NGINX Array Variables: Split, Map, and Join Data
by Danila Vershinin, February 25, 2026
Learn how to use the NGINX array variables module to split, map, and join data directly in your NGINX configuration. This module adds array-typed variables for powerful list processing, SQL query building, and dynamic data transformation without external scripting.
Read More...NGINX CGI Module: Run CGI Scripts in NGINX
by Danila Vershinin, February 24, 2026
Learn how to run traditional CGI scripts in NGINX using the nginx-cgi module. This guide covers installation, configuration, migration from Apache mod_cgi, and practical examples with Bash, Python, and Perl CGI scripts.
Read More...NGINX HTTP-FLV Module: Build a Live Streaming Server
by Danila Vershinin,
Learn how to set up a complete live streaming server with the NGINX HTTP-FLV module. This guide covers installation, HTTP-FLV playback, GOP caching for instant playback, multi-format output (HLS, DASH), stream recording, real-time JSON statistics, access control, and relay for scalable streaming infrastructure.
Read More...NGINX error_log_write Module: Conditional Logging
by Danila Vershinin, February 12, 2026
Learn how to use the NGINX error_log_write module for conditional error logging. Write custom log entries based on request attributes, variables, and conditions directly from your NGINX configuration.
Read More...NGINX Keyval Module: Dynamic Key-Value Store Inside NGINX
by Danila Vershinin, February 9, 2026
Learn how to use the NGINX keyval module to create a dynamic key-value store directly inside NGINX. Build feature flags, IP blocklists, maintenance mode toggles, A/B testing, and canary deployments — all without restarting NGINX or adding backend services.
Read More...NGINX Digest Authentication: More Secure Than Basic Auth
by Danila Vershinin, February 7, 2026
Learn how to configure NGINX digest authentication using the ngx_http_auth_digest module. This guide covers installation, htdigest password files, brute-force protection, shared memory tuning, and when to choose digest auth over basic auth for securing your NGINX locations.
Read More...NGINX Redis2 Module: Talk to Redis Directly from NGINX
by Danila Vershinin,
Learn how to use the NGINX redis2 module to communicate with Redis directly from NGINX. This module implements the Redis 2.0 protocol with support for pipelining, keepalive connections, and all Redis commands. Install it easily on CentOS, RHEL, Rocky Linux, Debian, and Ubuntu via GetPageSpeed repository.
Read More...NGINX Sysguard: Automatic Protection Against Server Overload
by Danila Vershinin,
Learn how to protect your NGINX server from overload using the sysguard module. Configure load-based request rejection, memory protection, and response time monitoring for graceful degradation under pressure.
Read More...NGINX JavaScript Challenge: Stop Bots Without CAPTCHAs
by Danila Vershinin, February 6, 2026
Learn how to protect your NGINX server from bots and DDoS attacks using the JavaScript challenge module. This lightweight proof-of-work solution filters automated traffic without CAPTCHAs, preserving user experience while blocking scripts that cannot execute JavaScript.
Read More...NGINX NAXSI WAF: Complete Setup and Configuration Guide
by Danila Vershinin,
Learn how to set up the NAXSI web application firewall for NGINX on Rocky Linux and RHEL. This guide covers installation, core rules, learning mode, whitelisting, libinjection integration, and production deployment of this lightweight WAF alternative to ModSecurity.
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