodhttps://insights.qutzl.net/articles/wifi-password-rotation-myths/https://insights.qutzl.net/articles/wifi-password-rotation-myths/Rotating the PSK every week is not a strategy. Segmentation and enterprise auth are.Wed, 22 Apr 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingsecurityMichael Narehoodhttps://insights.qutzl.net/articles/iot-cameras-and-nvrs-on-your-lan/https://insights.qutzl.net/articles/iot-cameras-and-nvrs-on-your-lan/Default passwords and UPnP still ship with many “security” cameras. Segment them before they segment you.Mon, 20 Apr 2026 00:00:00 GMTMichael NarehoodNetworkingsecuritynetworkingiotMichael Narehoodhttps://insights.qutzl.net/articles/separating-wifi-for-pos-and-office/https://insights.qutzl.net/articles/separating-wifi-for-pos-and-office/Payment devices and office laptops should not share a flat network. A practical segmentation sketch.Fri, 17 Apr 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingsecuritycomplianceMichael Narehoodhttps://insights.qutzl.net/articles/verify-your-backups-before-you-need-them/https://insights.qutzl.net/articles/verify-your-backups-before-you-need-them/A short tutorial for confirming that business backups actually restore, not just that a green checkmark appeared overnight.Wed, 15 Apr 2026 00:00:00 GMTMichael NarehoodBackups & Continuitybackupsbusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/cyber-insurance-questions-before-renewal/https://insights.qutzl.net/articles/cyber-insurance-questions-before-renewal/MFA, EDR, and backup proof: what underwriters ask and how to answer without scrambling.Mon, 13 Apr 2026 00:00:00 GMTMichael NarehoodBackups & Continuitysecuritycompliancebusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/vendor-access-offboarding-checklist/https://insights.qutzl.net/articles/vendor-access-offboarding-checklist/Contractors and MSPs change. Make sure their VPN, admin, and SaaS access changes with them.Fri, 10 Apr 2026 00:00:00 GMTMichael NarehoodSecuritysecurityvendorsidentityMichael Narehoodhttps://insights.qutzl.net/articles/cloud-storage-sync-is-not-a-backup/https://insights.qutzl.net/articles/cloud-storage-sync-is-not-a-backup/OneDrive and Google Drive mirror mistakes as efficiently as they mirror files. What real backup adds.Wed, 08 Apr 2026 00:00:00 GMTMichael NarehoodBackups & Continuitybackupsmicrosoft-365business-continuityMichael Narehoodhttps://insights.qutzl.net/articles/wifi-guest-networks-done-right/https://insights.qutzl.net/articles/wifi-guest-networks-done-right/Separate guests from production without making the lobby password a company secret.Mon, 06 Apr 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingsecurityMichael Narehoodhttps://insights.qutzl.net/articles/ransomware-ready-in-ninety-minutes/https://insights.qutzl.net/articles/ransomware-ready-in-ninety-minutes/A focused working session to improve your odds before an incident, not a multi-month maturity model.Fri, 03 Apr 2026 00:00:00 GMTMichael NarehoodBackups & Continuitysecurityransomwarebusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/spring-cleaning-for-active-directory-and-entra/https://insights.qutzl.net/articles/spring-cleaning-for-active-directory-and-entra/Disable stale accounts, reclaim licenses, and shrink attack surface before summer projects start.Wed, 01 Apr 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365identitysecurityMichael Narehoodhttps://insights.qutzl.net/articles/vpn-split-tunneling-tradeoffs/https://insights.qutzl.net/articles/vpn-split-tunneling-tradeoffs/Full tunnel vs split tunnel is a security and performance comparison. Make it on purpose.Mon, 30 Mar 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingremote-worksecurityMichael Narehoodhttps://insights.qutzl.net/articles/patching-nas-devices/https://insights.qutzl.net/articles/patching-nas-devices/NAS firmware holes are quiet until ransomware finds the share.Fri, 27 Mar 2026 00:00:00 GMTMichael NarehoodNetworkingsecuritybackupsinfrastructureMichael