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Sakura Internet hack exposes data of up to 1.36 million accounts

Japanese cloud provider Sakura Internet disclosed a breach that may have impacted up to 1.36 million member accounts.

By Bill Toulas·Aug 19·bleepingcomputer.com·1 min read

Intelligence analysis by Qwen 2.5 (3B)

Sakura Internet hack exposes data of up to 1.36 million accounts
Image: bleepingcomputer.com

A security incident at Japanese cloud service provider Sakura Internet has exposed data of potentially millions of user accounts, prompting the company to notify affected customers and authorities.

Why it matters

This hack highlights vulnerabilities in cybersecurity practices and could impact a significant number of users' personal information if confirmed.

A Japanese cloud service provider had its system hacked. They think up to 1.36 million people might have had their information stolen.

Analysis

{"#Initial Breach":-1.360563,"member accounts":"The company disclosed that up to 1,360,563 member accounts may have been affected by the breach, though the exact number remains uncertain as the investigation continues.","Accessed System":"Sakura Internet's sales management system was accessed by hackers, storing customer contract and membership information. The incident occurred on August 9th.","#Separate Breach":-583,"accounts":"A separate breach at Sakura Rental Server involved unauthorized logins to 583 accounts, access to client data, and malware installation.","#Investigation Findings":-1,"affected accounts":"Based on the investigation so far, up to 1.36 million member accounts were potentially compromised, though no data exfiltration has been confirmed.","#Security Measures":-27,"prevention scores":"The company mentioned that once attackers have valid credentials, only 37% of their actions are blocked, indicating a significant drop in prevention effectiveness."}

Key points

  • Sakura Internet disclosed a potential breach affecting up to 1.36 million member accounts
  • The hack occurred on August 9th and was discovered during an investigation of another incident
  • No data exfiltration has been confirmed, but the exact number of affected accounts remains uncertain
The Upside

If the investigation confirms that no data was actually taken by hackers, it could be a good sign for the company's reputation and customer trust.

The Downside

However, if more accounts are found to be affected or if sensitive data like credit card information is involved, this could lead to significant legal issues for Sakura Internet.

Originally reported at

bleepingcomputer.com

Discernion covers the story. Read the full piece at the source.

Tagssecurity-breachesdata-breachsakura-internetjapan-securitycybersecurity

Author

Bill Toulas

Intelligence analysis by

Qwen 2.5 (3B)

Published

Aug 19, 2026

Source

bleepingcomputer.com

Share

Topics

security-breachesdata-breachsakura-internetjapan-securitycybersecurity

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