sts:AssumeRole

AWS managed IAM policies that name this action, plus the ones that allow it through a wildcard such as sts:*. Allow statements written with NotAction are not expanded. This is not an IAM authorization simulation.

Policies (any)

30

Allow (Action)

28

Allow (wildcard)

2

Deny (Action)

0

NotAction

1

573 policies include at least one wildcard action string (any service). A wildcard also covers actions AWS adds later, without a new policy version. Index regenerated on every deploy.

First seen

From archive history

This action

2019-05-03 in AWSControlTowerServiceRolePolicy

Introduced the sts service prefix

Earliest appearance in any AWS managed policy tracked here, not an official AWS launch date. Matched case-insensitively, as IAM does.

Action reference

SAR-style (unofficial)

Service: AWS Security Token Service

Access level

Write

Description

Grants permission to obtain a set of temporary security credentials that you can use to access AWS resources that you might not normally have access to

Resource types

  • role*

Dependent actions

  • sts:SetContext
  • sts:SetSourceIdentity
  • sts:TagSession

Allow (Action)

Allow (wildcard)

Deny (Action)

None

NotAction

Thanks to Ian McKay for iam-dataset (MIT), structured data derived from the AWS Service Authorization Reference. Not maintained by AWS and not guaranteed current. IAMTrail's managed policy archive is separate.

Definitions bundle regenerated on every deploy