Worst data breaches of 2026 detailed

Cybersecurity has become a paramount concern in 2026, with digital attacks increasingly impacting global events and infrastructure. This year has seen sophisticated hacks targeting critical systems like energy grids and water supplies, alongside massive data breaches affecting government agencies. Notably, the Department of Government Efficiency (DOGE) allegedly compromised sensitive Social Security data, potentially leading to the largest breach in U.S. history. Iranian hackers have also escalated tactics, moving from espionage to destructive attacks, impacting companies like Stryker and highlighting the growing threat of state-sponsored cyber warfare.