Users are connecting their endpoint machines to a wireless hard drive and transferring confidential data between them. They are doing both, mounting the wireless hard drive as a network share or using an HTTP URL to upload and download file or to stream video, audio and pictures.
You want to block this activity or monitor it using Symantec Data Loss Prevention (DLP) Endpoint Agent.
Windows 7, Windows 8, 10, and 11
Mac OS X
DLP 14.0 and higher