TCP Series — TCP Receive Buffer and Receive Window

Apache HTTP Server — Multi-process architecture

Introduction

APR memory pool

The Apache HTTPD Web Server uses APR pools for memory allocation. In this article, I would like to talk about how APR pools work.

TCP Series — TCP debugging using ss

In this post, I’d like to describe some very basic use cases of using the ss command that are…

TCP Series — Monitoring Listen Overflows

In this post, I’d like to describe an issue that may go un-noticed when running Web…

Sending hand-crafted HTTP requests

While debugging HTTP issues, it sometimes becomes necessary to create HTTP requests…

How the web works – TLS certificates

In this post I’d like to discuss TLS certificates.

How the web works — Authentication using cookies

Improving Apache HTTPD performance using CacheFile and MMapFile directives

How to set up Basic Authentication using Apache HTTPD WebServer