diff --git a/apps/api/src/services/awooop_ansible_post_verifier.py b/apps/api/src/services/awooop_ansible_post_verifier.py
index 2d74a0d10..13bb5a944 100644
--- a/apps/api/src/services/awooop_ansible_post_verifier.py
+++ b/apps/api/src/services/awooop_ansible_post_verifier.py
@@ -46,10 +46,10 @@ ProbeRunner = Callable[..., Awaitable[ReadOnlyProbeResult]]
 _POSTCONDITION_REGISTRY: dict[str, tuple[AssetPostcondition, ...]] = {
     "ansible:wazuh-manager-posture-readback": (
         AssetPostcondition(
-            "host_112_wazuh_manager_control_binary",
+            "host_112_wazuh_manager_unit_loaded",
             "security",
             "host_112",
-            "test -f /var/ossec/bin/wazuh-control",
+            "systemctl show --property=LoadState --value wazuh-manager.service | grep -Fxq loaded",
         ),
         AssetPostcondition(
             "host_112_wazuh_manager_runtime",
diff --git a/apps/api/tests/test_iwooos_wazuh_controlled_executor_runtime.py b/apps/api/tests/test_iwooos_wazuh_controlled_executor_runtime.py
index ec46fc3d7..9094f0a11 100644
--- a/apps/api/tests/test_iwooos_wazuh_controlled_executor_runtime.py
+++ b/apps/api/tests/test_iwooos_wazuh_controlled_executor_runtime.py
@@ -7,6 +7,7 @@ from pathlib import Path
 from unittest.mock import AsyncMock, MagicMock
 
 import pytest
+import yaml
 from fastapi import FastAPI
 from fastapi.testclient import TestClient
 
@@ -158,14 +159,14 @@ def test_wazuh_posture_catalog_and_playbook_are_bounded_no_write() -> None:
         "ansible:wazuh-manager-posture-readback"
     )
     assert {condition.condition_id for condition in postconditions} == {
-        "host_112_wazuh_manager_control_binary",
+        "host_112_wazuh_manager_unit_loaded",
         "host_112_wazuh_manager_runtime",
     }
     assert {condition.inventory_host for condition in postconditions} == {
         "host_112"
     }
     assert {condition.probe for condition in postconditions} == {
-        "test -f /var/ossec/bin/wazuh-control",
+        "systemctl show --property=LoadState --value wazuh-manager.service | grep -Fxq loaded",
         "systemctl is-active --quiet wazuh-manager.service",
     }
 
@@ -187,6 +188,25 @@ def test_wazuh_posture_catalog_and_playbook_are_bounded_no_write() -> None:
     ):
         assert forbidden not in source
 
+    inventory = yaml.safe_load(
+        (repo_root / "infra/ansible/inventory/hosts.yml").read_text()
+    )
+    host_112 = inventory["all"]["children"]["security"]["hosts"]["host_112"]
+    assert host_112["ansible_user"] == "kali"
+    assert "ansible_skip_tags" not in host_112
+
+    service_registry = yaml.safe_load(
+        (repo_root / "ops/monitoring/service-registry.yaml").read_text()
+    )
+    wazuh_manager = next(
+        node
+        for node in service_registry["nodes"]
+        if node.get("name") == "wazuh-manager"
+    )
+    assert wazuh_manager["ip"] == "192.168.0.112"
+    assert wazuh_manager["port"] == 55000
+    assert wazuh_manager["criticality"] == "P0"
+
 
 @pytest.mark.asyncio
 async def test_wazuh_posture_scheduler_enqueues_after_mcp_and_log_evidence(
diff --git a/infra/ansible/inventory/hosts.yml b/infra/ansible/inventory/hosts.yml
index 3b27b3131..0e8e65a78 100644
--- a/infra/ansible/inventory/hosts.yml
+++ b/infra/ansible/inventory/hosts.yml
@@ -43,6 +43,5 @@ all:
       hosts:
         host_112:
           ansible_host: 192.168.0.112
-          ansible_user: wooo
+          ansible_user: kali
           ansible_ssh_private_key_file: "~/.ssh/id_ed25519"
-          ansible_skip_tags: "all"  # 預留，本次不執行
diff --git a/infra/ansible/playbooks/wazuh-manager-posture-readback.yml b/infra/ansible/playbooks/wazuh-manager-posture-readback.yml
index 6c01af070..c8c27253a 100644
--- a/infra/ansible/playbooks/wazuh-manager-posture-readback.yml
+++ b/infra/ansible/playbooks/wazuh-manager-posture-readback.yml
@@ -7,20 +7,19 @@
   any_errors_fatal: true
 
   tasks:
-    - name: Verify the Wazuh manager control binary is present
-      ansible.builtin.stat:
-        path: /var/ossec/bin/wazuh-control
-      register: wazuh_control_binary
-      changed_when: false
-
-    - name: Require a local Wazuh manager installation
-      ansible.builtin.assert:
-        that:
-          - wazuh_control_binary.stat.exists
-          - wazuh_control_binary.stat.isreg
-        fail_msg: wazuh_manager_control_binary_missing
-        success_msg: wazuh_manager_control_binary_present
+    - name: Verify the Wazuh manager unit is loaded
+      ansible.builtin.command:
+        argv:
+          - /usr/bin/systemctl
+          - show
+          - --property=LoadState
+          - --value
+          - wazuh-manager.service
+      register: wazuh_manager_load_state
+      check_mode: false
       changed_when: false
+      failed_when: wazuh_manager_load_state.stdout | trim != 'loaded'
+      no_log: true
 
     - name: Verify the Wazuh manager service is active
       ansible.builtin.command:
diff --git a/ops/monitoring/service-registry.yaml b/ops/monitoring/service-registry.yaml
index e566ab8c8..10bafca81 100644
--- a/ops/monitoring/service-registry.yaml
+++ b/ops/monitoring/service-registry.yaml
@@ -498,6 +498,19 @@ nodes:
       - service_down
     owner: security-team
 
+  - name: wazuh-manager
+    ip: 192.168.0.112
+    port: 55000
+    role: security-manager
+    monitoring:
+      blackbox_tcp: true
+      prometheus_scrape: false
+    alerts:
+      - node_down
+      - service_down
+    criticality: P0
+    owner: security-team
+
   # Phase O-1.3 2026-04-02: MinIO 備份儲存 (Phase O 補完)
   - name: minio
     ip: 192.168.0.188