2004 Fall 密碼學與應用課程內容摘要

  課程摘要 課本閱讀
第一週,第二週 (9/24, 10/01) 課程簡介, 課程要求, Textbook, Cryptography terminology, Basic communication scenario, Types of attacks, attacks to the cryptography algorithms, Kerckhoffs's Principle, Security Services, Secret Key vs Public Key Cryptosystems, Key Length Issues, Slides , Lenstra's paper [1] , Blaze's paper [2] chap 1
第三週
(10/08)
Unbreakable Cryptosystems, One-time pad, Modern Cryptography, Security Notions in Cryptography, 資訊安全的定義, 電腦安全的威脅, 資訊安全課題, Cryptographic Applications, Focus of this class, Why staying in this class? Aspects of Modern Cryptography, Slides , Classical Ciphers - Shift Cipher, Affine Cipher, Substitution Cipher, Vigenere Cipher, Block Cipher, Hill Cipher, Shannon's Principles, Letter Frequency Analysis, Stream Ciphers Slides   chap 1
chap 2
第四週 (10/15) Congruence, GCD, Euclidean Algorithm, Extended Euclidean Algorithm, Multiplicative Inverse, Solving ax=b mod n, Slides

chap 3, homework 1

第五週 (10/22) Group, Abelian Group, Cyclic Group, Ring, Field, apply modulo whenever you can, Fast exponentiation, CRT, Slides chap 3
第六週 (10/29) CRT, Matlab samples, CRT 2nd solution interpretation, square root example,Prime numbers (Basics, Prime Number Theorem, Factors, Fermat Little Theorem), Slides  

chap 3
homework2

第七週 (11/05) Prime numbers (Fermat Little Theorem, Euler Totient function, Euler Theorem, Primitive Root, Square Root), Slides , History, Feistel System, A simple DES, Slides chap 3
第八週 (11/12) Design of f(.,.), 3-round differential cryptanalysis, 4-round differential cryptanalysis, DES design criteria, DES, Linear Cryptanalysis, Is DES a group?, Modes of Operation (ECB, CBC, CFB, OFB, Counter), Slides   chap 4
第九週 (11/19) DES , (請注意 11/23 期中退選截止) chap 4
第十週 (11/26) 期中考試 13:10-14:30, AES

chap 1-4,
chap 5

第十一週 (12/03) 電信研討會, 另行補課  chap 6
第十二週 (12/10) RSA Cryptosystem slides
chap 6
第十三週 (12/17) RSA and Factoring, slides chap 6
第十四週 (12/24) RSA and Factoring (cont'd), slides chap 6
第十五週 (12/31) Discrete Log based Cryptosystem, Pohlig-Hellman method, slides chap 7
第十六週 (01/07) Diffie-Hellman Key Exchange Algorithm, ElGamal Cryptosystem, and DDH assumption, slides chap 7
第十七週 (01/14) Signature schemes, Hash, and Birthday attack, slides chap 8
第十八週 (01/21) 學期考試 13:20-15:00 (100 min) chap 6, chap 7, chap 8

密碼學與應用課程 首頁

製作日期: 09/16/2004 by 丁培毅 (Pei-yih Ting)
E-mail: pyting@cs.ntou.edu.tw TEL: 02 24622192x6615
海洋大學 工學院 資訊工程系 Lagoon