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"generally Stop And Go", "general Step" And "edit" To Generate Probabilistic Model

Posted on:2006-10-27Degree:MasterType:Thesis
Country:ChinaCandidate:S H ZhangFull Text:PDF
GTID:2208360182460387Subject:Cryptography
Abstract/Summary:PDF Full Text Request
This paper constructs the probability model of General Stop-and-Go generator and General Alternating Step generator through analyzing common character of some clock-controlled generators taking stop-and-go generator as basic component. It discusses the properties of probability distribution of their output sequences, and checks the coincidence of the output sequences with sequence of the original input sequences and a special Stop-and-Go generator's coincidence of the output sequences with sequence of the original input sequences. At the same time this paper constructs the probabilistic model of output sequences of the editing generator, and takes careful analysis on its structure, then examines the homogeneous markovian property of output sequences' indexes expressed as the form of basal sequence, proves that the output sequence of the editing generator is homogeneous Markov chain, and then synthetically analyzes and studies the cryptography property of the editing generator. Related conclusions can provide important reference for designing other clock-controlled generators according to practical requirements.
Keywords/Search Tags:Clock-control function, General Stop-and-Go Generator, General Alternating Step Generator, The Editing Generator, Homogeneous markov chain
PDF Full Text Request
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