Tag Archive for: 587

All About Port 25, 465, 587, 143, 993, 110 and 995 

Let’s start with some definitions to clarify what Port we’re talking about. What is SMTP? SMTP (Simple Mail Transfer Protocol) is a widely used communication protocol that facilitates the transmission of email messages over the internet. It serves as the foundation for sending and receiving emails between mail servers. SMTP works in a client-server model, […]