The Blue Coat SSL Visibility Appliance is a dedicated network appliance designed to decrypt SSL traffic, and provides a clear-text stream of the session using a TAP port. Symantec Data Loss Prevention Network Monitor can receive and monitor the clear-text packets from the SSL Visibility Appliance. The attached article provides system requirements and configuration details for using the appliance with Symantec Data Loss Prevention.

Details of how to use Data Loss Prevention Network Monitor with Blue Coat SSL Visibility Appliance are described in the attached article.

https://techdocs.broadcom.com/content/dam/broadcom/techdocs/symantec-security-software/web-and-network-security/ssl-visibility/4-4/generated-pdfs/SSLV_Admin_44x.pdf