Email Security and Data durability solution for Microsoft Office 365 and On-Premise Mail servers
Works for Zimbra, MS Exchange, Mdaemon, Postfix and more
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Hosted your domain on Microsoft Office 365?
ClrStream protects users from inbound spam, virus, ransomware and other malware. Bundled with Vaultastic, you can be assured that all the critical data in email is backed up in a tamper-proof store.
- Easy to deploy maintain.
- No infrastructure provisioning, no monitoring and no upgrades.
- Carrier grade spam, virus, ransomware and other malware protection.
- Easy to use web app - No desktop and mobile reconfiguration.

Have you hosted your own email server? You can increase the lifespan of your email set-up

ClrStream protects your servers and users from inbound spam, virus, ransomware and other malware. It offers service continuity to ensure that it is "business as usual" even when the email server is down.
Bundled with Vaultastic, you can be assured that all the critical data in email is backed up in a tamper-proof store.
- Easy to deploy maintain.
- No infrastructure provisioning, no monitoring and no upgrades.
- Carrier grade spam, virus, ransomware and other malware protection.
- Easy to use web app - No desktop and mobile reconfiguration.
- Saves bandwidth - Stop spam & DDOS attacks from reaching your mail servers.
- Secure relay: Don't have to worries about IP blacklisting.