基于Grain v1的认证加密算法研究与设计  

Research and Design of Authentication Encryption Algorithm Based on Grain v1

作　　者：林紫欣 鲁小娟 张艳硕[1] LIN Zixin;LU Xiaojuan;ZHANG Yanshuo(Beijing Electronic Science and Technology Institute,Beijing 100070,China)

机构地区：[1]北京电子科技学院,北京市100070

出　　处：《北京电子科技学院学报》2024年第1期23-39,共17页Journal of Beijing Electronic Science And Technology Institute

基　　金：新工科背景下数学课程群的教学改革与实践和“信息安全”国家级一流本科专业建设点需回车受中央高校基本科研业务费资金资助(课题编号:3282023003)。

摘　　要：Grain v1算法为eSTREAM项目面向硬件的优胜算法之一,在硬件实现方面极具优势。本文针对Grain v1的结构弱点对其进行细节修改,并在此基础上提出Grain v1+AE和Grain v1+AEAD两种认证加密算法。这两种算法在保证机密性和完整性的同时,为Grain系列认证加密算法在安全等级、硬件规模角度提供更多选择,拓展Grain系列算法适用范围。As a winner hardware⁃oriented algorithm of eSTREAM project,Grain v1 algorithm has great advantages in hardware implementation.For the structural weakness of Grain v1,some details are im⁃proved,based on which two authentication encryption algorithms Grain v1+AE and Grain v1+AEAD are proposed in this paper.These two algorithms guarantee the confidentiality and integrity,as well as pro⁃vide more options for the Grain series authentication encryption algorithms in terms of security level and hardware scale,broadening the application of the Grain series algorithms.

关 键 词：Grain v1 认证加密算法 AEAD 密码分析 安全性 面向硬件设计 

分 类 号：TN918[电子电信—通信与信息系统]