Seonglae ChoEmail is really really important nowadays as security terms
Fundamental difference between HTTP is unlike web server, agent need own server (usually shared). The three major component of email is like these
- User agent (mail reader)
- Mail server
- SMTP
Email Notion
Email Usages
Email is not ID
Email addresses are not primary user identities | nicole@web
https://ntietz.com/blog/email-address-not-identifier/