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CTIA: Threat-intelligence requirements, collection and dissemination

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Threat-intelligence requirements, collection and dissemination

Start with the decision to support

Threat intelligence turns relevant evaluated information into support for a decision. Define the consumer, assets, operational context and question before buying feeds or collecting indiscriminately. A strategic leadership question, a detection-engineering need and an incident-specific query may require different detail and timescale. A large volume of indicators is not by itself a useful intelligence product. Requirements should be revisited when the situation or decision changes.

Collect within actual boundaries

Use appropriately authorized internal observations and external sources, recording origin, time, collection method and handling restrictions. Open-source availability does not automatically make information accurate, lawful to reuse in every way or safe to execute. Evaluate source reliability separately from credibility of a particular claim. Multiple reports can repeat the same original source, so apparent corroboration may not be independent. Sensitive incident records and personal information require deliberate minimization and access controls.

Process and analyze deliberately

Normalize identifiers, times and relevant formats without destroying source meaning. Deduplicate observations, enrich context and distinguish a malicious finding from a benign use of shared infrastructure. Indicator age, visibility, business relevance and uncertainty affect usefulness. An address appearing in a feed is not proof that every connection to it is malicious or that a named actor is definitively responsible. Evidence and analysis should support a confidence judgment rather than a dramatic label alone.

Deliver and learn from use

Tailor an intelligence product to the consumer’s decision, with the important assessment, evidence, confidence, alternatives, implications and justified action. Executive and technical readers need different presentation. Sharing markings and agreements constrain permitted onward handling; the current applicable version of a scheme matters. A report delivered successfully is not proof that a detection was deployed correctly or a risk decreased. Obtain feedback on relevance and actual outcomes, update stale content and retire unsupported indicators. These exercises collect no real intelligence, contact no actor or source and perform no hunt or blocking operation. They teach a bounded method rather than current official exam logistics, complete certification coverage or guaranteed attribution.