The key points to be covered include:

Understanding Insecure Design: Definition and characteristics of insecure design, How insecure design can lead to vulnerabilities and security breaches.

Examples of Insecure Design Vulnerabilities:Detailed exploration of real-world examples where insecure design has compromised security, Common patterns and mistakes that contribute to insecure design.

Strategies for Secure Design:Best practices and methodologies for designing systems and software with security in mind, Principles such as least privilege, defense in depth, and secure defaults.

Case Studies and Hands-on Exercises:Analysis of case studies illustrating the impact of insecure design, Practical exercises to identify insecure design patterns and propose secure alternatives.