AI Threat · Module 6 · The Response

The AI Threat Register: Governing Scenarios as Code

The lesson defines the artefact every earlier chapter pointed at: the AI threat register, governed as code. Participants learn how it differs from a horizon register, what belongs in it, the four groups of schema fields and why the schema omits a probability, how triggers reopen entries in both directions, how the register is reported on one page and connected to existing risk processes, and how it is kept honest. They write, grade and challenge register entries and draft the board page.

Lesson 32 of 35Chapter 32120 minutes

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Learning objectives

After the lesson the participant can:

Key concepts

AI threat register
A versioned record of what the organisation believes about each threat scenario, why, who acts and which observation would change its mind. It is not a forecast and not a ranking of fears.
Exposure and influence
Exposure records how badly the organisation would be affected, given controls in place; influence records how far it can change the likelihood of the scenario itself. Neither is a probability, and they lead to different actions.
No probability field
The schema deliberately omits a probability, because for most entries about machines beyond control a single figure would record a choice between camps of experts instead of a measurement. Rung and label take its place.
Trigger
An observation named in advance that reopens an entry, with someone assigned to watch for it. Good triggers are observable without interpretation, tied to the grading and include lowering triggers, so the register does not drift upwards with the news.
Calibration log
Notes made at each review on whether the previous grading was borne out, seen by the board yearly. It shows whether the register is systematically too alarmed or too calm.

Interactive exercises

Do them here and get feedback at once. Choose a card and then where it belongs, or drag it.

Interactive exercise 1 · Put in order

The life of a register entry

Put the stages of a threat register entry in the order of the chapter's lifecycle figure. The loop back when a trigger fires is left out.

Interactive exercise 2 · Sort

Does it belong in the register

Apply the four inclusion conditions. Sort each candidate by whether it belongs in the AI threat register as an entry.

Teaching plan

15 minThe teacher explains the four changes from horizon register to threat register and the four inclusion conditions; participants test three candidate entries, including one that states a mood and one that is a trope.
20 minWalk through the schema in its four groups using Hansa's compact register; discuss the entries where rung and label diverge and why the tier follows exposure, not how frightening the trope sounds.
15 minExplain the four kinds of trigger and the review process by reviewed change; participants write one raising and one lowering trigger for an entry of their own.
45 minExercise in groups with entry owners and a challenger: write four entries across the scales, challenge each grading, record dissent and draft the one-page board report.
15 minReview how the register feeds the ORSA, the DORA framework, the NIS 2 analysis and the AI risk classification by reference, and the three practices that keep it honest.
10 minPlan the first quarter: each participant names sponsor, register owner, challenger and the first three sources from which candidates will be harvested.

Discussion

  1. The board page never sums exposures into a score or presents a heat map. What would be lost if it did, and how would you explain the refusal to a board used to heat maps?
  2. A register whose triggers can only raise concern stops being believed. What lowering triggers would you write for the entries your organisation worries about most?
  3. The test of a good entry is that a reader who disagrees with it can say where: in the rung, the label, the exposure or the controls. Take an AI risk from your current register: does it pass that test?

Written exercise

Exercise · 45 minutes

Four register entries and a board page

Write four entries for your organisation's AI threat register, covering at least three scales and including one speculative, high-exposure entry. For each: check the four inclusion conditions; write a title naming actor, behaviour and what is affected; assign scale and tropes by exact name; state the rung and the evidence behind it; state the label with a one-sentence reason kept separate from the rung; record exposure and influence; list existing controls by identifier and record gaps as findings instead of inventing controls; name the owner as a role and the decision tier; and give at least two triggers, with a lowering trigger for the speculative entry. A challenger who did not write the entries tests each grading; record unresolved dissent. Then draft the one-page report with five rows and at most three decisions, each with cost and reversibility.

Deliverable: Four challenged register entries with recorded dissent and a one-page board report with five rows and no more than three decisions.

Self-test

Choose an answer to see whether it is right, or open the answer below each question.

  1. Why is T5 The intelligence explosion not itself an entry in the register?

    Show the answer

    C. Tropes are metadata on the specific scenario through which the organisation would be affected
    An entry must be a scenario with a plausible path to harm that can be graded and owned; the trope is listed in the tropes field. Threats beyond influence are held too, marked through the influence field.

  2. In Hansa's register, why is THR-HM-12 labelled expected although it rests on a pattern at scale?

    Show the answer

    D. No unlawful outcome has been found in Hansa's own model, although the pattern is documented at scale
    Rung and label are recorded separately because the same rung can support different outlooks; the rung grades the evidence for the mechanism, the label the outlook for this organisation.

  3. What does the one-page board report show in its fifth row?

    Show the answer

    A. The tail of speculative, high-exposure entries with the decision rule and leading indicators
    Four rows follow the scales and the fifth holds the tail; the page reports movement, separates what can be influenced from what cannot and asks for at most three decisions.