Dynamic Email Reputation Services with Global Visibility

The vast majority of email traffic still consists of spam today. An effective email reputation service is critical in reducing a large volume of obvious spam by dropping connections, allowing deep content analysis on the remainder of the message volume.

Proofpoint Dynamic Reputation is the industry's most powerful email sender reputation management service. Proofpoint Dynamic Reputation combines a global email reputation, leveraging visibility into the industry's largest volume of email, with local email reputation data – analyzed by powerful machine learning algorithms – to block connections from malicious IP addresses. This email reputation management service provides enterprises with an accurate, first line of defense against spam emails, directory harvest attacks, denial-of-service and other email-borne, attacks, while delivering substantial bandwidth savings.

Proofpoint Dynamic Reputation Key Capabilities:

• Multi-layered protection with global and local reputation: Leveraging visibility into the industry's largest volume of email per day, global reputation ensures defense against email sender's IP addresses as soon as they appear. Local email reputation ensures defense against IP addresses that are targeted at one specific organization that may not immediately appear on a global scale.
  
  
• Accurate IP Reputation: Hundreds of email reputation-related attributes are analyzed for each connection, providing extraordinary accuracy. Reputation related attributes include:
• SPF
• Percentage of spam emails, virus, phish, and invalid recipients associated with an IP
• URL and domain block lists
• DHCP addresses (zombies, botnets)
• Image history (fuzzy matching)
• Recipient list sizes
• Blocking up to 80% of inbound SMTP connections with less than a one in one million false positive rate.
  
  
• Rapid Refresh Rate: Collecting information on millions of IP addresses, Proofpoint MLX continually parses hundreds of data points for each IP address in real-time to generate extremely timely, accurate network email reputation scores. Email reputation scores are updated every minute as the reputation service reacts to new spam and other malicious sources – an order of magnitude faster than competing email reputation solutions.