Caretaker Antispam for Exchange Server is a server-based antispam solution for Microsoft Exchange Server / Small Business Server. The server-based solution integrates seamlessly with Microsoft Exchange Server / Small Business Server protecting your users from spam, phishing attacks and malware in email messages. System administrators do not need to install software on workstations or mobile appliances and do not need to maintain the filter. Users do not need to configure anything, the filter doesn't need training and the software updates itself automatically without downtime of your server.