{"id":"callers-trusted-at-internal-boundaries","text":"Multiple systems omit input validation entirely at internal module boundaries — the stock exchange accepts any order fields without checking quantity or price, and proximity search accepts any coordinates without range validation — reflecting a convention of trusting callers within the module perimeter rather than validating defensively.","truth_value":"OUT","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["stock-exchange-no-input-validation","proximity-no-coordinate-validation"],"outlist":[],"label":"Both base beliefs describe missing validation at internal boundaries, forming a systematic trust-the-caller convention"}],"dependents":["default-to-permissive-across-security-dimensions","perimeter-defense-ensures-data-quality"],"metadata":{"last_reviewed":"2026-06-05T18:21:49","review_result":"pass","_retracted":true},"created_at":"","updated_at":"2026-06-17T14:30:37+00:00","reviewed_at":"","verified_at":"","retracted_at":"2026-06-17T14:30:37+00:00","explanation":{"steps":[{"node":"callers-trusted-at-internal-boundaries","truth_value":"OUT","reason":"SL justification invalid","failed_antecedents":["stock-exchange-no-input-validation","proximity-no-coordinate-validation"],"label":"Both base beliefs describe missing validation at internal boundaries, forming a systematic trust-the-caller convention"}]}}