Marquis says over 672,000 people had personal and financial data stolen in ransomware attackMarquis, a technology company used by hundreds of banks to analyze customer data, says hundreds of thousands of people had their personal and sensitive financial information stolen in a ransomware attack in August 2025#Marquis #banking #finance #fintech #ransomware #malware #security #cybersecurity #hackers #hacking #hackedhttps://techcrunch.com/2026/03/18/marquis-says-over-672000-people-had-personal-and-financial-data-stolen-in-ransomware-attack/