DISA's upgraded STIG seeks to offer cybersecurity policies and guide agencies on how to install the VMware vSAN HCI system in Defense Department -run networks in compliance with the department's security requirements, VMware said Thursday. Bill Rowan , vice president of federal sales at VMware and an inductee into Executive Mosaic 's Wash100 for 2017, said an HCI platform seeks to facilitate data center modernization initiatives and the release of an updated STIG aims to assist information technology teams at agencies in their vSAN network deployment efforts. VMware vSAN is a software-defined storage platform designed to extend virtualization to storage and works with existing software and hardware platforms, tools and skillsets.