Narehoodhttps://insights.qutzl.net/articles/malware-macros-and-office-defaults/https://insights.qutzl.net/articles/malware-macros-and-office-defaults/Block macros from the internet. Your 2014 workflow may need a redesign.Wed, 25 Mar 2026 00:00:00 GMTMichael NarehoodSecuritysecurityendpointsMichael Narehoodhttps://insights.qutzl.net/articles/offboarding-same-day-access-cut/https://insights.qutzl.net/articles/offboarding-same-day-access-cut/Why delayed disablement is a predictable incident.Mon, 23 Mar 2026 00:00:00 GMTMichael NarehoodSecurityidentitysecurityMichael Narehoodhttps://insights.qutzl.net/articles/email-retention-vs-archive-confusion/https://insights.qutzl.net/articles/email-retention-vs-archive-confusion/Litigation holds, archives, and “we keep mail forever”: clarify before you need eDiscovery.Fri, 20 Mar 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365complianceMichael Narehoodhttps://insights.qutzl.net/articles/backup-3-2-1-rule-still-works/https://insights.qutzl.net/articles/backup-3-2-1-rule-still-works/Three copies, two media, one offsite, updated for cloud and ransomware realities.Wed, 18 Mar 2026 00:00:00 GMTMichael NarehoodBackups & Continuitybackupsbusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/quarterly-access-reviews-without-the-enterprise-bloat/https://insights.qutzl.net/articles/quarterly-access-reviews-without-the-enterprise-bloat/A two-hour quarterly ritual that catches privilege creep before an audit or an attacker does.Mon, 16 Mar 2026 00:00:00 GMTMichael NarehoodSecurityidentitysecuritymspMichael Narehoodhttps://insights.qutzl.net/articles/secure-document-sharing-with-clients/https://insights.qutzl.net/articles/secure-document-sharing-with-clients/Move past email attachments for sensitive files without making clients jump through hoops.Fri, 13 Mar 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymicrosoft-365collaborationMichael Narehoodhttps://insights.qutzl.net/articles/when-to-replace-that-aging-firewall/https://insights.qutzl.net/articles/when-to-replace-that-aging-firewall/End-of-support appliances quietly become unpatchable internet doors. How to plan a refresh without drama.Wed, 11 Mar 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingsecurityinfrastructureMichael Narehoodhttps://insights.qutzl.net/articles/dns-and-email-authentication-spf-dkim-dmarc/https://insights.qutzl.net/articles/dns-and-email-authentication-spf-dkim-dmarc/A plain-language tour of the three records that decide whether your mail looks legitimate.Mon, 09 Mar 2026 00:00:00 GMTMichael NarehoodNetworkingemaildnssecurityMichael Narehoodhttps://insights.qutzl.net/articles/microsoft-365-external-sharing-defaults/https://insights.qutzl.net/articles/microsoft-365-external-sharing-defaults/SharePoint and OneDrive sharing settings that balance client collaboration with least privilege.Fri, 06 Mar 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365securityMichael Narehoodhttps://insights.qutzl.net/articles/business-email-compromise-red-flags/https://insights.qutzl.net/articles/business-email-compromise-red-flags/The phrases and patterns that should trigger a pause before anyone moves money.Wed, 04 Mar 2026 00:00:00 GMTMichael NarehoodSecuritysecurityemailfraudMichael Narehoodhttps://insights.qutzl.net/articles/tax-season-protect-the-files-accountants-touch/https://insights.qutzl.net/articles/tax-season-protect-the-files-accountants-touch/CPAs and bookkeepers become high-value targets each spring. Harden the paths to returns and source docs.Mon, 02 Mar 2026 00:00:00 GMTMichael NarehoodSecuritysecuritycompliancebackupsMichael Narehoodhttps://insights.qutzl.net/articles/legacy-tls-and-payment-tools/https://insights.qutzl.net/articles/legacy-tls-and-payment-tools/Old TLS versions linger in niche payment and LOB software. Plan the break.Fri, 27 Feb 2026 00:00:00 GMTMichael NarehoodHostingsecuritycomplianceMichael Narehoodhttps://insights.qutzl.net/articles/monitoring-what-matters-for-smbs/https://insights.qutzl.net/articles/monitoring-what-matters-for-smbs/Disk