Why a Clean Vulnerability Scan Report Can Be Your Biggest Security Risk

TLDR: In March 2025, 270,000 Samsung Germany customer records were leaked using credentials stolen in 2021 — credentials a cybersecurity firm had flagged years earlier that Samsung never rotated. In February 2024, the largest healthcare breach in US history happened because one Citrix portal was missing MFA — a policy that UnitedHealth's own security standards required. An automated vulnerability scanner running on either system would have reported no critical findings. Those reports would have been accurate. And completely useless. The Credential That Sat There for Four Years On 29 March 2025, a hacker operating under the alias "GHNA" dumped 270,000 Samsung Germany customer records onto the internet — names, addresses, email addresses, transaction details, order histories, support communications. They didn't break any code. They didn't exploit a zero-day. They used a username and password that had been sitting in criminal databases since 2021, when Raccoon Infostealer malware infected