After the migration of the production infrastructure to Amazon Web Services, we updated the Privacy Data Sheet that describes the types of data and purpose of processing.
Just FYI...
According to https://supportforums.cisco.com/blog/12176911/updated-access-customer-knowledge-base, the IronPort Knowledge Base was retired and migrated to Cisco Tech Notes.
So for Cisco Tech Notes, go to http://www.cisco.com/web/services/...