Cisco Cisco Email Security Appliance C190 Guía Del Usuario
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Cisco AsyncOS 8.5.6 for Email User Guide
Chapter 13 Anti-Spam
Testing Anti-Spam
Removing the “easy spam” using SBRS, blacklists, message filters, etc. will result in a lower overall
catch rate percentage.
catch rate percentage.
•
Resending spam caught by another anti-spam vendor.
•
Testing older messages.
The scanning engine adds and removes rules rapidly based on current threats. Testing using old
messages will therefore lead to inaccurate test results.
messages will therefore lead to inaccurate test results.