基于量子密钥的北斗短报文安全可靠通信设计  

Design of Safe and Reliable Communication of Beidou Short Message Based on Quantum Key

作　　者：肖波 XIAO Bo(CAS Quantum Network Co.,Ltd.,Shanghai 201315,China)

机构地区：[1]国科量子通信网络有限公司,上海201315

出　　处：《现代信息科技》2025年第3期6-11,共6页Modern Information Technology

摘　　要：文章融合量子密钥分发(Quantum Key Distribution,QKD)技术与北斗短报文通信系统,对北斗短报文通信的安全性、可靠性进行研究,以提升信息传输的安全性和可靠性。提出了利用QKD确保密钥分发的安全,并结合对称加密算法加密数据;引入了超时重传机制提高数据包传输的可靠性;实施了大包拆分与重组策略解决单次传输容量限制问题。对多种网络环境下量子密钥分发的成功率及数据传输的完整性和效率进行了实验验证,尤其在高丢包率环境中表现突出。验证了量子密钥分发、超时重传、大包拆分在复杂条件下的优势,展现了其在实际应用中的前景。This paper combines Quantum Key Distribution(QKD)technology with the Beidou short message communication system to study the security and reliability of Beidou short message communication,so as to improve the security and reliability of information transmission.It proposes to use QKD to ensure the security of key distribution,and combines symmetric encryption algorithm to encrypt data,introduces timeout retransmission mechanism to improve the reliability of data packet transmission,and implements large packet splitting and recombination strategy to solve the problem of single transmission capacity limitation.The success rate of QKD and the integrity and efficiency of data transmission in various network environments are experimentally verified,which perform noticeably well especially in high packet loss rate environment.The advantages of QKD,timeout retransmission and large packet splitting under complex conditions are verified,and their prospects in practical applications are demonstrated.

关 键 词：量子通信 QKD 北斗短报文 数据传输安全 大包拆分机制 超时重传机制 

分 类 号：TN918.1[电子电信—通信与信息系统]