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A secure one-use dynamic backdoor password system based on public key cryptography.

Yu Haitao. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. / Includes bibliographical references (leaves 71). / Abstracts in English and Chinese. / Chapter Chapter 1. --- Introduction --- p.1 / Chapter 1.1 --- Introduction --- p.1 / Chapter 1.2 --- Thesis organization --- p.6 / Chapter Chapter 2. --- Conventional password authentication and backdoor password schemes --- p.7 / Chapter 2.1 --- Password and password authentication --- p.7 / Chapter 2.1.1 --- Introduction to password and its security problems --- p.7 / Chapter 2.1.2 --- Front-door passwords vs. backdoor passwords --- p.8 / Chapter 2.1.3 --- Dynamic passwords vs. static passwords --- p.9 / Chapter 2.2 --- Forgotten-password problem --- p.10 / Chapter Chapter 3. --- Introduction to Cryptography --- p.12 / Chapter 3.1 --- Introduction to information security --- p.12 / Chapter 3.2 --- Conventional cryptography --- p.16 / Chapter 3.3 --- Public-key cryptography --- p.21 / Chapter 3.4 --- RSA cryptosystem --- p.24 / Chapter 3.5 --- One-way function --- p.27 / Chapter 3.6 --- Digital signature --- p.30 / Chapter 3.7 --- Secret sharing --- p.34 / Chapter 3.8 --- Zero-knowledge proof --- p.34 / Chapter 3.9 --- Key management --- p.36 / Chapter 3.9.1 --- Key distribution in conventional cryptography --- p.36 / Chapter 3.9.2 --- Distribution of public keys --- p.39 / Chapter Chapter 4. --- A secure one-use dynamic backdoor password system based on Public Key Cryptography --- p.42 / Chapter 4.1 --- System objectives --- p.42 / Chapter 4.2 --- Simple system and analysis --- p.45 / Chapter 4.2.1 --- System diagram --- p.45 / Chapter 4.2.2 --- System protocol --- p.46 / Chapter 4.2.3 --- Applied technologies --- p.50 / Chapter 4.2.4 --- System security analysis --- p.52 / Chapter 4.3 --- Multi-user system and analysis --- p.55 / Chapter 4.3.1 --- Modification to the system diagram --- p.56 / Chapter 4.3.2 --- Modification to the system protocol --- p.57 / Chapter 4.3.3 --- System analysis for multi-user system --- p.64 / Chapter 4.4 --- Applicable modes and analysis --- p.66 / Chapter 4.5 --- Conclusion --- p.68 / Chapter Chapter 5. --- Conclusion --- p.69 / Bibliography --- p.71 / Appendix --- p.72 / Chapter A. --- Algorithm of MD5 --- p.72 / Chapter B. --- Algorithm of DSA --- p.76 / Chapter C. --- Algorithm of RSA --- p.79

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323963
Date January 2002
ContributorsYu, Haitao., Chinese University of Hong Kong Graduate School. Division of Information Engineering.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, v, 80 leaves : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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