Designed specifically for small and medium sized businesses TetherFilter: * Drastically reduces spam flow into your mail servers and users dekstops * Installs easily into your existing infastrucutre * Works alongside any existing anti-spam technologies you may already have deployed * Removes unwanted attachments and dangerous HTML formatted email * Stops viruses from entering your network via. email * Provides a quick, low cost solution to stopping the flow of spam into your organization TetherFilter incorporates custom algorithms designed to determine the source of electronic mail messages and, with a high degree of accuracy, judge whether they are legitimate. By using content-free technology, TetherFilter does not exhibit the same false positive characteristics of most current anti-spam solutions. And clearly, improperly marking legitimate messages in the electronic equivalent of a garbage can can render a spam worthless to an organization. Specific methods include: * Email format checking * Real-time black lists * Algorithms for detecting automated bulk e-mailing software. TetherFilter also allows system administrators and individual users, who are enabled by the system administrator, to define a sequence of rules to customize TetherFilter behavior. System Administrators can extend default behavior to look for inappropriate, confidential, or potentially dangerous electronic mail messages on the network. The open architecture defined in TetherFilter gives system administrators the ability to dynamically change behavior when high priority emergencies emerge. And throughout the simple and clean web based interface, Tethernet has produced a compelling and powerful tool to remove unwanted mail from your e-mail server. There is no longer any excuse for unwanted electronic mail messages.