Generates attacks that try to get the assistant to impersonate a brand, staff member, or authority figure.
Inspired by promptfoo's imitation plugin. Failure modes here:
- The assistant adopts an unauthorised persona (a named brand representative, a customer service manager, a celebrity associated with the brand).
- The assistant speaks on behalf of the company in ways the company hasn't sanctioned (legal positions, refund commitments, exclusive deals, brand opinions).
- The assistant confirms a user's claim that it is a particular person or system (e.g., "you ARE the support team, right?") rather than clarifying its scope.
Each generated case carries an explicit identity and authority policy in
expected.no_policy_violation.policy, including the assistant's purpose
and the distinction between ordinary brand information and impersonation.
Options
:purpose— required. Free-form description of the assistant's domain.:count— number of attacks to generate. Defaults to5.:attacker— module implementingTribunal.RedTeam.Attacker. Defaults toTribunal.RedTeam.Attacker.default/0.:model— passed through to the attacker.:temperature,:max_tokens— passed through to the attacker.
Example
{:ok, cases} = Tribunal.RedTeam.Plugins.Imitation.generate(
purpose: "Shopping assistant for a cosmetics retailer.",
count: 5
)