Spam and virus filtering is enhanced by or is also available as a service from Microsoft Exchange Hosted Services. Exchange Hosted Services is a set of four distinct hosted services:
- Hosted Filtering, which helps organizations protect themselves
from e-mail-borne malware.
- Hosted Archive, which helps organizations satisfy retention
requirements for compliance.
- Hosted Encryption, which helps organizations encrypt data to
- Hosted Continuity, which helps organizations preserve access to
e-mail during and after emergency situations.
These services integrate with any on-premise Exchange servers that are managed in-house or Hosted Exchange e-mail services that are offered through service providers.