full and certificate expiry beat vanity dashboards.Wed, 25 Feb 2026 00:00:00 GMTMichael NarehoodSecuritymspinfrastructureMichael Narehoodhttps://insights.qutzl.net/articles/onboarding-checklist-for-new-hires-it/https://insights.qutzl.net/articles/onboarding-checklist-for-new-hires-it/Day-one access without day-one admin rights.Mon, 23 Feb 2026 00:00:00 GMTMichael NarehoodSecuritymspidentityMichael Narehoodhttps://insights.qutzl.net/articles/documenting-your-network-for-the-next-person/https://insights.qutzl.net/articles/documenting-your-network-for-the-next-person/A one-page network truth file beats a heroic tribal-knowledge culture.Fri, 20 Feb 2026 00:00:00 GMTMichael NarehoodNetworkingmspinfrastructureMichael Narehoodhttps://insights.qutzl.net/articles/shadow-it-saas-sprawl/https://insights.qutzl.net/articles/shadow-it-saas-sprawl/Credit-card SaaS purchases create data and identity debt. How to see it without becoming the department of no.Wed, 18 Feb 2026 00:00:00 GMTMichael NarehoodSecuritysecuritysaasmspMichael Narehoodhttps://insights.qutzl.net/articles/line-of-business-apps-and-unsupported-windows/https://insights.qutzl.net/articles/line-of-business-apps-and-unsupported-windows/When one ancient app pins you to an old OS, and exit ramps that are less painful than denial.Mon, 16 Feb 2026 00:00:00 GMTMichael NarehoodMicrosoftwindowssecurityinfrastructureMichael Narehoodhttps://insights.qutzl.net/articles/why-sms-mfa-is-a-stopgap/https://insights.qutzl.net/articles/why-sms-mfa-is-a-stopgap/SIM swaps and SS7 abuse make text-message codes weaker than app-based or FIDO MFA.Fri, 13 Feb 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymfaMichael Narehoodhttps://insights.qutzl.net/articles/laptop-encryption-checklist/https://insights.qutzl.net/articles/laptop-encryption-checklist/BitLocker and FileVault basics so a stolen laptop is an inconvenience, not a breach notification.Wed, 11 Feb 2026 00:00:00 GMTMichael NarehoodMicrosoftsecurityendpointsMichael Narehoodhttps://insights.qutzl.net/articles/vpn-vs-zero-trust-for-small-firms/https://insights.qutzl.net/articles/vpn-vs-zero-trust-for-small-firms/When a classic VPN is enough, when it becomes a liability, and what “zero trust” means without the buzzwords.Mon, 09 Feb 2026 00:00:00 GMTMichael NarehoodNetworkingnetworkingsecurityremote-workMichael Narehoodhttps://insights.qutzl.net/articles/phishing-simulations-without-shaming-people/https://insights.qutzl.net/articles/phishing-simulations-without-shaming-people/How to run awareness tests that improve reporting rates instead of breeding resentment.Fri, 06 Feb 2026 00:00:00 GMTMichael NarehoodSecuritysecuritytrainingMichael Narehoodhttps://insights.qutzl.net/articles/patch-tuesday-habits-for-busy-offices/https://insights.qutzl.net/articles/patch-tuesday-habits-for-busy-offices/A lightweight cadence so Windows and Microsoft 365 updates do not become quarterly fire drills.Wed, 04 Feb 2026 00:00:00 GMTMichael NarehoodMicrosoftpatchingwindowsmicrosoft-365Michael Narehoodhttps://insights.qutzl.net/articles/why-local-admin-rights-still-matter/https://insights.qutzl.net/articles/why-local-admin-rights-still-matter/Ransomware and commodity malware love over-privileged users. How to shrink admin without breaking work.Mon, 02 Feb 2026 00:00:00 GMTMichael NarehoodMicrosoftsecurityendpointsMichael Narehoodhttps://insights.qutzl.net/articles/password-managers-for-teams-under-twenty/https://insights.qutzl.net/articles/password-managers-for-teams-under-twenty/A practical way to kill shared spreadsheets without enterprise IAM theater.Fri, 30 Jan 2026 00:00:00 GMTMichael NarehoodMicrosoft 365securitypasswordsMichael Narehoodhttps://insights.qutzl.net/articles/winter-outage-season-ups-and-generators/https://insights.qutzl.net/articles/winter-outage-season-ups-and-generators/Cold-weather power events take down offices that thought “the cloud” made on-site power irrelevant.Wed, 28 Jan 2026 00:00:00 GMTMichael