Microsoft Exchange Online Protection is perfect for the organization that wants cloud-based email protection for their on-premises Microsoft Exchange Server 2013 environment, legacy Exchange server versions or any other non-Exchange on-premises SMTP email solution.
This includes robust spam/virus filtering, anti-malware protection, connection filtering, content filtering, message trace, transport rules, quarantine and reporting.
After clicking on the Sign Up button, you will have the ability to change the number of users that you want on the following page. Click on Sign Up and try it for free.
EXCHANGE ONLINE PROTECTION
Anti-Spam / Anti-Virus
24/7 Microsoft Support