ANTI SPAM TECHNOLOGY

Superior Spam Filtering Methods
The Barracuda Spam Firewall provides comprehensive spam blocking for your organization. The algorithms and methods used by the Barracuda Spam Firewall are the most comprehensive and most advanced in the industry.

The methods and techniques used by the Barracuda Spam Firewall are continuously updated via the hourly Barracuda Energize Updates service to stay ahead of spam trends as they emerge.

The Barracuda Spam Firewall provides a number of different parameters that can be adjusted and tuned for your specific environment.

There are two main classes of techniques for blocking unwanted email:

• Connection Management techniques involve dropping incoming mail connections before actually receiving the message
• Mail Scanning techniques involve analysis of messages after they have been received.

Within each class are many possible defense tactics. The Barracuda Spam Firewall combines a multitude of these defense tactics to stop spam and other unwanted email that violates policy.

ANTI SPYWARE TECHNOLOGY

Superior Spyware Detection and Blocking Methods
The Barracuda Web Filter, previously known as the Barracuda Spyware Firewall, provides complete spyware protection for all downloads. It operates at the gateway and blocks drive-by installs or downloads as well as any installation from known spyware Web sites. The Barracuda Web Filter also attacks existing spyware installations by detecting any spyware access to the Internet, notifying the administrator and facilitating its removal.

The Energize Updates provided by Barracuda Central update the spyware rules and definitions every hour ensuring that your organization is completely protected from emerging threats.

Spyware Web Site Blocking
Barracuda Networks continuously updates a list containing thousands of known spyware download sites. The Barracuda Web Filter blocks spyware at the source by preventing browser and application access to these locations.

Spyware Download Blocking
Spyware is everywhere, even in apparently harmless downloads from legitimate sites. The Barracuda Web Filter unpacks and examines every individual file within 17 different types of archives. It also uses techniques to examine password-protected archives.

Spyware Detection
The Barracuda Web Filter not only identifies infected machines on the network, but also blocks the spyware communication from those infected systems to the spyware servers on the Internet.

Spyware Removal
The Barracuda Web Filter includes the Barracuda Spyware Removal Tool, an ActiveX download that removes identified threats from infected Windows computers.