国网大数据平台中的安全存储与访问控制机制研究

Research on Secure Storage and Access Control Mechanism in State Grid big Data Platform

文章通过引入安全哈希函数、数字签名、分布式存储、动态数据加密及基于属性的访问控制等技术,构建了一套完善的安全管理体系。实验基于Linux平台、VMware虚拟机、Hadoop大数据平台的仿真环境,验证了所提出方法的可行性和性能。实验结果表明,哈希函数和数字签名有效保障了数据的完整性和真实性,分布式存储方案具有较强的冗余和容错性,基于属性的访问控制机制能够精确控制用户访问系统资源。

The article constructs a comprehensive security management system by introducing technologies such as secure hash functions,digital signatures,distributed storage,dynamic data encryption,and attribute based access control.The simulation environment based on Linux platform,VMware virtual machine,and Hadoop big data platform verified the feasibility and performance of the proposed method.The experimental results show that hash functions and digital signatures effectively ensure the integrity and authenticity of data,distributed storage schemes have strong redundancy and fault tolerance,and attribute based access control mechanisms can accurately control user access to system resources.