@MojangSupport hello I have a big problem I bought my account in 2014 but I lost her email (I got hacked) I don't remember if I put a security key but I can say some data to confirm that the account is mine like for example all the nicks I've had skins I already had passwords
Please send us an email at https://msft.it/6012XG8f4 and we will assist. Remember to attach your Transaction ID and account name / Gamertag.