The customer should provide the partner company with their AWS account access keys to log in and perform the

required tasks.

The customer should create an IAM user and assign the required permissions to the IAM user. The customer should

then provide the credentials to the partner company to log in and perform the required tasks.

The customer should create an IAM role and assign the required permissions to the IAM role. The partner company

should then use the IAM role's Amazon Resource Name (ARN) when requesting access to perform the required tasks.

The customer should create an IAM role and assign the required permissions to the IAM role. The partner company

should then use the IAM role's Amazon Resource Name (ARN), including the external ID in the IAM role's trust policy,

when requesting access to perform the required tasks.