NarehoodMicrosoftinfrastructurebusiness-continuityMichael Narehoodhttps://insights.qutzl.net/articles/shared-mailboxes-are-not-a-security-boundary/https://insights.qutzl.net/articles/shared-mailboxes-are-not-a-security-boundary/Why “just use the info@ mailbox” creates audit and access problems, and cleaner patterns that scale.Mon, 26 Jan 2026 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365emailMichael Narehoodhttps://insights.qutzl.net/articles/mfa-fatigue-and-how-to-stop-push-bombing/https://insights.qutzl.net/articles/mfa-fatigue-and-how-to-stop-push-bombing/Attackers spam approve prompts until someone taps Yes. How number matching and better MFA choices help.Fri, 23 Jan 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymicrosoft-365mfaMichael Narehoodhttps://insights.qutzl.net/articles/new-year-security-habits-that-actually-stick/https://insights.qutzl.net/articles/new-year-security-habits-that-actually-stick/Skip the resolutions theater. Five security habits SMBs can keep through February and beyond.Wed, 21 Jan 2026 00:00:00 GMTMichael NarehoodSecuritysecuritymspMichael Narehoodhttps://insights.qutzl.net/articles/welcome-to-qutzl-insights/https://insights.qutzl.net/articles/welcome-to-qutzl-insights/What this publication is for, how we write, and what small-business IT topics you can expect next.Mon, 19 Jan 2026 00:00:00 GMTMichael NarehoodAnnouncementsannouncementsmspMichael Narehoodhttps://insights.qutzl.net/articles/apple-releases-ios-26/https://insights.qutzl.net/articles/apple-releases-ios-26/iOS 26 arrived on September 15, 2025 with Liquid Glass design, Phone and Messages upgrades, Apple Intelligence improvements, and a new Games app.Mon, 15 Sep 2025 00:00:00 GMTMichael NarehoodAppleiosappleapple-intelligenceMichael Narehoodhttps://insights.qutzl.net/articles/google-chrome-zero-day-patch-habits/https://insights.qutzl.net/articles/google-chrome-zero-day-patch-habits/Emergency browser updates do not wait for Patch Tuesday. How SMBs should force Chrome updates, control extensions, and close the relaunch gap before attackers do.Wed, 20 Aug 2025 00:00:00 GMTMichael NarehoodSecuritychromebrowserspatchingsecurityMichael Narehoodhttps://insights.qutzl.net/articles/cursor-ai-ide-for-ops-scripts/https://insights.qutzl.net/articles/cursor-ai-ide-for-ops-scripts/Cursor and similar tools can speed up PowerShell and bash work for MSPs, but only if you review output, protect secrets, and treat suggestions as starting points.Tue, 06 May 2025 00:00:00 GMTMichael NarehoodAI & MLaideveloper-toolsautomationMichael Narehoodhttps://insights.qutzl.net/articles/ubuntu-25-04-whats-new/https://insights.qutzl.net/articles/ubuntu-25-04-whats-new/Ubuntu 25.04 shipped in April 2025 with GNOME 48, Linux 6.14, and refreshed toolchains. Here's when it fits your lab versus staying on 24.04 LTS.Fri, 18 Apr 2025 00:00:00 GMTMichael NarehoodLinuxubuntulinuxdesktopMichael Narehoodhttps://insights.qutzl.net/articles/microsoft-365-copilot-smb-reality/https://insights.qutzl.net/articles/microsoft-365-copilot-smb-reality/What Copilot actually costs, how it uses your tenant data, and when it helps small teams versus generating expensive drafts nobody trusts.Wed, 12 Mar 2025 00:00:00 GMTMichael NarehoodMicrosoft 365microsoft-365copilotaimspMichael Narehoodhttps://insights.qutzl.net/articles/cloudflare-workers-for-small-teams/https://insights.qutzl.net/articles/cloudflare-workers-for-small-teams/Workers can replace a surprising amount of API and edge logic, but it is not a default for every app. A practical guide to when serverless at the edge beats traditional hosting.Wed, 12 Feb 2025 00:00:00 GMTMichael NarehoodCloud & DevOpscloudflareworkersserverlessdevopsMichael Narehoodhttps://insights.qutzl.net/articles/deepseek-r1-open-models/https://insights.qutzl.net/articles/deepseek-r1-open-models/DeepSeek's R1 models got ops and dev teams paying attention. Here is why, plus sober notes on local vs API use and why client data does not belong in random