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Introducing TENET ASM: Context-Driven Attack Surface Management

June 2, 20263 min read

Modern Cloud environments span cloud, AI, SaaS, APIs and more - each introduces potential exposures that make the attack surface wider, more dynamic, and harder to manage. Many organizations lack a unified view across all of Azure & M365, making it challenging to manage exposures consistently and understand context around risk.

This leaves security teams struggling to answer three questions:

  • What is publicly exposed across the entire environment — including assets no one is tracking?
  • Which exposures actually create real risk — rather than theoretical concern? Lack of context results in a long list of risks with no prioritization.
  • Who owns each exposure — Security teams lack the context to map risk to its root cause, which leaves critical exposures open and easily exploitable by attackers.

The TENET security graph is built around those three questions for Azure and Microsoft 365 environments.

Attack paths in TENET

Discover: eliminate blind spots across the full environment

TENET discovers exposure from the outside in, scanning publicly reachable endpoints across Azure services regardless of whether they appear in an internal register. App services, storage blobs, AKS ingresses, API gateways, Azure Functions endpoints, and exposed management ports are identified and mapped back to the resources that host them — including shadow infrastructure that was never formally tracked.

External discovery is paired with internal cloud context. An exposed port on an AKS node means something very different depending on what that node's Managed Identity can access. A public storage account in dev is a low-priority item and a critical finding if it holds sensitive data connected to a production workload. TENET combines external reachability with internal graph context so every finding shows not just what is exposed, but also what is the blast radius.

Monitoring is continuous, not scheduled. When a new path opens — a storage account goes public, a Managed Identity's scope is widened, a new resource is misconfigured — it is surfaced immediately.

Prioritize: focus on what is truly exploitable

Most attack surface tools rank exposures by vulnerability severity. TENET ranks by blast radius — how many resources, subscriptions, and crown jewels an attacker can reach from each entry point.

Toxic combinations are elevated automatically: co-occurring conditions that each look manageable alone but together form a critical path. An internet-exposed workload running under a Managed Identity with Contributor access. A dormant M365 admin account linked to an Azure DevOps pipeline with Key Vault access. A third party application with Mail.ReadWrite and admin consent that syncs into Azure storage. These chains would not surface in any single alert queue — they require connecting exposure, identity, and data context across the security graph.

The result is a smaller, contextual queue of meaningful risks rather than a high-volume stream of disconnected findings. For a detailed breakdown of how path computation and blast radius work, see The Anatomy of a Cloud Attack Path.

Remediate: Accelerate response with ownership and AI guidance

It’s not enough to detect a critical exposure if you don’t know how to fix it. TENET ASM identifies the right owner including the infrastructure, application, and identity. It provides AI-powered remediation guidance, and integrates with Teams and any MCP compatible agent so teams can use their existing workflows to resolve exposures faster and reduce MTTR.

Reduce your attack surface with TENET ASM

By connecting external visibility with deep cloud context, TENET ASM transforms Attack Surface Management into a clear and actionable risk solution. Ready to take control of your external attack surface?

Explore TENET ASM or try it free.