Email authentication
SMTPS (SMTP over TLS)SMTPS
Definition
A method of encrypting SMTP with TLS from the start of the connection (implicit TLS, typically port 465), encrypting from the outset rather than via the opportunistic upgrade of STARTTLS.
Email authentication
A method of encrypting SMTP with TLS from the start of the connection (implicit TLS, typically port 465), encrypting from the outset rather than via the opportunistic upgrade of STARTTLS.