Cloud and networks

Concepts 3

One architecture or control, defined, diagrammed and scoped in both directions.

• Concept

  Secure access service edge (SASE)

  How software-defined networking and cloud-delivered security converge at distributed edges, so access policy follows the user, the device and the data.

  Intermediate 3 min read

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• Concept

  Security service edge (SSE)

  The cloud-delivered security half of SASE, without the networking half, and what stays unsolved when you buy the security services on their own.

  Intermediate 4 min read

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• Concept

  Software-defined WAN (SD-WAN)

  How an application-aware overlay picks a path across mixed transport, why that is a routing decision rather than a security one, and what it leaves for something else to do.

  Intermediate 4 min read

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Comparisons 1

Two or more approaches in one shared scene, with the delta marked.

• Comparison

  SASE compared with SSE

  SSE is the security half of SASE. Where the boundary falls decides whether branch and wide-area connectivity is part of the purchase or still your problem.

  Intermediate 3 min read

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Scenarios 0

A situation followed decision by decision to the concepts it exercises.

No scenarios are set in Cloud and networks yet. See every scenario in the library — one in an adjacent category is often the closer match — or search the whole library.