T/ZGTXXH 064-2023 Active

Main technical content: 1. Scope 2. Normative reference documents 3. Terms and definitions 4. Abbreviations 5. Blockchain evidence preservation and verification platform architecture for prosecution cases 6. Basic principles for prosecution business data evidence preservation 6.1. Reliability 6.2. Integrity 6.3. Cleanliness 6.4. Consistency 6.5. Data anonymization 7. Basic requirements for prosecution business data evidence preservation 7.1. Data on-chain principles 7.2. Data attribute classification 7.3. Data on-chain methods 8. Business-level functional requirements 8.1. Real-name authentication 8.2. Data collection 8.3. Off-chain storage 8.4. Data preprocessing 8.5. Data evidence preservation 8.6. Data verification 8.7. Data audit 9. Blockchain service-layer technical requirements 9.1. Consensus mechanism 9.2. Ledger recording 9.3. Timing service 9.4. Smart contracts 9.5. National cryptography algorithms 9.6. Cross-chain technology 9.6.1. Node management 9.6.2. Homogeneous application chains 9.6.3. Heterogeneous application chains 9.6.4. Sub-chain upgrading 10. Interface functional requirements 10.1. Data transmission interface 10.2. Cross-chain interface 11. Other technical requirements 11.1. Security 11.1.1. Information security 11.1.2. Software and hardware protection 11.1.3. Digital signature 11.1.4. Identity authentication 11.1.5. Malicious code prevention 11.1.6. Malicious attack prevention 11.2. Visualization support 11.3. Data archiving 11.4. Concurrent capability 11.5. Scalability Appendix A (Normative) Classification of evidence in prosecution cases