December 2, 2023

1000’s of shoppers of Japanese tech producer Casio had their info leaked in a knowledge breach that occurred in certainly one of its software program subsidiaries final week.

In a prolonged explainer this week, the corporate mentioned hackers accessed the corporate’s training internet software ClassPad.web, ensuing within the leak of non-public info from clients in 148 nations.

“On the night of Wednesday, October 11, when the particular person in cost tried to work within the improvement setting, it was found {that a} database failure had occurred, and the corporate assessed the state of affairs,” the corporate defined.

“As the corporate continued to research the state of affairs, it was moreover confirmed that, on the night of Thursday, October 12, the private info of some residents of nations aside from Japan was accessed.”

The corporate didn’t say how many individuals had been affected however defined that 1,108 instructional establishment clients and an undisclosed variety of people had greater than 120,000 items of knowledge leaked.

The data leaked consists of buyer names, electronic mail addresses, nation of residence, order particulars, service utilization info and fee strategies. Bank card info was not included within the breach.

Casio mentioned 91,921 “objects” belonging to clients in Japan had been leaked, whereas 35,049 objects belonging to clients from different nations had been uncovered. The corporate didn’t reply to requests for clarification about what it meant by “merchandise.” The discover mentioned Casio will replace the figures if findings change sooner or later.

Casio reported greater than $2 billion in earnings final 12 months as one of many largest producers of calculators, cameras, musical devices, watches and extra. The corporate has an extended observe document within the trade and was one of many first producers of digital watches, however has seen a decline in gross sales during the last decade.

A number of of the most important Japanese producers have confronted assault in 2023, with zipper large YKK confirming a ransomware assault in June and the Yamaha Company saying its personal incident in July.

Ransomware gangs have additionally attacked watchmaker Seiko and pharmaceutical firm Eisai. In January, tens of millions of Japanese clients of two giant insurance coverage corporations had their private info leaked after a breach.

‘Operational error’

The discover didn’t say whether or not Casio has recognized the hackers.

The state of affairs was traced again to community safety settings within the improvement setting that had been disabled “as a consequence of an operational error of the system by the division in cost and inadequate operational administration.”

“Presently, all databases within the improvement setting focused by the assault are inaccessible to these outdoors the event setting. Casio reported the incident to Japan’s Private Data Safety Fee and to JUAS (the ‘PrivacyMark’ certification group) on Monday, October 16,” the corporate mentioned.

“Casio will proceed to seek the advice of with and interact an exterior safety specialist group to conduct additional inside investigations, analyze the basis causes, and devise acceptable countermeasures in response to this incident,” the corporate mentioned. It additionally plans to “interact an exterior legislation agency” whereas cooperating with police within the investigation.

The corporate plans to contact all clients affected by the incident.

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Jonathan Greig

Jonathan Greig is a Breaking Information Reporter at Recorded Future Information. Jonathan has labored throughout the globe as a journalist since 2014. Earlier than transferring again to New York Metropolis, he labored for information retailers in South Africa, Jordan and Cambodia. He beforehand lined cybersecurity at ZDNet and TechRepublic.