diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Get.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Get.json
index 3c79cade9456..ae21e9fcba85 100644
--- a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Get.json
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Get.json
@@ -10,7 +10,9 @@
         "name": "mySensor",
         "id": "/subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSensors/mySensor",
         "type": "Microsoft.Security/iotSensors",
-        "properties": {}
+        "properties": {
+          "zone": "Zone Name"
+        }
       }
     }
   }
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/List.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/List.json
index 576d3874d317..5af32f7d06f4 100644
--- a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/List.json
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/List.json
@@ -11,13 +11,17 @@
             "name": "mySensor",
             "id": "/subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSensors/mySensor",
             "type": "Microsoft.Security/iotSensors",
-            "properties": {}
+            "properties": {
+              "zone": "Zone Name"
+            }
           },
           {
             "name": "otherSensor",
             "id": "/subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSensors/otherSensor",
             "type": "Microsoft.Security/iotSensors",
-            "properties": {}
+            "properties": {
+              "zone": "Zone Name"
+            }
           }
         ]
       }
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Put.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Put.json
index 9bcb0dc2df12..2e7cebc68a1d 100644
--- a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Put.json
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSensors/Put.json
@@ -2,7 +2,12 @@
   "parameters": {
     "api-version": "2020-08-06-preview",
     "scope": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub",
-    "iotSensorName": "mySensor"
+    "iotSensorName": "mySensor",
+    "iotSensorsModel": {
+      "properties": {
+        "zone": "Zone Name"
+      }
+    }
   },
   "responses": {
     "200": {
@@ -10,7 +15,9 @@
         "name": "mySensor",
         "id": "/subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSensors/mySensor",
         "type": "Microsoft.Security/iotSensors",
-        "properties": {}
+        "properties": {
+          "zone": "Zone Name"
+        }
       }
     },
     "201": {
@@ -18,7 +25,9 @@
         "name": "mySensor",
         "id": "/subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSensors/mySensor",
         "type": "Microsoft.Security/iotSensors",
-        "properties": {}
+        "properties": {
+          "zone": "Zone Name"
+        }
       }
     }
   }
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Delete.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Delete.json
new file mode 100644
index 000000000000..dd79858b1cc7
--- /dev/null
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Delete.json
@@ -0,0 +1,10 @@
+{
+  "parameters": {
+    "api-version": "2020-08-06-preview",
+    "scope": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub"
+  },
+  "responses": {
+    "200": {},
+    "204": {}
+  }
+}
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Get.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Get.json
new file mode 100644
index 000000000000..75d959c8d13c
--- /dev/null
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Get.json
@@ -0,0 +1,22 @@
+{
+  "parameters": {
+    "api-version": "2020-08-06-preview",
+    "scope": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSites/default",
+        "type": "Microsoft.Security/iotSites",
+        "name": "default",
+        "properties": {
+          "displayName": "IoT site name",
+          "tags": {
+            "key1": "value1",
+            "key2": "value2"
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/List.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/List.json
new file mode 100644
index 000000000000..9918a1f91395
--- /dev/null
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/List.json
@@ -0,0 +1,26 @@
+{
+  "parameters": {
+    "api-version": "2020-08-06-preview",
+    "scope": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/iotSites"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "name": "default",
+            "id": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSites/default",
+            "type": "Microsoft.Security/iotSites",
+            "properties": {
+              "displayName": "IoT site name",
+              "tags": {
+                "key1": "value1",
+                "key2": "value2"
+              }
+            }
+          }
+        ]
+      }
+    }
+  }
+}
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Put.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Put.json
new file mode 100644
index 000000000000..3062bf75c5fe
--- /dev/null
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/examples/IotSites/Put.json
@@ -0,0 +1,45 @@
+{
+  "parameters": {
+    "api-version": "2020-08-06-preview",
+    "scope": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub",
+    "iotSitesModel": {
+      "properties": {
+        "displayName": "IoT site name",
+        "tags": {
+          "key1": "value1",
+          "key2": "value2"
+        }
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "name": "default",
