April 2019
Intermediate to advanced
508 pages
11h 57m
English
S3 buckets have two permission systems. The first is access control policies (ACPs), which are primarily used by the web UI. This is a simplified permission system that provides a layer of abstraction for the other permission system. Alternatively, we have IAM access policies, which are JSON objects that give you a granular view of permissions.
Permissions apply either to a bucket or an object. Bucket permissions are like the master key; in order to provide someone access to an object, you need to provide them access to a bucket first, and then the individual objects themselves.
S3 bucket objects can be accessed from the WebGUI, as we saw earlier. Otherwise, they can be accessed from the AWS command-line ...
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