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SureWest Communications is one of the nation's leading independent communications holding companies. Growing outbound spam was causing increased resource consumption (CPU, disk and admin) and putting company at risk of blacklisting by other ISPs. SureWest sought an outbound filtering solution that could extend the capability of its existing SpamAssassin implementation. Since team members at SureWest had prior experience with Razor, an open source plug-in developed by Cloudmark, the company decided to test Cloudmark Authority, a carrier-grade software plug-in for SpamAssassin resulting in the deployment.
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