DNS Resolution: From Root Servers to DNS Caching
When a user enters a website address (e.g., www.example.com) into a web browser, the system must resolve the domain name into an IP address before establishing a connection. This process,…
Set Up MySQL 8.4 Replication for Zabbix Using Percona XtraBackup
MySQL replication is a powerful way to create a reliable and scalable database environment for Zabbix. One effective method for setting up replication is to use Percona XtraBackup, a robust…
HTTPS transaction process
In this post I am walking through the HTTPS transaction process starting from the ClientHello request until the encryption of real data. 1. TCP Handshake The client initiates a three-way…