Guides
Clear articles on DNS, email, migrations, infrastructure, and the day to day operational issues we handle in real environments.
Start with the area that matches your issue or project.
Practical reads to help troubleshoot, plan, and make better infrastructure decisions.
An overloaded Exim queue slows your server and delays all outgoing email. Learn how to diagnose the cause, flush the queue safely, and stop spam scripts from refilling it.
Read guideA practical guide to choosing VPS hosting in Canada for 2026. Covers what KVM vs OpenVZ means for you, why NVMe matters more than RAM, how to size a VPS for your workload, and what separates good Canadian VPS providers from the commodity options.
Read guideBuilding a SaaS application for the Canadian market requires hosting that handles multi-tenant data isolation, compliance with PIPEDA and provincial privacy laws, and a clear path to scaling when the product grows. This guide covers the infrastructure decisions that matter most for Canadian SaaS founders.
Read guideHTTP/2 Bomb (CVE-2026-49975) is a remote denial-of-service vulnerability affecting the default HTTP/2 configurations of NGINX, Apache HTTPD, Microsoft IIS, Envoy, and Cloudflare Pingora. It can crash a web server with 32 GB of memory in roughly 20 seconds from a home internet connection. LiteSpeed Web Server, OpenLiteS
Read guideWHMCS CVE-2026-29204 is a client area authorization bypass that affects every WHMCS version from 7.4 onward. Patches landed in WHMCS 9.0.4 and 8.13.3 on May 13, 2026. This guide explains what the vulnerability does, who is at risk, and how to update your WHMCS installation safely.
Read guideDiagnose this issue: monitoring or integration clients are blocked while ordinary browser visits succeed. Use safe tests, log evidence and targeted fixes.
Read guideRecent technical articles and troubleshooting references from the Gotekky team.
Diagnose this issue: filesystem permissions, loopback failures, or resource limits interrupt updates. Use safe tests, log evidence and targeted fixes.
Read guideDiagnose this issue: cookies, URLs, proxies, or security rules repeatedly send users back to login. Use safe tests, log evidence and targeted fixes.
Read guideDiagnose this issue: the upload reaches WordPress but fails during transfer or image processing. Use safe tests, log evidence and targeted fixes.
Read guideDiagnose this issue: one request exceeds the PHP memory limit or consumes memory abnormally. Use safe tests, log evidence and targeted fixes.
Read guideDiagnose this issue: scheduled tasks do not run at the expected time. Use safe tests, log evidence and targeted fixes.
Read guideDiagnose this issue: REST API requests are rejected before WordPress can process them. Use safe tests, log evidence and targeted fixes.
Read guideDiagnose this issue: a plugin update triggers a fatal error before a normal page can render. Use safe tests, log evidence and targeted fixes.
Read guideAfter updating to cPanel 134.0.34, accessing a cPanel user account from a root or reseller WHM session triggers an infinite 2FA prompt loop. cPanel confirmed this as a known bug under developer case CPANEL-53684 and shipped fixes in 11.134.0.35 and equivalent builds for the 11.136, 11.126, and 11.110 ELS branches. This
Read guideA second privilege-escalation vulnerability in the LiteSpeed User-End cPanel Plugin is being actively exploited in the wild. This is separate from the May 19 issue. Fix: upgrade to LiteSpeed WHM Plugin v5.3.2.1 (which bundles User-End v2.4.8) or uninstall the plugin. This guide explains the issue, the compromise check,
Read guidecPanel released an emergency Technical Support Release (TSR) on May 19, 2026 addressing two security issues identified as SEC-73728 and SEC-73755, alongside the actively-exploited LiteSpeed plugin vulnerability covered in a separate guide. This is the third cPanel emergency in three weeks. This guide explains the relea
Read guideA privilege-escalation vulnerability in the LiteSpeed User-End cPanel Plugin was actively exploited in the wild before disclosure. cPanel's May 19, 2026 emergency patch released 12 hours ahead of schedule and includes an automated fix that uninstalls the plugin entirely. This guide explains what happened, what it means
Read guideCVE-2026-46333, publicly known as ssh-keysign-pwn, is a Linux kernel information disclosure vulnerability disclosed by Qualys on May 14, 2026. It lets unprivileged users read root-owned files including SSH host private keys and /etc/shadow. This guide explains what it is, why the previous mitigations do not cover it, w
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