Ravi Sir's Cards › AWS
Roles vs long-lived access keys on EC2?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
What it is
Roles deliver temporary credentials via instance metadata; keys get committed and leaked.
Why it matters
Rotate pain disappears for instance workloads when you use roles.
How / example
Attach instance profile; AWS CLI works without aws configure keys.