Proofpoint and Cloudmark: Cloudmark Messaging Solutions

Keap

Keap requires high speed, high reliability, and clean email sending without the presence of spammy content or bad actors on its email network.

Sunflower Broadband

Messaging anti-abuse system was processing-intensive and difficult to keep running with traffic spikes taxing administrative staff.

Domain Factory

Spam volumes increased from 60 percent of all messages to more than 95 percent in a short window. Message filtering accuracy had fallen below 80 percent with resource requirements quickly increasing.

City of Richmond

Email volume was increasing and unwanted email was reaching inboxes. Furthermore, maintaining lists and rules was becoming too time-consuming.

USA.NET

Requirement for an accurate and scalable messaging abuse solution due to growth of business and rise in spam volumes.

Telus

Anti-abuse system was extremely processing-intensive, leading to unpredictable resource requirements. Suboptimal filtering accuracy was causing an increase in customer care costs.

SureWest

Growing outbound spam was causing increased resource consumption (CPU, disk and admin) and putting company at risk of blacklisting by other ISPs.

Rackspace

Requirement for an accurate and scalable messaging abuse solution due to growth of business and rise in spam volumes.

Media Temple

A customized deployment of SpamAssassin required frequent manual updates to keep up with spam and an increasing number of man hours were needed to maintain the system.

Locaweb

Leading provider of infrastructure hosting services for Brazil and Latin American chooses Cloudmark to protect subscribers.

B2B2C

Filtering accuracy was at the 79 percent level and staff were spending 16 hours per week writing and maintaining rules for SpamAssassin. Messaging filtering servers were at full utilization, prompting constant need for additional servers.