In 2009, Liao and Wang proposed a secure dynamic ID based remote user authentication scheme for multi-server environments. They achieved user anonymity by using secure dynamic IDs...
In 2002, Chien et al. proposed an efficient remote authentication scheme using smart cards, in which only few hashing operations are required. Later, Ku et al. gave an improved sc...
A novel strategy for the representation and manipulation of distributed documents, potentially complex and heterogeneous, is presented in this paper. The document under the propos...
Two common tools in Linux- and UNIX-based environments are SSH for secure communications and sudo for performing administrative tasks. These are independent programs with substant...
Wang et al. presented a remote password authentication scheme using IC (Integrated Circuit) cards in 2004. Unfortunately, we discovered that their scheme is unable to withstand th...