When you install the Broadband Network Utility (BNU) software, or the software for the MN-100 or MN-500 device, your computer BSODs with a:

STOP 0x0000008E \{ 0xC0000005, 0xB252B2CA, 0xB19D7978, 0x00000000\} pcc_pfw.sys.

To fix the problem, remove the PC-Cillin software.

Contact Trend Micro to see if any fixes are available.