The government is considering tightening regulations on the exchange of personal data among database firms, after a systems engineer allegedly stole a massive amount of customer information from correspondence education provider Benesse Holdings Inc. and sold it to three database companies.
According to investigative sources, over 200 million customer data entries were leaked from the Benesse database, including data that overlapped.
Systems engineer Masaomi Matsuzaki, 39, who has been charged with violating the Unfair Competition Prevention Act, is suspected to have sold the customer data to three database companies in Tokyo.
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For coverage of the Benesse breach, see DataBreaches.net.