Examiner un tenant sans accès à la production

wget https://get.monsys.ai/monsys-verify-eat-linux-x64
chmod +x monsys-verify-eat-linux-x64

./monsys-verify-eat-linux-x64 verify-pack \
  --pack 2026-04.jsonl.gz \
  --sig  2026-04.sig \
  --pubkey  https://transparency.monsys.ai/pubkeys/hub.pub
# ✓ manifest_hash matches signature
# ✓ hash chain root matches manifest
# ✓ Ed25519 signature valid against pubkey 7c34a9e2b1f0…
# ✓ 1247 entries in pack, 0 tampered

WITH first_detected AS (
  SELECT agent_id, MIN(detected_at) AS first_seen
    FROM kernel_cve_findings
   WHERE tenant_id = $1::UUID AND cve_id = 'CVE-2026-XXXX'
   GROUP BY agent_id
),
patched AS (
  SELECT r.agent_id, MIN(r.boot_time) AS rebooted_at, r.eat_id
    FROM kernel_reboot_history r
    JOIN first_detected fd ON fd.agent_id = r.agent_id
   WHERE r.tenant_id = $1::UUID
     AND r.expected = true AND r.boot_time > fd.first_seen
   GROUP BY r.agent_id, r.eat_id
)
SELECT a.hostname, fd.first_seen, p.rebooted_at,
       p.rebooted_at - fd.first_seen AS time_to_patch,
       u.email AS operator
  FROM first_detected fd
  LEFT JOIN patched p ON p.agent_id = fd.agent_id
  LEFT JOIN agents  a ON a.id = fd.agent_id
  LEFT JOIN emergency_tokens et ON et.id = p.eat_id
  LEFT JOIN users u ON u.id = et.user_id
 ORDER BY time_to_patch NULLS FIRST;

SELECT et.issued_at, u.email AS operator,
       a.hostname AS target, et.level,
       et.actions::TEXT AS actions, et.reason,
       (et.result->>'exit_code')::INT AS exit_code
  FROM emergency_tokens et
  LEFT JOIN users  u ON u.id = et.user_id
  LEFT JOIN agents a ON a.id = et.agent_id
 WHERE et.tenant_id = $1::UUID
   AND et.issued_at >= '2026-01-01' AND et.issued_at < '2026-04-01'
 ORDER BY et.issued_at DESC;

zcat 2026-04.jsonl.gz | sed -n '847p' > suspicious-line.json
sha256sum suspicious-line.json
# 7c34a9e2b1f0…

zcat 2026-04.jsonl.gz | \
  ./monsys-verify-eat-linux-x64 chain-position --line 847
# expected_position: 7c34a9e2b1f0…
# computed_position: 7c34a9e2b1f0…
# ✓ line 847 matches the chain

SELECT 'audit_log' AS table_name,
       MIN(created_at) AS oldest,
       MAX(created_at) AS newest, COUNT(*) AS rows
  FROM audit_log WHERE tenant_id=$1::UUID
UNION ALL
SELECT 'emergency_tokens',
       MIN(issued_at), MAX(issued_at), COUNT(*)
  FROM emergency_tokens WHERE tenant_id=$1::UUID
UNION ALL
SELECT 'transparency_log',
       MIN(appended_at), MAX(appended_at), COUNT(*)
  FROM transparency_log WHERE tenant_id=$1::UUID;