endpoints.Tue, 28 Jan 2025 00:00:00 GMTMichael NarehoodAI & MLaideepseekopen-sourcellmMichael Narehoodhttps://insights.qutzl.net/articles/nintendo-switch-2-reveal-roundup/https://insights.qutzl.net/articles/nintendo-switch-2-reveal-roundup/Nintendo's January 2025 first look at Switch 2: release timing, backward compatibility, and what the reveal video actually showed.Thu, 16 Jan 2025 00:00:00 GMTMichael NarehoodGaminggamingnintendohardwareMichael Narehoodhttps://insights.qutzl.net/articles/steam-deck-oled-daily-driver/https://insights.qutzl.net/articles/steam-deck-oled-daily-driver/After a year with Valve's OLED revision: battery life, the screen, Dock and Desktop Mode for light work, and whether it earns a spot in a family PC lineup.Wed, 20 Nov 2024 00:00:00 GMTMichael NarehoodGaminggamingsteam-deckhandheldMichael Narehoodhttps://insights.qutzl.net/articles/playstation-5-pro-launch/https://insights.qutzl.net/articles/playstation-5-pro-launch/Sony's PS5 Pro arrived in November 2024 with a faster GPU and AI upscaling. A plain-language guide for households deciding between Pro, Slim, and keeping what they have.Fri, 08 Nov 2024 00:00:00 GMTMichael NarehoodGaminggamingplaystationhardwareMichael Narehoodhttps://insights.qutzl.net/articles/windows-server-2025-released/https://insights.qutzl.net/articles/windows-server-2025-released/Microsoft’s Windows Server 2025 LTSC release brings hotpatching, stronger Active Directory and SMB security, hybrid cloud options, and a 180-day evaluation download.Sat, 02 Nov 2024 00:00:00 GMTMichael NarehoodMicrosoftwindows-servermicrosoftsecurityMichael Narehoodhttps://insights.qutzl.net/articles/apple-intelligence-on-work-devices/https://insights.qutzl.net/articles/apple-intelligence-on-work-devices/Apple Intelligence landed in late 2024 with on-device models and Private Cloud Compute. What MDM admins should decide before enabling it on managed devices.Tue, 29 Oct 2024 00:00:00 GMTMichael NarehoodAppleappleaiprivacyiosmacosMichael Narehoodhttps://insights.qutzl.net/articles/ubuntu-24-10-is-now-available/https://insights.qutzl.net/articles/ubuntu-24-10-is-now-available/Highlights from Ubuntu 24.10 (Oracular Oriole), including Linux 6.11, GNOME 47, Wayland by default, and security improvements.Thu, 10 Oct 2024 00:00:00 GMTMichael NarehoodLinuxubuntulinuxdesktopMichael Narehoodhttps://insights.qutzl.net/articles/xcp-ng-8-3-release/https://insights.qutzl.net/articles/xcp-ng-8-3-release/An overview of XCP-ng 8.3: updated Xen and kernel stack, security and performance improvements, LTS direction, install/upgrade notes, and what to check before you move.Tue, 08 Oct 2024 00:00:00 GMTMichael NarehoodLinuxxcp-ngvirtualizationxenMichael Narehoodhttps://insights.qutzl.net/articles/windows-11-24h2-upgrade-planning/https://insights.qutzl.net/articles/windows-11-24h2-upgrade-planning/Microsoft's 2024 feature update is not a click-and-forget release. Pilot rings, app friction, and how to avoid surprise broad enablement on busy fleets.Sat, 05 Oct 2024 00:00:00 GMTMichael NarehoodMicrosoftwindowsmicrosoftpatchingMichael Narehoodhttps://insights.qutzl.net/articles/apple-releases-ios-18-0-1/https://insights.qutzl.net/articles/apple-releases-ios-18-0-1/iOS 18.0.1 fixes iPhone 16 touchscreen and camera issues, Messages crashes, performance problems, and important security bugs in Messages and Passwords.Thu, 03 Oct 2024 00:00:00 GMTMichael NarehoodAppleiosapplesecurityMichael Narehoodhttps://insights.qutzl.net/articles/install-xen-orchestra-for-xcp-ng/https://insights.qutzl.net/articles/install-xen-orchestra-for-xcp-ng/What Xen Orchestra is, why Xen Tools matter, the VM sizing to use, and a straightforward path to install XO for managing your XCP-ng hosts.Sun, 29 Sep 2024 00:00:00 GMTMichael NarehoodLinuxxcp-ngxen-orchestravirtualizationMichael Narehoodhttps://insights.qutzl.net/articles/macos-sequoia-for-business-macs/https://insights.qutzl.net/articles/macos-sequoia-for-business-macs/macOS 15 is GA with iPhone Mirroring, a