Syam Appala is a Distinguished Engineer at Cisco, Network Experiences Business Group responsible for Secure Access Services Edge (SASE), distributed Zero Trust Network Access (ZTNA) and Multi Domain Policy initiatives. Over the last decade Syam contributed immensely successful solutions such as identity-driven, trust based network access control, end-to-end micro segmentation using TrustSec, Enterprise-wide identity-driven infrastructure and platform exchange grid (pxGrid) that allows secure and identity context information exchange in a scalable way among security systems and platforms.