+        "id": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSites/default",
+        "type": "Microsoft.Security/iotSites",
+        "properties": {
+          "displayName": "IoT site name",
+          "tags": {
+            "key1": "value1",
+            "key2": "value2"
+          }
+        }
+      }
+    },
+    "201": {
+      "body": {
+        "name": "default",
+        "id": "subscriptions/20ff7fc3-e762-44dd-bd96-b71116dcdc23/resourceGroups/myRg/providers/Microsoft.Devices/IotHubs/myHub/providers/Microsoft.Security/iotSites/default",
+        "type": "Microsoft.Security/iotSites",
+        "properties": {
+          "displayName": "IoT site name",
+          "tags": {
+            "key1": "value1",
+            "key2": "value2"
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSensors.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSensors.json
index 2ec20ccf9e0f..a8d77f3fd022 100644
--- a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSensors.json
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSensors.json
@@ -97,7 +97,7 @@
           "200": {
             "description": "OK",
             "schema": {
-              "$ref": "#/definitions/IotSensor"
+              "$ref": "#/definitions/IotSensorsModel"
             }
           },
           "default": {
@@ -128,19 +128,22 @@
           },
           {
             "$ref": "#/parameters/IotSensorName"
+          },
+          {
+            "$ref": "#/parameters/IotSensorsModel"
           }
         ],
         "responses": {
           "200": {
             "description": "Updated IoT sensor",
             "schema": {
-              "$ref": "#/definitions/IotSensor"
+              "$ref": "#/definitions/IotSensorsModel"
             }
           },
           "201": {
             "description": "Created IoT sensor",
             "schema": {
-              "$ref": "#/definitions/IotSensor"
+              "$ref": "#/definitions/IotSensorsModel"
             }
           },
           "default": {
@@ -296,14 +299,14 @@
           "readOnly": true,
           "type": "array",
           "items": {
-            "$ref": "#/definitions/IotSensor"
+            "$ref": "#/definitions/IotSensorsModel"
           }
         }
       }
     },
-    "IotSensor": {
+    "IotSensorsModel": {
       "type": "object",
-      "description": "IoT sensor",
+      "description": "IoT sensor model",
       "properties": {
         "properties": {
           "x-ms-client-flatten": true,
@@ -320,7 +323,12 @@
     "IotSensorProperties": {
       "type": "object",
       "description": "IoT sensor properties",
-      "properties": {}
+      "properties": {
+        "zone": {
+          "type": "string",
+          "description": "Display name of the IoT zone"
+        }
+      }
     },
     "ResetPasswordInput": {
       "type": "object",
@@ -350,6 +358,16 @@
       "type": "string",
       "description": "Name of the IoT sensor",
       "x-ms-parameter-location": "method"
+    },
+    "IotSensorsModel": {
+      "name": "iotSensorsModel",
+      "in": "body",
+      "required": true,
+      "description": "The IoT sensor model",
+      "schema": {
+        "$ref": "#/definitions/IotSensorsModel"
+      },
+      "x-ms-parameter-location": "method"
     }
   }
 }
diff --git a/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSites.json b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSites.json
new file mode 100644
index 000000000000..085ac8e072fb
--- /dev/null
+++ b/specification/security/resource-manager/Microsoft.Security/preview/2020-08-06-preview/iotSites.json
@@ -0,0 +1,260 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "title": "Security Center",
+    "description": "API spec for Microsoft.Security (Azure Security Center) resource provider",
+    "version": "2020-08-06-preview"
+  },
+  "host": "management.azure.com",
+  "schemes": [
+    "https"
+  ],
+  "consumes": [
+    "application/json"
+  ],
+  "produces": [
+    "application/json"
+  ],
+  "security": [
+    {
+      "azure_auth": [
+        "user_impersonation"
+      ]
+    }
+  ],
+  "securityDefinitions": {
+    "azure_auth": {
+      "type": "oauth2",
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "flow": "implicit",
+      "description": "Azure Active Directory OAuth2 Flow",
+      "scopes": {
+        "user_impersonation": "impersonate your user account"
+      }
+    }
+  },
+  "paths": {
+    "/{scope}/providers/Microsoft.Security/iotSites": {
+      "get": {
+        "x-ms-examples": {
+          "List IoT sites": {
+            "$ref": "./examples/IotSites/List.json"
+          }
+        },
+        "tags": [
+          "IoT Sites"
+        ],
+        "description": "List IoT sites",
+        "operationId": "IotSites_List",
+        "parameters": [
+          {
+            "$ref": "../../../common/v1/types.json#/parameters/ApiVersion"
+          },
+          {
+            "$ref": "#/parameters/IotSiteScope"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/IotSitesList"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "../../../common/v1/types.json#/definitions/CloudError"
+            }
+          }
+        }
+      }
+    },
+    "/{scope}/providers/Microsoft.Security/iotSites/default": {
+      "get": {
+        "x-ms-examples": {
+          "Get IoT site": {
+            "$ref": "./examples/IotSites/Get.json"
+          }
+        },
+        "tags": [
+          "IoT Sites"
+        ],
+        "operationId": "IotSites_Get",
