IAM Tag Based Permissions
Without a doubt, security is one of the key aspect to focus in AWS. It is not only authentication is critical, but authorization is a must to consider specially in the production systems where lot of parties (users, resources, services) should be given only the specific permissions in the AWS environment. AWS IAM policies provides great amount of facilities in order to set up granular level of permissions. Tag based permissions are one of the cool feature supported by IAM.