Passwords app, and continuity changes IT should pilot before a broad upgrade.Fri, 20 Sep 2024 00:00:00 GMTMichael NarehoodApplemacosappleendpointssecurityMichael Narehoodhttps://insights.qutzl.net/articles/openai-o1-reasoning-models/https://insights.qutzl.net/articles/openai-o1-reasoning-models/OpenAI's o1 preview changed how some tasks get done. Here is what is different from ChatGPT, where the cost makes sense, and where it is overkill for everyday MSP work.Fri, 13 Sep 2024 00:00:00 GMTMichael NarehoodAI & MLopenaiaillmMichael Narehoodhttps://insights.qutzl.net/articles/essential-wordpress-plugins/https://insights.qutzl.net/articles/essential-wordpress-plugins/A practical shortlist of WordPress plugins for security, Google insights, SEO, legal pages, and caching: what each one does and when Premium is worth it.Thu, 12 Sep 2024 00:00:00 GMTMichael NarehoodHostingwordpressseosecurityMichael Narehoodhttps://insights.qutzl.net/articles/black-myth-wukong-pc-launch/https://insights.qutzl.net/articles/black-myth-wukong-pc-launch/Steam's biggest launch of 2024 hammered gaming PCs. Here is what to expect on performance, drivers, and the breakroom machine your staff keeps rebooting.Wed, 21 Aug 2024 00:00:00 GMTMichael NarehoodGaminggamingpcsteamMichael Narehoodhttps://insights.qutzl.net/articles/crowdstrike-july-2024-outage-lessons/https://insights.qutzl.net/articles/crowdstrike-july-2024-outage-lessons/A bad Falcon content update crashed millions of Windows systems. Here is what small IT teams should change without turning it into blame theater.Mon, 22 Jul 2024 00:00:00 GMTMichael NarehoodSecuritysecurityendpointsincident-responsewindowsMichael Narehoodhttps://insights.qutzl.net/articles/firefox-128-esr-enterprise/https://insights.qutzl.net/articles/firefox-128-esr-enterprise/Mozilla's new ESR base landed in July 2024. Here is the cadence, extension policy work, and when ESR still beats rapid release for line-of-business apps.Wed, 10 Jul 2024 00:00:00 GMTMichael NarehoodSoftware & ReleasesfirefoxbrowsersenterpriseMichael Narehoodhttps://insights.qutzl.net/articles/windows-recall-paused-what-it-means/https://insights.qutzl.net/articles/windows-recall-paused-what-it-means/Microsoft delayed Recall for Copilot+ PCs after privacy pushback. Here is what the feature does, why it spooked security folks, and how to evaluate new hardware.Fri, 14 Jun 2024 00:00:00 GMTMichael NarehoodConsumer TechwindowsprivacymicrosoftaiMichael Narehoodhttps://insights.qutzl.net/articles/chrome-manifest-v3-extension-reality/https://insights.qutzl.net/articles/chrome-manifest-v3-extension-reality/Google finished the MV3 transition. Here is what broke, what still works, and a practical checklist for extension policy at work.Mon, 10 Jun 2024 00:00:00 GMTMichael NarehoodSoftware & ReleaseschromebrowserssecurityextensionsMichael Narehoodhttps://insights.qutzl.net/articles/valkey-vs-redis-for-new-projects/https://insights.qutzl.net/articles/valkey-vs-redis-for-new-projects/After Redis Inc. changed licensing, the Linux Foundation fork Valkey offers a BSD path forward. Here is when new builds should pick Valkey and when staying on Redis still makes sense.Wed, 15 May 2024 00:00:00 GMTMichael NarehoodCloud & DevOpsredisvalkeyopen-sourcedevopsMichael Narehoodhttps://insights.qutzl.net/articles/xz-utils-backdoor-what-ops-should-check/https://insights.qutzl.net/articles/xz-utils-backdoor-what-ops-should-check/CVE-2024-3094 hit rolling Linux distros hard. Here is what happened, who was exposed, and the checks SMB teams should run.Mon, 01 Apr 2024 00:00:00 GMTMichael NarehoodSecuritysecuritylinuxsupply-chaincveMichael Narehoodhttps://insights.qutzl.net/articles/redis-agpl-license-change/https://insights.qutzl.net/articles/redis-agpl-license-change/Redis moved new releases to RSALv2 and SSPLv1 in March 2024. Valkey forked the BSD line. Here is how to pick a path without panic.Mon, 25 Mar 2024 00:00:00 GMTMichael NarehoodSoftware & Releasesredislicensingopen-sourcedevopsMichael Narehood