Question

which protocol is used to read the massage from email server​

Answer 1

Internet Message Access Protocol

The Internet Message Access Protocol (IMAP) is a mail protocol used for accessing email on a remote web server from a local client. IMAP and POP3 are the two most commonly used Internet mail protocols for retrieving emails. Both protocols are supported by all modern email clients and web servers.

Answer 2

Internet Message Access Protocol(IMAP)

is used to read the message from email server.