Lecture Notes

Introduction (updated on 30.09.2025)

Classical Encryption Techniques (updated on 09.11.2025)       

Data Encryption Standard (DES)  (updated 12.10.2025)       Examples

Modular Arithmetic (updated on 22.10.2025)

RSA Algorithm    (updated on 22.10.2025)       Examples

SHA512 (updated on 22.10.2025)

Digital Signatures (updated on 23.12.2025)

Physical Security (updated on 30.12.2025)

Problems for MT Exam (updated on 09.11.2025)

MT Exam

Network Security 1 (updated on 10.12.2025)

Network Security 2 (updated on 30.12.2025)

Fields Polynomial Arithmetic   (updated on 10.12.2025)            Examples 

Advanced Encryption Standard (AES)  (updated on 10.12.2025)

Elliptic Curve Cryptography (ECC) (updated on 22.12.2025)

Authentication Procedures (updated on 23.12.2025)

Malware (updated on 30.12.2025)

Problems (updated on 03.01.2024)