Well, it's a long story. I exposed something dark thingy about a cybercrime forum. And this is the one of the retaliations, the other one is card testing/fraudulent payment
It turns out Intel does have some developer cloud, so the attack may come from random bad guy on the internet rather than Intel itself. Thanks to everfrustrated!
Thanks, I emailed to a few email address @intel.com because my oral English is so bad so I don't want to call. But you know, those kind of emails usually fall on deaf ears