This problem is common to many of the Internet Protocol specifications (such as SMTP, Telnet, POP and IMAP) that were designed prior to the creation of encryption mechanisms such as TLS or SSL.
Ovaj problem je zajednički s mnogim Internet protokolima (kao što su SMTP, Telnet, POP i IMAP) koji su bili stvoreni prije stvaranja mahanizama za šifriranje kao što su TSL ili SSL.