The recent Medicare data breach exposed the private information of around 103,000 Americans, showing how vulnerable important personal details can be in today's increasing cybercrime environment. Criminals gained access to Medicare.gov and created fake accounts, stealing sensitive data like birthdays, medical history, and account payment information. This incident was discovered after Medicare users began receiving notices about accounts they never opened, prompting the Centers for Medicare & Medicaid Services (CMS) to investigate and close the fake accounts. To protect affected individuals, CMS is issuing new Medicare cards and has restricted account creation from networks outside the U.S. As cyber threats continue to grow, incidents like these highlight the importance of strong security measures and careful monitoring of personal accounts.