USB Monitoring Control - Version 2.12.00.2387 USB Monitoring Control ActiveX Component (USBMC) - USB Devices Data Sniffing Control Com Library. Monitor USB Device From Your Application. USB Devices Connect ion Monitoring Component. The library lets you enumerat e all installed usb devices, attach a monitor objec t to receive transferred data and control packets. Th e Monitor object can be attached to the device at any t ime, no matter if the device is being currently used or not. You can also detach from the device at any time. Supporting a wide variety of programming la nguages and platforms, the USBMC library makes it ver