{"artifact":{"id":"art-hist-2026phase27-proofpoint-ta419-ai-policy-phishing","dedupe_key":"2f5c3c39437b3abcd46c10bc58f8b89a733a0f5c4da046b999d2f8440d0bcb3e","canonical_url":"https://www.proofpoint.com/us/blog/threat-insight/hallucinating-credibility-china-aligned-ta419-impersonates-its-way-us-ai-policy","evidence_locator":"","artifact_type":"original_publication","title":"Proofpoint publishes TA419 AI-policy phishing investigation","summary":"","creator_entities":[],"released_at":"2026-10-01T00:00:00.000Z","content_hash":null,"metadata":[],"created_at":"2026-10-19T05:52:55.906Z","updated_at":"2026-10-19T05:52:55.906Z"},"sources":[{"id":"src-hist-2026phase27-proofpoint-ta419-ai-policy-phishing","dedupe_key":"3faa2274f48dd645dbfc2d233e1fab5fa6d238c282923a919bcb7054158f781e","name":"","publisher":"Proofpoint Threat Research","url":"https://www.proofpoint.com/us/blog/threat-insight/hallucinating-credibility-china-aligned-ta419-impersonates-its-way-us-ai-policy","evidence_locator":"","source_type":"first_party_or_original_author_publication","primary_or_secondary":"","retrieved_at":"2026-10-18T08:30:00.000Z","published_at":"2026-10-01T00:00:00.000Z","author":null,"metadata":[],"created_at":"2026-10-19T05:52:55.906Z","updated_at":"2026-10-19T05:52:55.906Z"}]}