Fortify your email server setup with ClrStream
29% of businesses that face a data breach end up losing revenue. And email is the #1 target of attack.
Secure your email systems with ClrStream. A security and continuity solution for MS Exchange, Office 365, MDaemon, Postfix, Postmaster, Zimbra & other mail solutions.
How ClrStream can Protect your Critical Business Communication
88% of businesses experience data loss and email is the main culprit
Prevent DDOS Attack
A peripheral, out of environment solution to mitigate DDOS attacks
Ensure Continuity
A solution which can provide email Continuity when the primary mail server is unavailable or down.
Decongest Bandwidth
A cloud-based SaaS solution which helps de-congest bandwidth and eliminates management headaches.
Block Ransomware, Virus and Spam
An email scrubbing solution with guaranteed protection from Malware, Ransomware, Virus and Spam. Low latencies for mail delivery and a low rate of false positives
Mail Parking Service
A solution offering with built-in redundancies and scale eliminating the need for a separate mail parking service.
How ClrStream Works


Inbound
- Mail flow for the domain directed to land on ClrStream
- Inbound mail scanned and filtered for spam, viruses, ramsomware etc.
- Cleaned mail delivered to ClrStream mail store
- A copy of the mail delivered to users' mail boxes on ClrStream
- The original mail pushed to domain server


Outbound
- Outbound mail will be routed via ClrStream
- Copy of outbound email retained for 7 days
- Outgoing mail will be scanned for viruses.
- Mail delivered to the destination domain.


Business Continuity
- In case of the primary server going down, mail boxes accessible on ClrStream via Webmail
- ClrStream starts functioning as a fall back mail server, with access to mails from the previous 7 days
Security Architecture and Process
Multi-Layered Security Architecture
Vaultastic builds on the cloud shared security model to bulletproof your data in our cloud.

Continuous Monitoring and Management of Security Threats to build Cyber Resilience
Automated monitoring, frequent periodic audits, regular training on best practices, continuous improvements, and ongoing system upgrades are a part of our active security management practice.
Compliance with Industry Regulatory Guidelines, Independent VAPT Audits, and the AWS FTR Audit
Compliance with Industry Regulatory Guidelines, Independent VAPT Audits, and the AWS FTR Audit
It builds resilience with the comprehensive annual AWS FTR, and regular independent VAPT audits to ensure cloud best practices on security, performance, and reliability.
Benefits of ClrStream
Highly Elastic, Available & Durable Cloud platform
Few Easy Steps To Get Started
Pay As You Use
Simple Application Management
Guaranteed Performance
Cost Effective Email Security & Continuity
Reduced Bandwidth Requirement
Reduced Server Load & Blacklisting Risks
Guarantees On Virus, Spam, False Positives & Latencies
Assured Upgrades, 99.99% Availability, 24x7 Support
Useful For Office 365, MS Exchange, Zimbra, Etc.
Zero Monitoring