AuthN, AuthZ, and encrypted communication aren’t just security features; they’re the invisible scaffolding that allows distributed systems to trust each other, enabling complex interactions without explicit human oversight.
Let’s see this in action. Imagine a microservice user-service that needs to fetch a user’s profile from profile-service.
// Request from user-service to profile-service
{
"method": "GET",
"url": "https://profile-service.internal:8443/users/12345",
"headers": {
"Authorization": "Bearer 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