A number of Twitter users (including multilingual countries such as English and Japanese) report that in the “Index Update Notification” email sent by BitMEX, you can see a large number of other BitMEX users’ emails in the recipient column. Email address. Compound General Counsel Jake Chervinsky said on Twitter that it was suspected that BitMEX forgot to select the "Bcc" function when sending bulk mail CCs, so that users who received the mail can see other recipients in the CC list. Mail customer. At present, there is even a voice on Twitter that sells BitMEX user email messages. However, it is not clear how big the impact of this incident is, and how many users' email addresses are leaked.