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Tenancy

imp-sandbox supports two tenancy tiers on top of base Imp.

Tiers

  • standard — namespace + NetworkPolicy isolation, gateway egress filtering.
  • hard — strict isolation with Cilium enforcement (CiliumNetworkPolicy + CiliumExternalWorkload), per-sandbox token.

hard requires Cilium; see Sandbox Install — Cilium Requirement.

Choosing a Tier

NeedTier
Trusted tenants, soft isolationstandard
Untrusted code, strict boundarieshard (Cilium)

Mixing tiers in one cluster is supported — set per sandbox resource.