Interview questions
Security, auth & multi-tenancyMediumSDE-2

You have 80 microservices inside a Kubernetes cluster. Today any pod can call any service's internal API without authentication because 'it is inside the VPC'. Why is that risky, and how would you secure service-to-service calls?

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RazorpaySwiggyUber

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Answer out loud as you would in the room — clarify, give numbers, name the trade-off — then compare with the model answer.

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