How to secure your emails

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  • You receive all emails. However you want the contents of your mail is known only to you.
  • When you send an email, you should know that it passes through several computers or whenever it is copied onto disks before reaching its destination.
    • To secure its
  • mail must consider two areas:
  • Securing the server side:
  • should secure the flow of mail transport protocol (SMTP) and the flow succession mail (POP3 and IMAP).
  • smtp server authentication can be done through certificate.
    • The problem
  • POP3 and IMAP is that they pass authentication (usename / password).
  • Securing client side:
  • secure mail client side based on the use of S / MIME.
    • This protocol allows
  • sign and encrypt the contents of e-mail. The security can also be done through certificate.