docs/daprdocs/content/en/concepts/isolation-concept.md

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docs Isolation Isolation 700 How Dapr provides namespacing and isolation

Dapr namespacing provides isolation and multi-tenancy across many capabilities, giving greater security. Typically applications and components are deployed to namespaces to provide isolation in a given environment, such as Kubernetes.

Dapr supports namespacing in service invocation calls between applications, when accessing components, sending pub/sub messages in consumer groups, and with actors type deployments as examples. Namespacing isolation is supported in both self-hosted and Kubernetes modes.

To get started, create and configure your namespace.

{{< tabs "Self-Hosted" "Kubernetes">}}

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In self-hosted mode, specify the namespace for a Dapr instance by setting the NAMESPACE environment variable.

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On Kubernetes, create and configure the namespace:

kubectl create namespace namespaceA
kubectl config set-context --current --namespace=namespaceA

Then deploy your applications into this namespace.

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Learn how to use namespacing throughout Dapr:

  • [Service Invocation namespaces]({{< ref service-invocation-namespaces.md >}})
  • [How to: Set up pub/sub namespace consumer groups]({{< ref howto-namespace.md >}})
  • Components:
    • [How to: Configure pub/sub components with multiple namespaces]({{< ref pubsub-namespaces.md >}})
    • [Scope components to one or more applications]({{< ref component-scopes.md >}})
  • [Namespaced actors]({{< ref namespaced-actors.md >}})