This product has charges associated with the hardening functionality and seller support. Amazon EC2 running Red Hat Enterprise Linux hardened to comply with the Payment Card Industry (PCI) Data Security Standard. PCI is a set of requirements to ensure that all companies that process, store, or transmit credit card information maintain a secure environment. Now, this level of security is available at a click of a button for organizations with the cost effectiveness, scalability and flexibility of Amazon EC2 including Amazon Elastic Block Store (EBS), Amazon CloudWatch, Elastic-Load Balancing, and Elastic IPs.