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Challenges and Countermeasures for Personal Information Security in the…
Challenges and Countermeasures for Personal Information Security in the Era of Big Data
II. Main Challenges
Fragmentation of laws and difficulties in safeguarding rights
The Cybersecurity Law, the Civil Code, and the Personal Information Protection Law coexist, but their boundaries are not clearly defined.
There is no clear distinction between privacy and personal information, and the burden of proof is heavy.
Technological abuse and data hegemony
Platform "familiar customer exploitation": 15% - 50% price difference, extreme 400%
Algorithmic opacity and high litigation costs
High-frequency and high-impact data breaches
Resume black market transactions: 0.8 yuan per piece
The violation rate of financial apps in 2025 still approaches 90%
71% of apps collect excessive data, and 15% share data without consent
Metadata fusion re-identification
Anonymized data can be re-identified within 10 minutes.
XR behavioral biometric features are not covered by the Personal Information Protection Law.
III. Policy Recommendations
Strengthened supervision and self-discipline
Establish a unified personal information protection authority.
Industry associations formulate ethical norms.
Implement concise and standardized privacy statements
Upgrade technical protection
Establish a full life cycle leakage early warning platform
Regular penetration testing for financial institutions
Field-level encryption, differential privacy, federated learning
Improve legislation and judicial work
Introduce punitive damages and class action lawsuits
Reversal of the burden of proof
Clarify the status of financial privacy
Empower data subjects
Colleges and universities offer data literacy courses.
Public education: Revoking permissions, password managers, data footprint monitoring
Only 20% of netizens take proactive protective measures.
I. Introduction
Personal information has become a strategic resource in the digital economy, but there are systematic security risks.
IV.Conclusion
Digital natives (university students) need to enhance their information literacy to promote people-oriented data governance.