How it really happened : NINJIO Season 9, Episode 6, Medical Meltdown

NINJIO Season 9: Episode 6, Medical Meltdown
Change Healthcare, a subsidiary of UnitedHealth Group, the largest healthcare services system in the U.S., suffered a ransomware attack that disrupted patient care for over a hundred million people, putting many patients’ lives at risk. In this episode, which marks the return of Tyler Johnson as the healthcare service CEO, we learn about ‘credential stuffing,’ the dangers of recycling passwords, and the importance of using a secure password manager and multi-factor authentication.
Change Healthcare cyberattack was due to a lack of multifactor authentication, UnitedHealth CEO says
https://apnews.com/article/change-healthcare-cyberattack-unitedhealth-senate-9e2fff70ce4f93566043210bdd347a1f
UnitedHealth says Change Healthcare cyberattack cost it $872 million
UnitedHealth says Change Healthcare cyberattack cost it $872 million – CBS News
Credential Stuffing Explained (OWASP)
https://owasp.org/www-community/attacks/Credential_stuffing
Credential Stuffing Prevention Cheat Sheet
Credential Stuffing Prevention – OWASP Cheat Sheet Series
Multifactor Authentication
Multifactor Authentication | Cybersecurity and Infrastructure Security Agency CISA