My latest BSOD, KERNEL_SECURITY CHECK_FAILURE

No problem, you didn't knew it
Within about 10 minutes I'll check the uploaded files, I am just back home.

The Nvidia Video driver has been flagged.
Please uninstall everything of Nvidia using Display Driver Uninstaller and install new drivers from Nvidia

Code:

*** WARNING: Unable to verify timestamp for nvlddmkm.sys
*** ERROR: Module load completed but symbols could not be loaded for nvlddmkm.sys

0: kd> lmvm nvlddmkm
start             end                 module name
fffff801`cffb0000 fffff801`d0aa4000   nvlddmkm T (no symbols)           
    Loaded symbol image file: nvlddmkm.sys
    Image path: nvlddmkm.sys
    Image name: nvlddmkm.sys
    Timestamp:        Sat Oct 03 04:08:52 2015 (560F38B4)
    CheckSum:         00ABDFB7
    ImageSize:        00AF4000
    Translations:     0000.04b0 0000.04e4 0409.04b0 0409.04e4