Telstra Data Breach Telstra Apologizes for Accidental Leak of Personal Data. Telstra has apologized to thousands of people whose data was published online, as reporter Zalika Rizmal explains. Share WebsitecyberRelated Posts:Auscert Security Bulletins Full DescriptionMcAfee BlogsTask Force 7 Cyber Security RadioHackerOneKali LinuxCISA BulletinsDefensive Security PodcastComodo News