适用于RFID的轻量级密码算法研究综述

摘要

随着物联网技术的飞速发展和普及,RFID等资源受限设备的安全性受到越来越多的重视,关于此类设备应用的轻量级密码算法成为近些年的研究热点.针对适用于RFID设备的轻量级密码算法在研究进展、设计方法和安全性分析方面作了综述.介绍了轻量级密码设计中的常用方法和关键问题,对目前能够应用于RFID设备的典型轻量级算法进行了归纳总结,阐述了针对轻量级密码常用的安全性分析方法,突出旁路攻击对算法的威胁,并对一些算法的实现性能进行了对比.最后进一步阐明了当前及今后轻量级密码研究中要解决的问题及可能的研究方向.%With the rapid development and popularization of the Internet of things technology, the security of RFID and other resource constrained devices is becoming more and more important, research on the lightweight cryptographic algorithms which applied in this kind of device has become a hot research in recent years.The research progress, design methods and security analysis of the lightweight cryptographic algorithms for RFID devices are summarized.Firstly, the common methods and key issues in the design of lightweight cryptography are introduced andthe typical lightweight algorithms which can be applied in RFID devices are summarized.Besides, not only the security analysis method for lightweight password is introduced, but also the threat of side channel attacks is highlighted.Then the realizing performance of some algorithms are compared.Finally, the problems and possible research directions of the current and future lightweight cryptography research are further clarified.