SMTP is an Internet standard communication protocol for electronic mail transmission. It was developed in the 1980s and has been updated with various extensions for authentication, encryption, and internationalized email addresses. What is the full form of SMTP? The question asks for the full form of the acronym SMTP. SMTP is a fundamental protocol used in the world of email communication. Understanding its full form is key to grasping how emails are sent across networks. SMTP stands for Simple Mail Transfer Protocol. Simple Mail Transfer Protocol ( SMTP ) is an application layer protocol used for exchanging email messages between servers. It is essential in the email communication process and operates at the application layer of the TCP/IP stack. To send an email, the client opens a TCP connection to the SMTP server.
