基于区块链技术的光通信网络数据加密方法设计  

Design of data encryption method for optical communication network based on blockchain technology

作　　者：胡栋鹏 汤紫雄 曾坚毅 HU Dongpeng;TANG Zixiong;ZENG Jianyi(Fuzhou Institute of Technology,Fuzhou 350506)

机构地区：[1]福州理工学院,福州350506

出　　处：《激光杂志》2023年第10期128-132,共5页Laser Journal

基　　金：福建省中青年教师教育科研项目(No.JAT210612);福州市级科技计划项目,市校(院所)科技合作项目-市属高校产学研项目(No.2021-SG-268);福建省教育科学“十四五”规划2021年度课题(No.FJJKBK21-204)。

摘　　要：为提升光通信网络数据传输的安全性,设计基于区块链技术的光通信网络数据加密方法。密钥生成中心生成公钥与私钥,数据加密单元结合密钥生成中心生成的公钥加密数据,得到数据密文,用户使用私钥解密云服务器存储的数据密文,获取光通信网络数据明文;加密单元利用对称加密算法,结合密钥生成中心生成的公钥,加密光通信网络数据,通过支持多关键字检索的公钥加密算法,加密关键字,利用基于格的密文策略属性基加密算法,加密数据索引,实现数据加密。实验证明:该方法可有效加密光通信网络数据;在不同类型网络攻击下,该方法加密数据的安全性均较高;在不同数据属性与关键字数量时,该方法的加密效率均较快。In order to improve the security of data transmission in the optical communication network,an optical communication network data encryption method based on blockchain technology is designed.The key generation center generates the public key and private key.The data encryption unit combines the public key encryption data generated by the key generation center to obtain the data ciphertext.The user uses the private key to decrypt the data ciphertext stored in the cloud server to obtain the clear text of the optical communication network data;The encryption unit encrypts the optical communication network data by using symmetric encryption algorithm,combining the public key generated by the key generation center,encrypting the key by using the public key encryption algorithm that supports multi keyword retrieval,and encrypting the key by using the attribute based encryption algorithm of the lattice based ciphertext strategy to encrypt the data index to achieve data encryption.The experimental results show that this method can effectively encrypt optical communication network data;under different types of network attacks,the security of encrypted data is high;the encryption efficiency of this method is faster when the number of data attributes and keywords is different.

关 键 词：区块链技术 光通信网络 数据加密 云服务器 对称加密 关键字检索 

分 类 号：TN929.1[电子电信—通信与信息系统]