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IronPort's Multi-layer Spam Defense Architectural Overview

Today's spam attacks have become too sophisticated for earlier-generation spam systems. These systems share a common weakness – relying heavily on analyzing content that can easily be manipulated by spammers. State of the art anti-spam systems must go beyond content examination and analyze messages in the full context in which they are sent.

As spam continues to evolve, near real-time rules will need to remain a critical part of the anti-spam equation – in order to successfully eliminate spam and blended threats. With spam on the rise, this type of multi-layer defense is critical to protecting networks worldwide.

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