Researcher claims Microsoft is trying to circumvent security bounty payments
Lock screen/Bitlocker bypass/elevation of privilege in Bitlocker: https://docs.google.com/document/d/1S4jU7knBG_Km_AdHXf8JyE8z...
Group policy client service - Insecure file operations causing escalation of privilege: https://docs.google.com/document/d/1sRrftambp4gz4koVX1Qs1l1O...
And a bunch more here: https://twitter.com/jonasLyk