Default [q] rom + knox

Hi,

I have two questions - hope someone can assist:
1.Do you know a customized ROM with working KNOX?
2. If I will flash Samsung's original ROM, will I have a working KNOX? What about the flag?

Thanks.
WTE
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IMAT-KJam-HTC Trinity-HTC TP-HTC TP2-HTC Desire--Desire HD-SG2-SGN-SGN2-SGN3