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Chapters

  • Understanding the HTTP Security Landscape
  • The Evolution of Web Security Headers
  • Core Security Headers Overview
  • Common Web Vulnerabilities Addressed by Security Headers
  • Implementation Strategies
  • Security Headers in Modern Frameworks
  • Testing and Validation
  • Common Implementation Challenges
  • The Business Case for Security Headers
  • Security Headers as Part of Defense in Depth
  • Future of HTTP Security Headers
  • Manual Testing Techniques
  • Automated Testing Frameworks
  • Continuous Monitoring Implementation
  • Integration with CI/CD Pipelines
  • Security Header Reporting Dashboard
  • Common Implementation Mistakes
  • Security Header Best Practices
  • Overview
  • Current Headers
  • Content Security Policy (CSP)
  • HTTP Strict Transport Security (HSTS)
  • X-Frame-Options
  • Troubleshooting
  • Common Issues
  • Making Changes
  • Contact
  • Testing Strategy Best Practices
  • Monitoring and Alerting Best Practices
  • Emerging Security Headers
  • Origin Isolation and Spectre Mitigations
  • Fetch Metadata Headers
  • Document Policy
  • Network Error Logging (NEL)
  • Priority Hints and Resource Hints
  • Future Security Standards
  • Security Headers Automation
  • Understanding CSP Fundamentals
  • CSP Directives Deep Dive
  • Implementing CSP in Production
  • CSP with Nonces and Hashes
  • Progressive CSP Implementation Strategy
  • Handling CSP Violations
  • CSP for Single Page Applications
  • Common CSP Patterns and Solutions
  • CSP Performance Optimization
  • Debugging CSP Issues
  • CSP Security Considerations
  • Testing CSP Implementation
  • CSP Migration Checklist
  • Understanding Clickjacking Attacks
  • How X-Frame-Options Works
  • Implementing X-Frame-Options
  • Application-Level Implementation
  • Transitioning to Content-Security-Policy frame-ancestors
  • Testing for Clickjacking Vulnerabilities
  • Common Implementation Patterns
  • Handling Edge Cases
  • Performance and Compatibility Considerations
  • Security Best Practices
  • Common Mistakes to Avoid
  • Understanding HSTS and Its Importance
  • HSTS Directive Components
  • Implementing HSTS Across Web Servers
  • Progressive HSTS Deployment Strategy
  • HSTS Preload List Submission
  • Monitoring and Testing HSTS
  • Handling HSTS in Development
  • HSTS and CDN Configuration
  • Common HSTS Implementation Mistakes
  • HSTS Emergency Procedures
  • HSTS Security Considerations
  • Understanding MIME Type Sniffing Vulnerabilities
  • How X-Content-Type-Options Works
  • Server Configuration Examples
  • Application-Level Implementation
  • Handling File Uploads Securely
  • Testing MIME Type Security
  • Common Vulnerability Scenarios
  • Integration with Content Security Policy
  • Best Practices and Recommendations
  • Understanding Referrer Information Risks
  • Referrer-Policy Directives
  • Server Configuration Implementation
  • Application-Level Implementation
  • HTML-Level Referrer Control
  • Testing Referrer Policies
  • Common Use Cases and Patterns
  • Privacy Considerations
  • Integration with Other Security Headers
  • Best Practices
  • Understanding Browser Permissions and Features
  • Permissions-Policy Syntax and Directives
  • Comprehensive Feature Reference
  • Server Configuration Implementation
  • Application-Level Implementation
  • Iframe and Embedded Content Control
  • Testing Permissions Policies
  • Common Implementation Patterns
  • Best Practices and Recommendations
  • Understanding the Same-Origin Policy and CORS
  • CORS Headers and Preflight Requests
  • Implementing CORS Securely
  • Apache CORS Configuration
  • Nginx CORS Configuration
  • Common CORS Security Vulnerabilities
  • Testing CORS Implementation
  • CORS Best Practices
  • Cookie Security Attributes
  • Authentication-Specific Security Headers
  • Implementing Secure Authentication Headers
  • OAuth and Third-Party Authentication Headers
  • API Authentication Headers
  • Security Headers for Password Reset
  • Testing Authentication Security Headers

Making Changes

1 min read Web Security Fundamentals

Making Changes

  1. Test in report-only mode first
  2. Monitor violation reports
  3. Update this documentation
  4. Communicate changes to team
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