Secure Software Development
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Secure Software Development - Building Secure Software - Lecture Slides, Slides of Software Engineering
Some concept of Building Secure Software are Anti-Phishing Software, Architectural Risk Analysis, Awareness And Training, Buffer Overflows , Wikipedia, Building Secure Software, Command Injection, Independence In Multiversion Programming. Main points of this lecture are: Secure Software Development , Related Work, Buffer Overruns, Format String Problems, Integer Overflows, Injection, Handle Errors, Cross-Site Scripting, Information Leakage, Improper File Access
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Secure Software Development
Project – Final Report
• Project Final Report
– Electronic submission: April 25, 5:00 pm
– Hard copy: April 25, 2010 5:30 pm
FINAL EXAM
Reading
- McGraw: Software Security: Chapters 1 – 9, 12
- 19 Deadly Sins:
- Chapter 1: Buffer overruns
- Chapter 2: Format string problems
- Chapter 3: Integer overflows
- Chapter 4: SQL injection
- Chapter 6: Failure to handle errors
- Chapter 7: Cross-site scripting
- Chapter 13: Information leakage
- Chapter 14: Improper file access
19 deadly Sins
• Overview of the sin
• Affected languages
• Overview of the sin -- at the level of
presentations, focusing on the text book
• How to detect?
• Best practices
Sample Questions – 19 deadly sins
- Explain why casting operations may lead to integer overflows.
- Why is it dangerous to use “gets” to read input in C/C++ code? Recommend an alternate.
- What is the difference between attack patterns and taxonomy of programming errors?
- Indirect information flow may be created by inferences. Give an example of an unauthorized inference that cannot be controlled using traditional access control.
- Show an example code for SQL Injection. Explain the security problem.
- Why does a failed Windows impersonation create a security problem if not handled properly?
- Show the binary representations of the decimal numbers +70 and +80. Show their addition using an 8 bits register.