Ravi Sir's Cards › AWS
What changes
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What changes
AssumeRole
Switches into a role (new identity ARN).
GetSessionToken
Stays the same IAM user; often after MFA.
Key points
Cross-account, EC2/Lambda roles, permission-set sessions.
MFA-protected CLI as the same user.
Example
aws sts assume-role --role-arn …
Use when
Needs role trust policy.
No role trust; user must be allowed.