For proper security and privacy, the following measures will help:
Ensuring proper encryption
Use of multifactor authentication
Compliance with HIPAA (Health Insurance Portability and Accountability Act), GDPR (General Data Protection Regulation), and HL7 (Health Level 7)
Conduct security testing to find vulnerabilities, application flaws, and risky end-user behavior.
Protect the app from phishing attacks and other hacking issues.
By choosing a top healthcare app development company, you can be assured of all the above measures being undertaken for security and privacy.