Biggest Cyberattacks, Ransomware Attacks and Data Breaches in May 2025
May 2025 was a brutal month for cybersecurity! The massive Marks & Spencer cyber attack stayed in the news daily. Get all new details on the M&S cybersecurity saga in our Updated Marks and Spencer Cyber Attack Timeline. Sadly, that wasn’t all. The UK retail sector suffered from DragonForce’s relentless rampage. Harrods, Co-Op UK, even European Christian Dior faced aggressive attacks. Peter Green Chilled, serving major retailers including Tesco, Sainsbury’s, Aldi, M&S, Waitrose, Asda, Ocado, Co-op, and Morrisons, was also hit. The Coinbase ransomware attack was pure drama. Attackers brazenly bribed insiders for internal system access and user data—an audacious move. The CEO took to X, rejecting ransom and offering a $20 million reward to unmask perpetrators. Read about these and more headline-grabbing cyber events in our exclusive May 2025 roundup: ransomware attacks, data breaches, and digital mayhem. Ransomware Attacks in May 2025 Data Breaches in May 2025 Cyber Atta...