Secure access service edge, also known as SASE (pronounced "sassy"), is a term popping up more in security conversations as businesses grapple with the challenge of secure networking in the cloud.
SASE combines WAN capabilities with network security functions: secure web gateway, cloud access security broker, firewall-as-a-service, and zero-trust network access. These capabilities are primarily delivered as-a-service and aim to find sensitive data or malware, decrypt content, and monitor risk and the trust level of sessions, Gartner's Andrew Lerner says in a blog post. Monitored entities can span groups of people, devices, applications, services, or Internet of Things systems.
Gartner first mentioned the term SASE in its 2019 networking hype cycle, but it's not a novel practice. Rather, it's a new name for a tactic that organizations have been adopting as they navigate new security hurdles amid the transition to cloud- and mobile-intensive environments.
"It's a combination of different technologies, all of which I think people have been using in one respect or another, but are converging, and adoption of them is accelerating," says Tom Cross, chief technology officer at OPAQ, describing SASE. "The reason is, enterprise network architectures have not kept up with the way that IT has changed."
Modern employees use all kinds of devices to access corporate data and applications from a range of geographical locations. The rise of cloud computing and mobility have disrupted the typical technology infrastructure by swapping the physical data center for infrastructure-as-a-service (IaaS). Many IT teams interact with their network ..
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