Data Privacy & Security Data Privacy & Security

Subsidiaries of Japan's NTT West receive corrective recommendations for data breach involving 9.3 million customers

By Sachiko Sakamaki
  • 24 Jan 2024 11:31
  • 24 Jan 2024 11:31
Japan's privacy regulator said today that the personal information of 9.28 million individuals was illegally copied and possibly provided to third parties from NTT Marketing and NTT Business Solutions, which are subsidiaries of  Nippon Telegraph and Telephone West, or NTT West, by a temporary former staff member (see here).
Last October, NTT Marketing, which

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Sachiko Sakamaki

Senior Correspondent, Tokyo

Sachiko covers antitrust, mergers and acquisitions, privacy and data security, as well as patent disputes related to connected cars. She has an undergraduate degree from Waseda University in Tokyo and a master's degree in communications from United States International (now Alliant International) University in California. She previously worked as a journalist for Time magazine, the Far Eastern Economic Review, Bloomberg News, and the Washington Post in Japan.

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