MailVault

• Disaster recovery : Email backup and restore
• Compliance ready : Long term storage and quick retrieval of all email
• Email monitoring : Corporate messaging surveillance
• Improved server performance : Offload processing and storage from your mailserver
• Reduce administration & helpdesk costs: Easy privileges-based, self-service for users
• Email archival reports: Business intelligence – make information from email

Some salient ones include:

• Compatible with all mail servers (including Google Apps Free Edition).
  Email tamper-detection.
• Admin snooping prevention (keep sensitive email private)
  Filters to keep out unwanted email.
•  Multiple storage options: local disks, network attached storage, cloud based storage.
• Auto-discovered directory of organizations and people, with search short-cuts.
• Allows users access via POP3 for point-to-point email restore.
• Allows users to access their MailVault email archive from within their email clients (over IMAP).

Legal hold and eDiscovery with all offerings.

• Information and warning alerts.
• Audit trails to track all activity.

Additionally, MailVault:

• Runs on both Linux and Windows.
• Can be deployed on premise, in the cloud and in hybrid mode.
• Supports AWS, Azure and Private clouds.
• Is available with perpetual licensing & subscription models