Cisco Cisco Email Security Appliance C680 User Guide

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Cisco IronPort AsyncOS 7.3 for Email Configuration Guide
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Chapter 13      SenderBase Network Participation
Will sharing data impact the performance of my IronPort appliances?
IronPort believes that there will be a minimal performance impact for most 
customers. We record data that already exists as part of the mail delivery process. 
Customer data is then aggregated on the appliance and sent to SenderBase servers 
in batches, typically every 5 minutes. We anticipate that the total size of data 
transferred via HTTPS will be less than 1% of the bandwidth of a typical 
company's email traffic.
When enabled, the Context Adaptive Scanning Engine (CASE) is used to collect 
and report the data (regardless of whether or not IronPort anti-spam scanning is 
enabled).
If you have additional questions, please contact IronPort Customer Support. See 
.
Are there other ways I can share data?
For customers that want to share additional data to do even more to help IronPort 
provide top quality security services, there is also a command that allows this. 
This higher level of data sharing will also provide attachment filenames in clear, 
unhashed text, as well as hostnames of URLs in messages. If you are interested in 
learning more about this feature, please talk to your Systems Engineer or contact 
IronPort Customer Support.