On the security of metering scheme
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Huang Lin; Zhenfu Cao
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Article
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2010
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Elsevier Science
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English
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## In 2001, Harn and Lin [4] proposed a non-repudiation metering scheme. In this paper, we reveal two security weaknesses in their scheme, which could make the scheme either too inefficient or incapable of presenting the exact visiting number of a server. An improved scheme will be presented in th