The migration of applications and services to the cloud has changed the usual ways of connecting, computing, and doing business. Organizations are taking advantage of innovations in cloud computing, and applications that were historically deployed in the data center are shifting to the cloud.
Legacy hub-and-spoke architectures have been unable to keep pace with these changes because they were designed to connect users to applications in the data center.
Software-defined WAN, or SD-WAN, simplifies operations and efficiently connects your branches to the internet, where applications and services now reside. This guide looks at how SD-WAN is causing a seismic shift in the world of networking, and it describes the challenges and urgency of securing SD-WAN, including: