Network and information security problems in recent years has aroused widespread concern.Following the large-scale user information
leak.Mail fraud,hacker,mail account,spam.The kinds of

problems prompted the domestic line of enterprise email providers increasing emphasis on investment in the field of e-mail Security efforts.Research and development efforts continue to

increase mail security features
 
however, many emails providers are fond of packaging "inscrutable" to display their professional.But it make the user don't know how to
choose!OK ,now I'm going to tell you something about how to choose.

1.  Make good use of the "email encryption" reature.
2. Grasp the mail monitoring function.
3. Using mail withdraw
4. Make full use of the "white list".