🌕Security and Privacy Protection

7.1 Data Privacy Architecture

CompHealth adopts a multi-layered privacy protection architecture:

• Zero-Knowledge Proofs: Verify the authenticity of health data without exposing specific content

• End-to-End Encryption: All user data is encrypted during transmission and storage

• Distributed Storage: Sensitive data is stored in shards across multiple nodes, preventing single-point attacks

• Anonymization Processing: Removes personally identifiable information to protect user privacy

7.2 Security Audits and Compliance

CompHealth is committed to regular comprehensive security audits:

• Smart Contract Audits: All smart contracts regularly audited by third-party security experts

• Penetration Testing: Regular system security penetration testing to identify potential vulnerabilities

• Compliance Certification: Compliance with international data protection standards such as GDPR, HIPAA, etc.

• Security Updates: Continuous monitoring of security threats and regular security measure updates

7.3 User Control Mechanisms

CompHealth provides users with comprehensive data control capabilities:

• Fine-grained Permission Management: Users can set access permissions for different types of data

• Access Logs: Records and displays all data access history

• Revocation Rights: Revoke data access permissions from any third party at any time

• Data Deletion: Users can request permanent deletion of personal health data