{ "last_matched_request_utc": "2026-09-23T10:50:38.585912+00:00", "first_unseen_request_utc": "2026-09-23T10:50:43.584421+00:00", "subsequent_unseen_packets": 10, "first_unseen_payload_bytes": 52, "explanation": "After this point, captured client SSH payloads were absent from the server capture. This supports forward-path loss, without identifying its cause or actor." }