I would like to ask what happens when an email is sent from gmail, yahoo or hotmail public web email services? I don't understand email protocols in details, but as far as I know email traffic is ...
Let us say that I send an email using Yahoo Mail or Gmail. Can this email be intercepted using a packet sniffer? On which port does the email travel? HTTP, SMTP, POP3? Thank you.
If I connect to my e-mail server via SSL (SMTP/SSL) and the recipient also only checks his e-mail via SSL (web/https or IMAP/SSL), does this - generally speaking - increase the security for the ...