The Great Firewall of China (GFW) suffered its largest-ever internal data breach. More than 500 GB of sensitive material—including source code, work logs, configuration files, and internal communications—was exfiltrated and published online.  The breach stems from Geedge Networks and the MESA Lab at the Institute of Information Engineering, Chinese Academy of Sciences.  The leaked archive […] The post Great Firewall of China’s Sensitive Data of Over 500GB+ Leaked Online appeared first on Cyber Security News.

Cornwell Quality Tools has disclosed a significant data breach that compromised the sensitive information of nearly 104,000 individuals. The incident involved unauthorized access to the company’s network, resulting in the exposure of both personally identifiable information (PII) and protected health information (PHI). According to the company’s report, the security incident was first identified on or […] The post Cornwell Quality Tools Data Breach – 100,000 Users Data Was Compromised appeared first on Cyber Security News.

London North Eastern Railway (LNER) has confirmed that passenger data was accessed following a cyber attack on one of its third-party suppliers. The breach involved unauthorized access to files containing customer contact details and information related to previous journeys. LNER announced it was made aware of the security incident and is treating the matter with […] The post UK Train Operator LNER Passengers Data Accessed In Cyber Attack appeared first on Cyber Security News.

HackerOne has confirmed it was among the companies affected by a recent data breach that provided unauthorized access to its Salesforce instance. The access was gained through a compromise of the third-party application Drift, which Salesloft owns. The bug bounty platform announced the security incident, aligning with its company value of “Default to Disclosure.” According […] The post HackerOne Confirms Data Breach – Hackers Gained Unauthorized Access To Salesforce Instance appeared first on Cyber Security News.

Workday has confirmed it suffered a data breach after a security incident involving a third-party application that compromised customer information. The breach originated from Salesloft’s Drift application, which connects to Salesforce environments. On August 23, 2025, Workday became aware of the issue and immediately disconnected the app, invalidated its access tokens, and initiated an investigation […] The post Workday Confirms Data Breach – Hackers Accessed Customers Data and Case Information appeared first on Cyber Security News.