摘要： 在分析了传统口令认证技术的原理及其漏洞的基础上，该文提出了一种基于信息隐藏的口令认证技术，并给出了其原理及实现方法。

关键词: 变型Rijndael算法, 信息隐藏, 一次性口令, 认证, 图像

Abstract: The ordinary password authentication technology is analyzed and its security flaws are pointed out in this paper. A password authentication scheme based on information hiding which is suitable for security OS is proposed, and its theory and realization are also described.

中图分类号: 

• TP393.08