Kerio MailServer is an email and collaboration suite that comes integrated with direct over-the-air (OTA) ActiveSync support, over 14 anti-spam layers (including SpamAssassin), dual anti-virus options (including a ClamAV plugin), collaboration features in Outlook, Entourage, Outlook Mobile, VersaMail, WebMail, and iCal, email archiving, and live automated backups. It supports a variety of SSL-encrypted communication protocols including POP3, IMAP, STMP, and HTTP for WebDAV, CalDAV, Web mail, and wireless ActiveSync. Wireless capabilities include direct email push, synchronization of calendar events, contacts, and tasks, and remote wipe for Windows Mobile devices to delete company data in the event the device is lost or stolen. Authentication options include Active Directory, Apple Open Directory, PAM, and an internal database. It can be administered remotely using an encrypted channel.
Recent releases


Release Notes: Resource scheduling. Enhanced mobile device support for ActiveSync 12. Enhanced CalDAV support. Migration and deployment tools. Additional localizations.


Release Notes: This release adds support for Mac OS X Leopard and Safari 3.


Release Notes: Windows Vista is supported. Mobile support was added for BlackBerry and RoadSync. Intermediate SSL support was added. Synchronization can be done with Windows Calendar in Windows Vista.


Release Notes: Over-the-air synchronization with Windows Mobile and Treo Palm mobile devices via Microsoft ActiveSync protocol was added. Email messages, contacts, calendars, and tasks are synchronized depending on device capabilities. Additional localizations were added to the administration console and Web Admin. IE 7 and Firefox 2 are supported.


Release Notes: The Spamserver process could cause a stability issue under certain circumstances. Some WebMail files were not updated on an upgrade from a previous version. Email replies from Outlook with Kerio Outlook Connector could be rejected due to improper format of the Message-ID header.