<ul data-eligibleForWebStory="true">Genetic testing company 23andMe fined £2.3m for failing to protect UK residents' personal information during a 2023 cyberattack.Sensitive data including family trees, health reports, names, and postcodes were hacked.The breach affected 150,000 UK residents, with a total of 7 million people impacted.Customers requested deletion of DNA data post-hack, leading to the company filing for bankruptcy protection.Former CEO Anne Wojcicki led a $305m bid to regain control through a bankruptcy auction.Regulator found 23andMe inadequately protected data, with breaches linked to poor user authentication and reused passwords.Hackers exploited vulnerabilities using stolen passwords in so-called 'credential stuffing'. Regulators criticized 23andMe for delayed response and leaving sensitive data vulnerable.Spokesperson mentioned security improvements post-breach, including enhanced protection and free identity theft monitoring.Several high fines issued by the ICO in recent years for data protection failures, including Interserve and Advanced Computer Software Group.