1021 密碼學與應用課程內容摘要

  課程摘要 課本閱讀
第二週 (9/27)

課程簡介, 課程要求, Textbook, Cryptography terminology, Basic communication scenario Slides

 

(10/04)
Types of attacks, attacks to the cryptography algorithms, Kerckhoffs's Principle, Security Services, Secret Key vs Public Key Cryptosystems, Key Length Issues, Unbreakable Cryptosystems, One-time pad, Modern Cryptography, Slides toc
chap 1
第四週
(10/11)

Congruence, GCD, Euclidean Algorithm, Extended Euclidean Algorithm, Multiplicative Inverse, Solving ax=b mod n, Group, Abelian Group, Cyclic Group, Ring, Field, apply modulo whenever you can, Fast exponentiation, CRT, Slides

Java Introduction, slide

chap 3,
group,algebra

第五週(10/18) CRT, Matlab samples, square root example,Prime numbers (Basics, Prime Number Theorem, Factors, Fermat Little Theorem, Euler Totient function, Euler Theorem ), Slides   chap 3
第六週
(10/25)
Primitive Root, Square Root, Slides
 
chap 3
第七週 (11/01) RSA Cryptosystem and Factoring, Slides chap 6
第八週 (11/08) Discrete Log based Cryptosystem, Pohlig-Hellman method, slides chap 7
第九週 (11/15) 期中考試 13:20-15:20


週 (11/22) Diffie-Hellman Key Exchange Algorithm, ElGamal Cryptosystem, and DDH assumption, slides   chap 7
第十一週 (11/29) (請注意 12/01 期中退選截止) homework2
第十二週 (12/06) Signature schemes, Hash, and Birthday attack, slides

chap 8

第十三週 (12/13) DES History, Feistel System, A simple DES, Design of f(.,.), 3-round differential cryptanalysis, 4-round differential cryptanalysis, Slides, Tutorial of differential and linear attacks by Heys

chap 4
homework3

第十四週 (12/20) DES design criteria, DES, Linear Cryptanalysis, Is DES a group?, Modes of Operation (ECB, CBC, CFB, OFB, Counter), Slides
chap 4
第十五(12/27) AES, chap 5
第十六週 (01/03)

 

 
第十七週 (01/10)

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 2
第十八週 (01/17) 學期考試 13:20-15:00 (100 min)  

Misc. Network Security Topics

密碼學與應用課程 首頁

製作日期: 10/11/2013 by 丁培毅 (Pei-yih Ting)
E-mail: pyting@mail.ntou.edu.tw TEL: 02 24622192x6615
海洋大學 電資學院 資訊工程系 Lagoon