Protocols

Protocols

1. HTTP

   • Used when accessing web pages which just display content (no logging in required). The data sent/received is not encrypted.

2. HTTPS

   • Used when accessing web pages where the data needs to be encrypted. IE online banking

3. FTP

   • Sending or receiving files from client to server (or server to client).

4. SMTP

   • Is used to send emails / transfers emails between servers.

5. IMAP

   • Is used to retrieve emails. It downloads a copy of the email and keeps it on the server until you decide to delete it

6. POP3

   • Is used to retrieve emails. This will download the email and then automatically delete it from the server.