A Japanese energy giant has apologised after losing a physical storage drive containing the data on millions of its clients.
Workers for Kyushu Electric Power Co. apparently mislaid the drive, which had been left in an unlocked cabinet, the company explained in an official announcement.
The drive allegedly contained information on up to 10.9 million accounts, including customer names, electricity usage data, and telephone numbers – although the company said no bank account information or credit card data was stored.
Read more…
Source: TechRadar News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- UK: Thousands of Afghans, troops and civil servants may be victims of new data breach
August 16, 2025
Some 3,700 Afghans, British troops and civil servants may have fallen victim to a new data breach, after an incident involving a company linked to the Ministry of Defence. Stansted-based Inflite The Jet Centre Ltd suffered a data security incident which led to “unauthorised access to a limited number of company emails”, according to the firm. ...
- Canada: House of Commons hit by cyberattack from ‘threat actor’
August 14, 2025
The House of Commons and Canada’s cybersecurity agency are investigating a significant data breach caused by an unknown “threat actor” targeting employee information. According to an internal email obtained by CBC News, the House of Commons alerted staff on Monday that there was an information breach. It said a malicious actor was able to exploit a ...
- Hackers breach and expose a major North Korean spying operation
August 12, 2025
Hackers claim to have compromised the computer of a North Korean government hacker and leaked its contents online, offering a rare window into a hacking operation by the notoriously secretive nation. The two hackers, who go by Saber and cyb0rg, published a report about the breach in the latest issue of Phrack magazine, a legendary cybersecurity ...
- Russian government hackers said to be behind US federal court filing system hack
August 12, 2025
The Russian government is allegedly behind the data breach affecting the U.S. court filing system known as PACER, according to The New York Times. Citing anonymous sources, the newspaper said Russia “is at least in part responsible” for the cyberattack, without saying what part of the Russian government is behind the hack. The hackers searched for ...
- Massive leak of over 115 million US payment cards caused by Chinese “smishing” hackers
August 10, 2025
A wave of advanced phishing campaigns, traced to Chinese-speaking cybercriminal syndicates, may have compromised up to 115 million US payment cards in just over a year, experts have warned. Researchers at SecAlliance revealed these operations represent a growing convergence of social engineering, real-time authentication bypasses, and phishing infrastructure designed to scale. Investigators have identified a figure ...
- Bouygues Telecom data breach could affect millions of customers
August 8, 2025
French telco giatn Bouygues Telecom has confirmed suffering a cyberattack in which it lost sensitive customer data. In a short announcement published on its website, the company said it detected the attack on August 4, and following an investigation, determined threat actors stole people’s contact details, contract data, civil status data (or company details), and IBAN ...

