5Nines Data hosts and manages a Barracuda virus and spam firewall server that protects all incoming and outgoing customer emails. Email is a key tool for communication amongst customers, co-workers, friends and family. . With frequent virus attacks and the alarming rate that spam fills inboxes, email is quickly becoming a less efficient means of communication. The Barracuda Spam Firewall is an integrated hardware and software solution for complete protection of our email server. Highlights of this service include:

The Barracuda Spam Firewall includes all the features needed to drastically reduce spam and protect your email from all forms of attack. Email may be blocked, quarantined, tagged, or delivered based on the policies set by 5Nines Data and preferences of the individual user.  

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Protection Against Email-borne Threats

The Spam Firewall provides comprehensive protection against the most current email-borne threats that can cripple your network if left unprotected. Withthis proprietary twelve-layer defense system, the Spam Firewall optimizes performance of the 5Nines email server. The algorithms and methods used are the most comprehensive and most advanced in the industry at detecting and filtering spam resulting in the lowest rate of false positives.

Anti-Spam measures

By utilizing dual layer virus blocking, decompression of archives and file type blocking, the anti-virus engine in the 5Nines Spam Firewall provides complete virus protection.

Anti-spoofing

This technology prevents the use of forged or "spoofed" sender addresses on unsolicited email. The anti-spoofing feature also allows larger organizations to specify a list of IP addresses that are allowed to have a "From" address that appears from inside the organization to support multiple sites and multiple email servers.

Anti-phishing

The Barracuda Spam Firewall provides robust protection against phishing schemes which are often used to gather confidential information about an organization or its individual users.

Anti-spyware. (Attachments)

All attachments are scanned and any spyware executables are detected and eliminated immediately.

End-user Control Features

The Spam Firewall contains numerous end-user features that allow for individual tuning and greatly enhance the accuracy of our spam filtering.

End-user Control Features

User based filtering. The Barracuda Spam Firewall can be configured to set spam policies by the end-user on an individualized basis or on a global corporate level.

End-user Control Features

Individual Spam Scoring. The individual spam scoring feature allows end-users to set their individual thresholds for spam tolerance providing personalized control over spam policies.

Personal Allow and Block Lists.

The Barracuda Spam Firewall can be configured to allow end-users to have control over their individual allow and block lists which further reduces the chance of false positives.

End-User Quarantine.

The Spam Firewall provides the ability to setup quarantine mailboxes where users can direct questionable email for later review. This greatly reduces the support load for large organizations.

Digest Emails.

A daily email is sent to all end-users with a quarantine account summarizing the contents of their individual quarantine mailboxes. In preferences this feature can be turned to weekly notifications or never.

Microsoft Outlook and Lotus Notes Integration.

A software plug-in is available for both Microsoft Outlook and Lotus Notes end-users. With this tool, users can classify messages as spam or not spam in order to fine-tune the filtering and further eliminate any chance of false positives.