Case Studies

Platform-specific investigations showing why security headers and CORS configurations fail on specific infrastructure — and exactly how to fix them.

• How SharePoint Online Enforces CSP — And How to Work Around It

  Microsoft enforced CSP on SharePoint Online in March 2026. Why your SPFx components are blocked and how to fix them.

• Why AWS CloudFront Strips Security Headers — And How to Add Them Back

  Security headers on your EC2/ECS backend are dropped before reaching the browser. Response Headers Policy and CloudFront Functions are the fix.

• CORS on Azure API Management — Complete Configuration

  APIM handles CORS via XML policy documents — your backend config is bypassed entirely. Here is the exact policy XML.