Community QuestionSeen on 8 CBTs
Simple Mail Transfer Protocol (SMTP)
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Answer
Used to send a receive email across the Internet. This protocol has several-well known vulnerabilities that make it inherently insecure. _________ operates on TCP/ UDP port 25. ________ over SSL/ TLS (SMTPS) uses TCP/ UDP port 465. *Hint: term is the same for all blanks
Alternate answers seen on other CBTs
The same question shows up worded slightly differently across CBT versions. Here are the other answer variants we've indexed.
A protocol used to retrieve email from a mail server. POP3 is a later iteration of the POP protocol, and can be used with or without SMTP. Port 110
Comptia A+ Core 1 Study Guide →Port 25
Comptia A+ Port Numbers →A protocol in the TCP/IP suite designed to send email that uses port 25.
Comptia Fundamentals Study Guide →Transport mail between mail servers; TCP port 25
When Does Comptia Security+ 601 Expire →