Technology

Why My WordPress Subdomain Stopped Connecting While the Main Domain Worked Fine and the DNS A/CNAME Record Error That Caused It

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If you’ve ever experienced your WordPress subdomain suddenly ceasing to function while your primary domain continues running smoothly, you’re not alone. It’s a frustrating scenario that often surprises even seasoned developers and site owners. I recently navigated this exact situation, and after hours of debugging, discovered that the root cause was a misconfigured DNS A/CNAME …

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How to Resolve Install Error 0x800F020B (2025 Guide)

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If you’re trying to install a Windows update or device driver and encounter the cryptic error code 0x800F020B, you’re not alone. Many users experience this frustrating issue, especially when installing optional updates or working with external hardware devices. But fear not. In this comprehensive 2025 guide, we’ll walk you through exactly what error 0x800F020B means, …

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Why IP Reputation Lists in Security Plugins Blocked My Legitimate Affiliate Traffic and the Granular Reputation Rules I Applied to Unblock Conversions

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As a digital marketer relying heavily on affiliate traffic for conversions, ensuring the smooth operation of my campaigns is mission-critical. However, like many others, I found myself blindsided by the unintended consequences of deploying well-intentioned security measures. Specifically, IP reputation lists in popular security plugins began blocking what appeared to be suspicious traffic—but turned out …

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How a Security Plugin Changed File Permissions During Scan and Broke Media Uploads and the Corrective chmod Workflow That Fixed Permissions Safely

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When it comes to securing a website, especially a WordPress site, one of the easiest steps a site owner might take is installing a well-rated security plugin. While these plugins can offer tremendous protection benefits—like malware scanning, firewall rules, and brute-force prevention—they can also cause disruptions if not configured or used properly. A common issue …

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Why automated vulnerability scanners over VPN were generating false positives in security logs and the scanner pattern rules I applied to reduce noise

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Security teams rely heavily on automated tools to keep infrastructure safe from vulnerabilities, but these tools can sometimes create more confusion than clarity. A common scenario has emerged in many organizations where automated vulnerability scans piped through VPNs unknowingly trigger a flood of false positives in security logs. These false positives, if not mitigated, can …

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