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Spring Boot microservices interview prep
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Module 6
Securing Microservices
1
Understanding OAuth 2.0: Roles and Grant Types
Explain the OAuth 2.0 framework, including roles (Resource Owner, Client, etc.) and common grant types.
2
Implementing an OAuth2 Authorization Server with Spring Security
Set up a Spring Authorization Server and register an OAuth2 client with support for the authorization_code grant type.
3
Securing Microservices with JWT Resource Servers
Secure a microservice by configuring it as a Resource Server to validate JWT access tokens.
4
API Gateway JWT Validation
Implement JWT token validation at the API Gateway for centralized authentication.
5
Inter-Service Authentication Strategies
Compare different strategies for inter-service authentication (e.g., service-to-service JWTs, mTLS).
6
Secrets Management in Microservices
Describe strategies for secrets management in a microservices environment (e.g., HashiCorp Vault, cloud provider KMS).
7
Securing Configuration Properties with Symmetric Encryption
Implement symmetric encryption for sensitive properties in a configuration repository and configure clients for decryption.
8
Securing Service-to-Service Communication with Mutual TLS (mTLS)
Explain the role of mutual TLS (mTLS) in securing service-to-service communication.
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Advanced Concurrency & Performance
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Observability & Monitoring