The X-Brightmail-Tracker helps Symantec analyze email that is either erroneously classified as spam (False Positives) or that is missed by spam analysis (False Negatives). In either case, Symantec spam analysts use data in the tracker to help improve spam detection accuracy. The X-Brightmail-Tracker is encrypted and contains Symantec-proprietary data like: scan results, timestamps, sender and recipient information, scanner host/IP details and more.
X-ContentInfo: Condition 1, Condition 2, ..., Rule Name, Domain Name
Data Protection scanned the mail and triggered a Tag With Header action, according to the configuration of the Data Protection policy. The conditions which matched, the name of the policy, and the domain are displayed
Indicates the actual sender's email address. The email address can then be added to the allowed or blocked senders lists if required