You can't create a folder of your own with this name. Security Considerations Running an IMAP server adds another system daemon, and thus, another potential security vulnerability. If you're not going to make use of the capabilities of IMAP, you're probably better off not installing it. A separate issue is the use of plaintext passwords for logins and authentication. Like most services, IMAP sessions are sent as plaintext over the Internet.
Many people feel that sending passwords over the Internet as plaintext is no big deal.
These people tend to use telnet, ftp, POP3, etc. without reservations. Compile the Cyrus IMAP Server with Kerberos authentication support. Use Secure Shell to transmit your IMAP session over an encrypted tunnel. Unfortunately, all of these techniques are beyond the scope of this article. The fact of the matter is, most of the data on the Internet is transmitted as plaintext these days.