Overview

• ABC and Kyodo report that stolen Qantas customer data was posted on an anonymous dark‑web site following a cyberattack on systems related to the airline.
• The leak involves about 5.7 million records with names and emails, with some entries also listing home addresses, birth dates, or phone numbers.
• Qantas says it detected an issue on June 30 in an external system used by its call center, according to the reports.
• The hackers reportedly demanded a ransom to halt publication of the data.
• The outlets did not include a detailed company response, confirmed attribution, or clarified country‑by‑country impact, and they note Japanese personal data may be included.