model needs.Our approach improves the efficiency and guarantees the accuracy of protocol modeling.Taking Woo-Lam protocol as an example,a known famous attack has been found successfully by Spin.The general approach also can be applied to formal analysis and verification of similar security protocols....
whichabstractssomedatastructures, suchasprincipals’idsandkeys,fromtheprotocol,andthenbuildsupthearchitectureof reasoninglogic.Byadversededuction,allpathsofattacksonWoo2Lamprotocolcanbeobained intermsofchartandalltheflawsoftheprotocolcanbeanalyzedthoroughly.Finally, suggestionsaboutmakingtheprotocolmoresecurearegiven...
ServerProtocol} > , 如图 2所示。 2117 第 9期 赵宇等: 一种改进的Woo Lam 密码协议模型 图2 基于 eW oo Lam模型对 Otway Rees协议的建模 2. 2 语义 按照语义学的观点, 协议形式化描述可以看作是协议执 行过程的符号化表示。也就是说, 协议形式化描述的语义实 际上就是协议的一系列可能的执行过程。
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which enables the model to specify the principal actions more precisely and detect the attacks on the protocol more efficiently;to bring in match mechanism,which guarantees the effectiveness for the security analysis of the model;to propose seven formalization principles to normalize the procedure for ...
authentication protocolformal method串空间是一种基于定理证明的,新兴的安全协议形式化分析模型。认证协议使用密码技术实现网络环境下的身份认证和信息保密。本文针对Woo—Lam协议的不足,对其进行改进,提出了一种新的Woo-Lam协议,使其成为双向认证协议,并基于串空间模型,然后对改进的Woo—Lam协议进行分析证明,结果证明了...