sts:SetSourceIdentity is a Write access-level action in the sts service. Grants permission to set a source identity on a STS session
ARNs that sts:SetSourceIdentity can be scoped to in an IAM policy.
Keys you can use in the Condition block of a policy that grants sts:SetSourceIdentity.
Filters access by the tags associated with the resource
Filters access by the tags that are attached to the role that is being assumed
A minimal policy that allows sts:SetSourceIdentity. Replace "Resource": "*" with a specific ARN to follow least privilege.
{
"Version": "2012-10-17",
"Statement": [
{
"Sid": "AllowStsSetSourceIdentity",
"Effect": "Allow",
"Action": "sts:SetSourceIdentity",
"Resource": "*"
}
]
}