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CZECH TECHNICAL UNIVERSITY IN PRAGUE
STUDY PLANS
2020/2021

Mathematical Cryptography

The course is not on the list Without time-table
Code Completion Credits Range Language
B4M01MKR Z,ZK 6 4P+2S Czech
Lecturer:
Tutor:
Supervisor:
Department of Mathematics
Synopsis:

The lecture sets mathematical foundations of modern cryptography (RSA, El-Gamal, elliptic curve cryptography). Related algorithms for primality testing, number factorisation and discrete logarithm are treated as well.

Requirements:
Syllabus of lectures:

1. Introduction into cryptography. Basic notions of number theory.

2. Counting modulo n. Complexity of operations in Z_n.

3. RSA cryptosystem and attacks on it.

4. Abelian groups.

5. Element order in a group, cyclic groups.

6. Structure of Z_n^* groups.

7. Discrete logarithm, Diffie-Hellman protocol.

8. Elliptic curves, discrete logarithm on an elliptic curve.

9. Generating of random primes, probability algoritms.

10. Primality tests, Carmichael numbers.

11. Factorisation using the Euler function.

12. Subexponential algorithms for discrete logarithm.

13. Subexponential algorithms for factorisation, a quadratic sieve.

13. Quantum computing and satefy of cryptosystems.

Syllabus of tutorials:
Study Objective:
Study materials:

[1] V.Shoup, A Computational introduction to number theory and algebra, Cambridge University Press, 2008, http://shoup.net/ntb/

[2] D.Boneh, Twenty Years of Attacks on the RSA Cryptosystem. https://crypto.stanford.edu/~dabo/papers/RSA-survey.pdf

[3] D.Hankerson, A.J.Menezes, S.Vanstone, Guide to elliptic curve cryptography, Springer, 2004.

Note:
Further information:
http://math.feld.cvut.cz/gollova/mkr.html
No time-table has been prepared for this course
The course is a part of the following study plans:
Data valid to 2020-09-25
For updated information see http://bilakniha.cvut.cz/en/predmet4695306.html