IMAP client component for reading and managing email and folders on an IMAP server. Supports S/MIME signed and encrypted email. Supports SSL IMAP. Full set of mailbox management features for adding, deleting, and renaming mailboxes. Easy to manage mail item flags for "seen", "draft", "answered", and "flagged". Preview mail by retrieving message summaries. Full mailbox sort and search capability. Easy access to all message parts and recipients. Easy access to attachments. Programs can work using either UIDs or sequence numbers.