Introduction Server Name Indication, commonly known as SNI, is a TLS extension that allows multiple SSL-enabled websites to run on the same IP address and port. Without SNI, […]

Introduction Postfix is a widely used, free Mail Transfer Agent (MTA) designed to route and deliver email securely. Because email servers are frequent targets for spam and abuse,

Introduction Windows Firewall helps protect the server by controlling inbound and outbound network traffic. You can create firewall rules to allow specific ports required for applications or services.

Introduction Secure email communication is essential for protecting sensitive data and ensuring reliable mail delivery. Mail servers commonly use SSL/TLS encryption on specific ports to provide secure connections

Introduction Website redirection is a common practice used to forward users from one URL to another. It is widely used during domain changes, website restructuring, or when moving