4.3.3. TLS Configuration

SSL Termination (SSL Offload):

• App Gateway decrypts, inspects, routes
• Backend receives unencrypted traffic
• Certificate on App Gateway

End-to-End SSL:

• App Gateway decrypts, re-encrypts
• Traffic encrypted to backend
• Certificates on both App Gateway and backends

Rewrite Sets:

Modify headers and URLs:

• Add/modify request/response headers
• Rewrite URL path
• Rewrite URL query string

Use cases:

• Add security headers
• Remove server information
• Redirect HTTP to HTTPS