The largest ever data leak to hit China has exposed over 4 billion user records which include financial data, WeChat and Alipay details as well as sensitive personal info like IDs, birthdates, phone numbers, and residential data.

As reported by Cybernews, a massive database with 631 gigabytes of private and sensitive info was left exposed online without a password, essentially leaving 4 billion records available for public access.

Cybersecurity research Bob Dyachenko worked alongside the news outlet to discover the exposed records on an open instance. According to Cybernews and its research team responsible for the discovery, it’s possible that the dataset was gathered and maintained specifically for creating a list of behavioral, economic and social profiles for almost every Chinese cit

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