Which AWS Security Token Service approach to temporary access should you use for the Amazon S3 operations?

A photo-sharing service stores pictures in Amazon Simple Storage Service (S3) and allows application sign-in using an opened connect-compatible identity provider.

Which AWS Security Token Service approach to temporary access should you use for the Amazon S3 operations?
A . Cross-Account Access
B . AWS identity and Access Management roles
C . SAML-based Identity Federation
D . Web identity Federation

View Answer

Answer: C