即时通信的安全加密通信模型研究  

Research on Secure Encrypted Communication Model for Instant Messaging

作　　者：廖思捷 范佳 王迪 唐晋 白健 杨春霞 LIAO Sijie;FAN Jia;WANG Di;TANG Jin;BAI Jian;YANG Chunxia(No.30 Institute of CETC,Chengdu Sichuan 610041,China;Sichuan Qiruike Technology Co.,Ltd.,Chengdu Sichuan 610041,China;Southwest China Institute of Electronic Technology,Chengdu Sichuan 610041,China)

机构地区：[1]中国电子科技集团公司第三十研究所,四川成都610041 [2]四川启睿克科技有限公司,四川成都610041 [3]中国西南电子技术研究所,四川成都610036

出　　处：《通信技术》2023年第2期207-213,共7页Communications Technology

摘　　要：即时通信已经广泛应用于人们的日常生活和工作之中,其安全性和易用性是使用者关心的核心问题。分析了国内外主流即时通信的安全通信模型,并详细讨论了其中的消息加密和发送流程。易用性方面,给出了不同加密模式下群聊和多设备端在线场景中的消息转发原理,设计了端到端加密模式下的安全通信模型。最后分析了各种安全通信模型的适用场景,并提出了相应的选用建议。Instant messaging is widely used in people’s daily life and work,and its security and accessibility are the core issues that users care about.This paper analyzes secure communication models of instant messaging at home and abroad,and discusses the message encryption and sending process in detail.In terms of accessibility,this paper proposes the message forwarding principles in group chat and multi-device online scenarios under different encryption modes,and designs a secure communication model under end-to-end encryption mode.Finally,it analyzes the application scenarios of various secure communication models and suggests the corresponding selection.

关 键 词：即时通信 通信模型 安全协议 端到端加密 

分 类 号：TN918.91[电子电信—通信与信息系统]