基于加密算法的电力物联网电能质量数据安全传输方法  

Secure Transmission Method of Power Quality Data Based on Encryption Algorithm in Power Internet of Things

作　　者：程玉涛 李宁 李海波 CHENG Yu-tao;LI Ning;LI Hai-bo(Gansu Tongxing Intelligent Technology Development Co.,Ltd.,Lanzhou 730000 China)

机构地区：[1]甘肃同兴智能科技发展有限责任公司,甘肃兰州730000

出　　处：《自动化技术与应用》2022年第7期87-90,共4页Techniques of Automation and Applications

摘　　要：为保证电力物联网的数据传输安全,提出一种新的电能质量数据安全传输方法。将高级加密标准算法的组成部分优化为密钥扩展部分与四个加密部分,通过逆向操作实现明文恢复,经过数据加解密与密钥加解密流程,利用椭圆曲线密码编码学加密算法进行数字签名与解密验证,实现电能质量数据的发送与接收。基于信号正常区域、弱信号区域以及弱信号与电场干扰区域,分别对丢包率、数据传输时延、遭受网络攻击次数三种性能展开模拟分析。实验结果可知,所提方法的可靠性与安全性均有大幅度增加,说明该方法具有较好的可行性与有效性,应用价值显著。In order to ensure the safety of data transmission of the power Internet of Things,a new method of safe transmission of power quality data is proposed.The components of the advanced encryption standard algorithm are optimized into the key extension part and the four encryption parts,and the plaintext recovery is realized through the reverse operation.After the data encryption and decryption and key encryption and decryption processes,the elliptic curve cryptography encryption algorithm is used for digital signature and Decryption verification to realize the sending and receiving of power quality data.Based on the normal signal area,the weak signal area,and the weak signal and electric field interference area,the three performances of packet loss rate,data transmission delay,and number of network attacks are simulated and analyzed.The experimental results show that the reliability and safety of the proposed method are greatly increased,indicating that the method has good feasibility and effectiveness,and its application value is significant.

关 键 词：加密算法 电力物联网 电能质量 数据传输 安全性 密钥 

分 类 号：TP309.7[自动化与计算机技术—计算机系统结构]