diff --git a/ascend_deployer/library/scp.py b/ascend_deployer/library/scp.py
index c8b4bd232bc7e421e47e56843fe6a4511dca5451..7717f94f08a0fafd6aca9d0288843fdde0afb5fd 100644
--- a/ascend_deployer/library/scp.py
+++ b/ascend_deployer/library/scp.py
@@ -30,7 +30,7 @@ class Scp:
                 ip=dict(type="str", required=True),
                 port=dict(type="str", required=True),
                 remote_user=dict(type="str", required=True),
-                passwd=dict(type=str, required=True, no_log=True),
+                passwd=dict(type=str, no_log=True),
                 src=dict(type="str", required=True),
                 dest=dict(type="str", required=True),
                 fetch=dict(type="bool", required=False, default=False),
@@ -38,7 +38,7 @@ class Scp:
         )
         self.ip = self.module.params["ip"]
         self.remote_user = self.module.params["remote_user"]
-        self.passwd = self.module.params["passwd"]
+        self.passwd = self.module.params.get("passwd", "")
         self.src = self.module.params["src"]
         self.dest = self.module.params["dest"]
         self.fetch = self.module.params["fetch"]
diff --git a/ascend_deployer/playbooks/distribution.yml b/ascend_deployer/playbooks/distribution.yml
index f8bf2a9c87cb451d6f680f07afc634ce7deec1ef..d78d3c79410b1abaffc25730e457e87f2ce9b5d4 100644
--- a/ascend_deployer/playbooks/distribution.yml
+++ b/ascend_deployer/playbooks/distribution.yml
@@ -6,7 +6,7 @@
         ip: "{{inventory_hostname}}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ansible_ssh_user}}"
-        passwd: "{{ansible_ssh_pass|default('')}}"
+        passwd: "{{ansible_ssh_pass}}"
         src: "~/resources_{{ansible_architecture}}.tar ../resources/{{os_and_arch}}/bzip2* ../resources/{{os_and_arch}}/unzip* ../resources/{{os_and_arch}}/tar*"
         dest: "~/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_ascend-device-plugin.yml b/ascend_deployer/playbooks/install/install_ascend-device-plugin.yml
index c7a12e5067bb8f6040f42fc1c935d899eac41823..7cbeacff2a6ecbadcf95ae83ec75cc4cf60ac805 100644
--- a/ascend_deployer/playbooks/install/install_ascend-device-plugin.yml
+++ b/ascend_deployer/playbooks/install/install_ascend-device-plugin.yml
@@ -13,7 +13,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ device_plugin_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/device-plugin"
         fetch: 'true'
@@ -37,7 +37,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/device-plugin/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/device-plugin/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_ascend-operator.yml b/ascend_deployer/playbooks/install/install_ascend-operator.yml
index c8b8c29d0d8c5dca7308f1f3275b475e97332290..0ccad881d0bf5b195ac41c9f55f3bf9ca8224a1b 100644
--- a/ascend_deployer/playbooks/install/install_ascend-operator.yml
+++ b/ascend_deployer/playbooks/install/install_ascend-operator.yml
@@ -13,7 +13,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ ascend_operator_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/ascend-operator"
         fetch: 'true'
@@ -28,7 +28,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/ascend-operator/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/ascend-operator/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_clusterd.yml b/ascend_deployer/playbooks/install/install_clusterd.yml
index 393b0201f7ccf93645115e115212a5cd9d37d87a..3e087c11ca22e746f58dc49de3db95fbc407cb75 100644
--- a/ascend_deployer/playbooks/install/install_clusterd.yml
+++ b/ascend_deployer/playbooks/install/install_clusterd.yml
@@ -29,7 +29,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ clusterd_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/clusterd"
         fetch: 'true'
@@ -45,7 +45,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/clusterd/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/clusterd/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_hccl-controller.yml b/ascend_deployer/playbooks/install/install_hccl-controller.yml
index 5fc949331ebb7e0dd6f2ddd24072790a6acfdb33..3f643a1168e266341f80ffacb2a73c96c69f1f59 100644
--- a/ascend_deployer/playbooks/install/install_hccl-controller.yml
+++ b/ascend_deployer/playbooks/install/install_hccl-controller.yml