+        "description": "Get IoT site",
+        "parameters": [
+          {
+            "$ref": "../../../common/v1/types.json#/parameters/ApiVersion"
+          },
+          {
+            "$ref": "#/parameters/IotSiteScope"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/IotSitesModel"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "../../../common/v1/types.json#/definitions/CloudError"
+            }
+          }
+        }
+      },
+      "put": {
+        "x-ms-examples": {
+          "Create or update IoT site": {
+            "$ref": "./examples/IotSites/Put.json"
+          }
+        },
+        "tags": [
+          "IoT Sites"
+        ],
+        "operationId": "IotSites_CreateOrUpdate",
+        "description": "Create or update IoT site",
+        "parameters": [
+          {
+            "$ref": "../../../common/v1/types.json#/parameters/ApiVersion"
+          },
+          {
+            "$ref": "#/parameters/IotSiteScope"
+          },
+          {
+            "$ref": "#/parameters/IotSitesModel"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Updated IoT site",
+            "schema": {
+              "$ref": "#/definitions/IotSitesModel"
+            }
+          },
+          "201": {
+            "description": "Created IoT site",
+            "schema": {
+              "$ref": "#/definitions/IotSitesModel"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "../../../common/v1/types.json#/definitions/CloudError"
+            }
+          }
+        }
+      },
+      "delete": {
+        "x-ms-examples": {
+          "Delete IoT site": {
+            "$ref": "./examples/IotSites/Delete.json"
+          }
+        },
+        "tags": [
+          "IoT Sites"
+        ],
+        "operationId": "IotSites_Delete",
+        "description": "Delete IoT site",
+        "parameters": [
+          {
+            "$ref": "../../../common/v1/types.json#/parameters/ApiVersion"
+          },
+          {
+            "$ref": "#/parameters/IotSiteScope"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Deleted IoT site"
+          },
+          "204": {
+            "description": "IoT site does not exist"
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "../../../common/v1/types.json#/definitions/CloudError"
+            }
+          }
+        }
+      }
+    }
+  },
+  "definitions": {
+    "IotSitesList": {
+      "description": "List of IoT sites",
+      "type": "object",
+      "properties": {
+        "value": {
+          "description": "List data",
+          "readOnly": true,
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/IotSitesModel"
+          }
+        }
+      }
+    },
+    "IotSitesModel": {
+      "type": "object",
+      "description": "IoT site model",
+      "properties": {
+        "properties": {
+          "x-ms-client-flatten": true,
+          "description": "IoT site properties",
+          "$ref": "#/definitions/IotSiteProperties"
+        }
+      },
+      "allOf": [
+        {
+          "$ref": "../../../common/v1/types.json#/definitions/Resource"
+        }
+      ]
+    },
+    "IotSiteProperties": {
+      "type": "object",
+      "description": "IoT site properties",
+      "properties": {
+        "displayName": {
+          "type": "string",
+          "description": "Display name of the IoT site"
+        },
+        "tags": {
+          "type": "object",
+          "description": "Tags of the IoT site",
+          "additionalProperties": {
+            "type": "string"
+          }
+        }
+      },
+      "required": [
+        "displayName"
+      ]
+    }
+  },
+  "parameters": {
+    "IotSiteScope": {
+      "name": "scope",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "description": "Scope of the query (IoT Hub, /providers/Microsoft.Devices/iotHubs/myHub)",
+      "x-ms-parameter-location": "method",
+      "x-ms-skip-url-encoding": true
+    },
+    "IotSitesModel": {
+      "name": "iotSitesModel",
+      "in": "body",
+      "required": true,
+      "description": "The IoT sites model",
+      "schema": {
+        "$ref": "#/definitions/IotSitesModel"
+      },
+      "x-ms-parameter-location": "method"
+    }
+  }
+}
diff --git a/specification/security/resource-manager/readme.md b/specification/security/resource-manager/readme.md
index 9e8651424d97..41bc1c0da32d 100644
--- a/specification/security/resource-manager/readme.md
+++ b/specification/security/resource-manager/readme.md
@@ -213,6 +213,7 @@ input-file:
 - Microsoft.Security/preview/2020-08-06-preview/iotSensors.json
 - Microsoft.Security/preview/2020-08-06-preview/devices.json
 - Microsoft.Security/preview/2020-08-06-preview/onPremiseIotSensors.json
+- Microsoft.Security/preview/2020-08-06-preview/iotSites.json
 - Microsoft.Security/preview/2020-08-06-preview/iotAlerts.json
 - Microsoft.Security/preview/2020-08-06-preview/iotAlertTypes.json
 - Microsoft.Security/preview/2020-08-06-preview/iotRecommendations.json
@@ -420,6 +421,7 @@ input-file:
 - Microsoft.Security/preview/2020-08-06-preview/iotSensors.json
 - Microsoft.Security/preview/2020-08-06-preview/devices.json
 - Microsoft.Security/preview/2020-08-06-preview/onPremiseIotSensors.json
+- Microsoft.Security/preview/2020-08-06-preview/iotSites.json
 - Microsoft.Security/preview/2020-08-06-preview/iotAlerts.json
 - Microsoft.Security/preview/2020-08-06-preview/iotAlertTypes.json
 - Microsoft.Security/preview/2020-08-06-preview/iotRecommendations.json