<!-- Code generated from the comments of the AccessConfig struct in builder/amazon/common/access_config.go; DO NOT EDIT MANUALLY -->

-   `access_key` (string) - The access key used to communicate with AWS. [Learn how  to set this]
    (/docs/builders/amazon.html#specifying-amazon-credentials). On EBS, this
    is not required if you are using `use_vault_aws_engine` for
    authentication instead.
    
-   `region` (string) - The name of the region, such as `us-east-1`, in which
    to launch the EC2 instance to create the AMI.
    When chroot building, this value is guessed from environment.
    
-   `secret_key` (string) - The secret key used to communicate with AWS. [Learn how to set
    this](amazon.html#specifying-amazon-credentials). This is not required
    if you are using `use_vault_aws_engine` for authentication instead.
    