文章对目前云计算中典型的身份认证技术——基于安全凭证的身份认证和基于单点登录的联合认证,进行了系统的综述,并对现有的几种方案进行了深入的分析和比较,提出了一些改进意见。
We analyze the security-credentials-based authentication and the single sign-on-based federated authentication, and make a comparison among the popular schemes. In addition, we present some methods and suggestions to improve the authentication mechanisms in cloud computing.