
Why the attack surface inventory is always incomplete
An inventory is a process, not a spreadsheet. Any subdomain without a known owner eventually becomes nobody's asset.
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Short answers to questions we meet in the field: reading stealer logs, catching typosquats, managing IOCs, closing cases. Research, operations and product notes.

An inventory is a process, not a spreadsheet. Any subdomain without a known owner eventually becomes nobody's asset.

An annual supplier questionnaire starts ageing the moment the contract is signed. The externally visible surface can be measured continuously.

When a DNS record outlives the resource behind it, someone else can claim the name. Nobody notices, because nothing breaks.

Reducing alert volume is an outcome, not a goal. The goal is that every alert can be tied to a …

When a supplier's jurisdiction changes, so does its risk profile. That is a signal the security team should track too.

CT logs are the cheapest way to find assets outside your inventory. They are noisy, but the noise is manageable.