Secure Developer .NET (Inc OWASP) Training Course

I. Introduction to Secure Coding and Web Application Security

1. The Modern Web Application Threat Landscape

• Typical attack vectors in web applications
• Security challenges in contemporary ASP.NET applications
• The significance of secure coding in the software development process
• Overview of the OWASP Foundation and its available resources

2. Fundamental Principles of Secure Software Development

• Designing for security
• Defense in depth strategies
• The principle of least privilege
• Secure failure mechanisms
• Establishing secure defaults
• Basics of threat modeling

II. Secure Development Lifecycle (SDL)

1. Integrating Security into the Software Development Lifecycle

• Maintaining security throughout the development phase
• Defining security requirements
• Secure architectural and design decisions
• Best practices in secure coding
• Conducting security testing and verification
• Ensuring secure deployment and ongoing maintenance

2. Risk Assessment and Threat Modeling

• Identifying critical assets and potential threats
• Analyzing the attack surface
• Introduction to the STRIDE framework
• Prioritizing security risks

III. OWASP Top 10 for ASP.NET Applications

1. Grasping the OWASP Top 10

• Broken Access Control
• Cryptographic Failures
• Injection vulnerabilities
• Insecure Design
• Security Misconfiguration
• Vulnerable and Outdated Components
• Identification and Authentication Failures
• Software and Data Integrity Failures
• Security Logging and Monitoring Failures
• Server-Side Request Forgery (SSRF)

2. Implementing OWASP Recommendations

• Techniques for secure coding
• Establishing preventive controls
• Best practices for secure configuration
• Practical examples and live demonstrations

IV. Authentication and Authorization Security

1. Essentials of Authentication

• Authentication mechanisms within ASP.NET
• Ensuring password security
• Implementing multi-factor authentication
• Managing user sessions
• Handling identity management

2. Authorization and Access Control

• Role-based authorization models
• Claims-based authorization
• Policy-based authorization
• Preventing privilege escalation
• Safeguarding sensitive resources

V. Mitigating Injection Attacks

1. Types of Injection Vulnerabilities

• SQL Injection
• Command Injection
• LDAP Injection
• XML Injection
• Overview of NoSQL Injection

2. Defensive Coding Techniques

• Using parameterized queries
• Validating input data
• Encoding output
• Security considerations for ORM
• Best practices for secure database access

VI. Preventing Cross-Site Scripting (XSS)

1. Understanding XSS Mechanisms

• Stored XSS
• Reflected XSS
• DOM-based XSS
• Common attack scenarios

2. Strategies for XSS Prevention

• Output encoding techniques
• Input validation methods
• Implementing Content Security Policy (CSP)
• Secure handling of HTML and JavaScript
• Utilizing ASP.NET security features to prevent XSS

VII. Preventing Cross-Site Request Forgery (CSRF)

1. Understanding CSRF Attacks

• The mechanics of CSRF attacks
• Typical attack scenarios
• Potential business impact

2. Implementing CSRF Protection

• Using anti-forgery tokens
• Configuring SameSite cookies
• Managing secure sessions
• Leveraging ASP.NET anti-forgery mechanisms

VIII. Secure Configuration of ASP.NET Applications

1. ASP.NET Security Capabilities

• Securing application configuration
• Setting secure HTTP headers
• Configuring HTTPS and TLS
• Managing secrets
• Handling errors securely

2. Protecting Sensitive Data

• Using data protection APIs
• Secure storage of credentials
• Basics of encryption
• Key management practices

IX. Input Validation and Secure Data Handling

1. Validating User Input

• Whitelisting versus blacklisting strategies
• Server-side validation
• Considerations for client-side validation
• Securing file uploads

2. Secure Data Processing

• Serialization security
• Risks associated with deserialization
• Maintaining data integrity
• Best practices for secure logging

X. Penetration Testing and Security Verification

1. Methodology for Penetration Testing

• Planning security assessments
• Identifying vulnerabilities
• Concepts of exploitation
• Reporting assessment findings

2. Security Testing Techniques

• Static Application Security Testing (SAST)
• Dynamic Application Security Testing (DAST)
• Interactive Application Security Testing (IAST)
• Analyzing dependencies and components
• Manual code review processes

XI. Securing ASP.NET Applications

1. Applying Secure Coding Practices

• Implementing secure authentication
• Implementing secure authorization
• Ensuring session security
• Proper exception handling
• Logging and monitoring systems
• Considerations for secure deployment

2. Security Best Practices

• Adhering to secure coding standards
• Managing dependencies
• Implementing patch management
• Continuously improving security posture

XII. Hands-on Security Workshop

1. Identifying and Exploiting Common Vulnerabilities

• Analyzing insecure ASP.NET code
• Recognizing OWASP Top 10 vulnerabilities
• Understanding attack techniques
• Evaluating application security

2. Remediating Security Issues

• Applying secure coding fixes
• Validating mitigation strategies
• Testing remediated applications
• Conducting secure coding review exercises

XIII. Summary and Course Review

1. Review of Key Concepts

• Principles of secure design
• Mitigation strategies for the OWASP Top 10
• ASP.NET security features
• The secure development lifecycle

2. Final Discussion

• Best practices in secure coding
• Embedding security within development teams
• Additional OWASP resources and tools
• Q&A and next steps