@@ -19,7 +19,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ hccl_controller_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/hccl-controller"
         fetch: 'true'
@@ -35,7 +35,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/hccl-controller/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/hccl-controller/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_noded.yml b/ascend_deployer/playbooks/install/install_noded.yml
index db1e3da93bd910734abf5b2332e45fe94b38ec12..10f443ddb0d6e809cdf9122b80b5cd1f4a74cca0 100644
--- a/ascend_deployer/playbooks/install/install_noded.yml
+++ b/ascend_deployer/playbooks/install/install_noded.yml
@@ -13,7 +13,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ noded_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/noded"
         fetch: 'true'
@@ -28,7 +28,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/noded/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/noded/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_npu-exporter.yml b/ascend_deployer/playbooks/install/install_npu-exporter.yml
index 9cb6d40b76520b8265c7a6bba65204ee2f6f0fd3..cf417a74b5dd20cdf31ef3295194e7466ea0a610 100644
--- a/ascend_deployer/playbooks/install/install_npu-exporter.yml
+++ b/ascend_deployer/playbooks/install/install_npu-exporter.yml
@@ -13,7 +13,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ npu_exporter_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/npu-exporter"
         fetch: 'true'
@@ -28,7 +28,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/npu-exporter/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/npu-exporter/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_resilience-controller.yml b/ascend_deployer/playbooks/install/install_resilience-controller.yml
index 3a8c1d376ff4d848bd6c2ea63529874dc64f7a2b..79a3c0ac48c40cc14019aa9e8328b86d62a232dd 100644
--- a/ascend_deployer/playbooks/install/install_resilience-controller.yml
+++ b/ascend_deployer/playbooks/install/install_resilience-controller.yml
@@ -13,7 +13,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resilience_controller_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/resilience-controller"
         fetch: 'true'
@@ -28,7 +28,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/resilience-controller/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/resilience-controller/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/install/install_volcano.yml b/ascend_deployer/playbooks/install/install_volcano.yml
index 1df6226eed3a1a8d93696678bb245d50e9ceed99..5e1421c7fcb338a0ada69b1363df3410fc4b95c8 100644
--- a/ascend_deployer/playbooks/install/install_volcano.yml
+++ b/ascend_deployer/playbooks/install/install_volcano.yml
@@ -13,7 +13,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ volcano_images }}"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/volcano"
         fetch: 'true'
@@ -29,7 +29,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/volcano/*"
         dest: "{{ resource_path }}/mindxdl/dlImages/{{ ansible_architecture }}/volcano/"
       delegate_to: localhost
diff --git a/ascend_deployer/playbooks/label_node.yml b/ascend_deployer/playbooks/label_node.yml
index 937bc58a048f99f3d0a16402ddc2249cdfb1114b..460ba09a98bd37150c7a3196439bde2c20d678fb 100644
--- a/ascend_deployer/playbooks/label_node.yml
+++ b/ascend_deployer/playbooks/label_node.yml
@@ -53,7 +53,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "/root/.ascend_deployer/dl_yaml/label/label_node.json"
         dest: "/root/.ascend_deployer/dl_yaml/label/groups/{{ inventory_hostname }}"
         fetch: 'true'
diff --git a/ascend_deployer/playbooks/sync_time.yml b/ascend_deployer/playbooks/sync_time.yml
index 2e13fe5d914df45709a5b23856e2cbddf391169f..c7f2d0895bbb5621963ac64154abd55064365e08 100644
--- a/ascend_deployer/playbooks/sync_time.yml
+++ b/ascend_deployer/playbooks/sync_time.yml
@@ -7,7 +7,7 @@
         ip: "{{ inventory_hostname }}"
         port: "{{ansible_ssh_port|default('22')}}"
         remote_user: "{{ ansible_ssh_user }}"
-        passwd: "{{ ansible_ssh_pass|default('') }}"
+        passwd: "{{ ansible_ssh_pass }}"
         src: "/etc/localtime"
         dest: "/etc/localtime"
       delegate_to: localhost