OnlyFans users' data has been exposed in a major security breach. Allegedly, information of 340 million users was obtained by hackers and put up for sale. The leaked data includes usernames, profile names, email addresses, phone numbers, account creation dates, follower and subscriber counts, content creator and fan rankings, linked social media profiles, and the last four digits of payment cards. Security experts state that this data leak poses a serious threat to users and that fraud and extortion attempts may increase. Authorities warn users to enhance their account security and be vigilant against suspicious activities.