Unknown internet-facing assets are systems, services or digital resources exposed to the internet that are missing from the organisation’s current inventory or ownership records. They may include forgotten subdomains, legacy applications, cloud instances, acquired-company infrastructure, test environments, APIs or supplier-hosted services. Unknown does not always mean unauthorised, but it creates a visibility and response gap. ThingsRecon uses external discovery and evidence correlation to surface these assets and support ownership validation. In practice, teams should record the supporting evidence, confirm ownership and business criticality, and connect the finding to an accountable workflow. This prevents a useful observation from becoming another isolated score or dashboard alert. The strongest implementation combines external intelligence with internal knowledge, supplier engagement and documented risk decisions, creating a view that remains useful as the digital ecosystem changes.
FAQ
Attack Surface Discovery