Your question is Securing Public Cloud Storage Buckets. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
What steps do you take to secure a public-facing cloud storage bucket against unauthorized data exposure?
Explain how you would protect an Amazon S3 bucket that serves content through a public application or CDN. Cover identity and access management, bucket policy, encryption, network delivery, logging, monitoring, validation, and response to accidental exposure. Distinguish genuinely public objects from administrative access, and explain how you verify each control.