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What is the main characteristic of centralized authentication in microservices?

easy📝 Conceptual Q11 of 15
Microservices - Authentication and Authorization
What is the main characteristic of centralized authentication in microservices?
ANo authentication is required between services
BEach microservice verifies user identity independently
CAuthentication is done by the client application only
DA single service handles all user login and identity verification
Step-by-Step Solution
Solution:
  1. Step 1: Understand centralized authentication

    Centralized authentication means one dedicated service manages all login and identity checks for the system.
  2. Step 2: Compare with other options

    Distributed auth where each service verifies independently, client-only auth, or no auth are not centralized.
  3. Final Answer:

    A single service handles all user login and identity verification -> Option D
  4. Quick Check:

    Centralized auth = single service [OK]
Quick Trick: Centralized means one place handles all auth [OK]
Common Mistakes:
MISTAKES
  • Confusing centralized with distributed auth
  • Thinking each service handles login in centralized auth
  • Assuming client-only authentication is centralized

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