The UN do a secrecy free hearing. hahahahahahaha
oh Jaysus tell me another, for thats a cracker!
If a say, US Scientist from the Kwajalein atoll came forward, told all he knew and the UN said 'its OK, no secrets here', the USA would slam him for a dirt nap in minutes, if not sooner.
Wars are fought to keep alien interaction secret. The UN? its a no go.