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(Privacy Risks of Big Data, • Data Collection & Transmission, ◦ Third…
Privacy Risks of Big Data
• Data Collection & Transmission
◦ Third-party Shared Data Abuse
◦ Excessive Collection of Personal Info
◦ Data Interception During Transmission
◦ Lack of Collection Transparency
◦ Cross-platform Fusion Identification
• Data Storage
◦ Unauthorized Access to Stored Data
◦ Lax Permission Management
◦ Loss/Theft of Storage Media
◦ Improper Backup Data Storage
◦ Data Leakage in Storage
• Data Processing & Analysis
◦ Privacy Exposure via Analysis Results
◦ Model Parameter Leakage
◦ Aggregated Data Re-identification
◦ Algorithmic Bias & Discrimination
◦ Lack of Processing Auditing
• Data Usage & Sharing
◦ Third-party Abuse of Shared Data
◦ Unauthorized Use of Analysis Results
◦ Insufficient Data Desensitization
◦ Lack of Shared Data Control
• Laws, Regulations & Compliance
◦ Inadequate Data Protection Laws
◦ Unclear Privacy Policies
◦ Compliance Implementation Gaps
◦ High Compliance Costs
◦ Weak Compliance Awareness
• Privacy Protection Measures
◦ Data Minimization
◦ Data Encryption
◦ Data Desensitization
◦ Access Control & Permission Mgmt
◦ Privacy-preserving Computation
◦ Compliance Auditing
◦ Privacy Impact Assessment