1. Security of web applications.
By Evgeny Prokoptsov

2. Why does it matter? Websites gather and store private information.
Websites are hosted on a server.

3. Who is affected by the problem?

4. Importance to users/customers.

5. Overview of Website Attack Techniques and The Defence Against Them.

6. Types of Attack Cross-Site Scripting (XSS) SQL Injection
Buffer Overflow

7. Prevention Techniques
Data filtering Techniques.
Predefine user input parameters
Check parameters type
Predefine maximum size of data

8. Prevention Tools SQL injection Tools Buffer Overflow Tools
Cross-Site Scripting Tools
SQL ninja
SQLmap
MUSIC
SUSHI
Haskell-xss-sanitize
JSoup Sanitizer
SPIKE
OWASP WebScarab
Buffer Overflow Tools
CCured
Lint
ProPolice

9. Conclusion. Establish/Implement proper Coding Techniques.
Use available testing tools before Web application deployment.
Constantly read/monitor new hacking techniques and their prevention.