PCI DSS has recently updated its standard to 3.1. While the changes are fairly minor in nature, there are massive implications to companies relying on SSL as a scope reducing tool inside their enterprise. This update book goes through the specific changes to PCI DSS 3.1, and includes new case studies that discuss the specific implications for making the change to 3.1. This concise supplement also includes a detailed explanation of each changed requirement and how it will impact your environment. PCI Compliance, 3.1 Addendum serves as an update to Syngress' comprehensive reference volume PCI Compliance, Fourth Edition.