When to use basic vs predefined vs custom roles


This is a topic that comes up at every single customer project I work on: what are IAM Roles in GCP and how should we go about them? In my work as part of Google Cloud Professional Services, I had to write a few documents explaining in detail the advantages and disadvantages of each type for various use cases and make recommendations for each customer specific use case.

This led me to create this post, to make it easy for anyone to make a decision on their IAM role strategy in GCP. First, I will offer some more context about…

Adrien Walkowiak

Strategic Cloud Engineer at Google

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