SASE: Networking, Security, Edge, or None – or All of the Above? Where Should an Enterprise Start?

G. Barton
G. Barton Research Director

Summary Bullets:

• SASE combines WAN with elements of security and edge technology, but that is not a catch-all solution.

• For SASE to work, organizations must break down internal silos to create a unified approach to data routing and security policies.

What is SASE or – to reference it by its full name – secure access service edge? Enterprises can be forgiven to a degree of uncertainty on this point since, as with all new technology concepts, the term has been used rather freely by vendors, service providers, and analysts alike. In its original form, the concept envisioned a move beyond traditional WAN (including SD-WAN) to a group of network technologies that would be deployed at the network edge (in a move away from customer premises equipment) and would combine both routing and security capabilities.

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