MFA Bypassed in Cyberattack on L.A. County Department of Mental Health. Cyberattacks and data breaches have been reported by the L.A. County Department of Mental Health, Healthfirst, Wyndemere Senior Care, Risas Dental & A phishing attack that bypassed MFA has been reported by the L.A. County Department of Mental Health, and cyberattacks have been announced by Healthfirst, Wyndemere Senior Care, Risas Dental & Braces, and Baylor College of Medicine. Third-party company: Advarra.