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NGINX Perl Module: Embed Perl Scripting in Your Web Server


by Danila Vershinin, March 17, 2026

Learn how to use the NGINX Perl module to embed Perl scripts directly in your NGINX configuration. Generate dynamic content, compute variables, handle POST requests, and extend NGINX with the full power of Perl — all without a separate application server.

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NGINX OpenTelemetry Module: Distributed Tracing


by Danila Vershinin,

Learn how to add distributed tracing to NGINX with the OpenTelemetry module. This guide covers installation, configuration of all directives, sampling strategies, trace context propagation, and integration with collectors like Jaeger and Grafana Tempo.

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NGINX NTLM Module: Proxy Windows Authentication


by Danila Vershinin, March 16, 2026

Learn how to proxy NTLM and Negotiate authentication through NGINX using the NTLM upstream module. This guide covers installation, configuration, and best practices for connecting NGINX to Windows backend services that require persistent authentication connections.

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NGINX Lua Upstream: Dynamic Management Without Reloads


by Danila Vershinin, March 15, 2026

Learn how to dynamically manage NGINX upstreams at runtime using the Lua Upstream module. Inspect server health, toggle peers up or down, and build status dashboards — all without reloading NGINX.

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NGINX Lua Module: Programmable Web Serving Guide


by Danila Vershinin,

Learn how to extend NGINX with the Lua module for custom authentication, rate limiting, API gateways, and more. Includes installation on RHEL, CentOS, Ubuntu, and practical examples with 110+ ready-to-install Lua libraries from the GetPageSpeed repository.

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Gixy IDE Plugins: NGINX Security in VS Code and JetBrains


by Danila Vershinin, March 14, 2026

NGINX misconfigurations are among the most common sources of web application vulnerabilities. Server-Side Request Forgery (SSRF), HTTP response splitting, path traversal via alias, and header injection — these issues often slip through code review and only surface in production, sometimes after an attacker has already exploited them. Gixy IDE plugins bring automated detection of these […]

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NGINX CDN Loop Detection: Prevent Request Loops


by Danila Vershinin,

Learn how to prevent infinite request loops in NGINX CDN and reverse proxy configurations using the loop detect module. This module implements RFC 8586’s CDN-Loop header to track request hops and automatically block runaway loops before they consume server resources.

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NGINX ZeroMQ Log Module: Real-Time Log Streaming Over ZMQ


by Danila Vershinin,

Learn how to stream NGINX access logs in real time using the ZeroMQ (ZMQ) log module. Configure asynchronous, non-blocking log delivery over TCP or IPC to build powerful log processing pipelines.

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NGINX log_var_set: Set Variables Before Log Writing


by Danila Vershinin, March 13, 2026

Learn how to use the NGINX log_var_set module to set or override request variables right before access log writing. Capture upstream response headers, redact sensitive data, and apply conditional logging logic — all without affecting request processing.

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NGINX HTTP/3 Is Broken After Reload — Here’s the Fix F5 Won’t Ship


by Danila Vershinin,

NGINX silently drops ~50% of HTTP/3 connections after reload when quic_bpf is enabled. The bug has been known for over a year. F5 won’t fix it. nginx-mod ships the fix today.

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