Dovecot Concepts

Internal

• dovecot
• IMAP

Functions

• IMAP server
• POP3 server
• LDA (Local Deliver Agent) https://wiki2.dovecot.org/LDA

Mail Storage

https://wiki.dovecot.org/MailLocation

• mbox - multiple messages are stored in a single file.
• Maildir - each message is stored in a separate file.
• sdbox, mdbox - https://wiki2.dovecot.org/MailboxFormat/dbox

Authentication

• Authentication Mechanisms https://wiki.dovecot.org/Authentication/Mechanisms
• Password Databases: https://wiki.dovecot.org/PasswordDatabase
• passwd-file Password Database https://wiki.dovecot.org/AuthDatabase/PasswdFile