This repository contains the practical exercises for the Systems Security and Network Security courses at Aarhus University in the fall semester 2021.

• 08.09.2021 Symmetric Encryption
• 15.09.2021 Certificates and MACs
• 22.09.2021 Weak Entropy and Authentication Mechanisms
• 29.09.2021 Link Layer Security
• 06.10.2021 Network Layer Security
• 13.10.2021 Transport Layer Security
• 27.10.2021 Software Security I
• 03.11.2021 Software Security II
• 10.11.2021 Software Security III