diff --git a/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/dataConnectors.json b/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/dataConnectors.json
index 70acb89c3cbe..446796cde6c9 100644
--- a/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/dataConnectors.json
+++ b/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/dataConnectors.json
@@ -132,6 +132,9 @@
           },
           "Get a APIPolling data connector": {
             "$ref": "./examples/dataConnectors/GetAPIPolling.json"
+          },
+          "Get a IoT data connector": {
+            "$ref": "./examples/dataConnectors/GetIoTById.json"
           }
         },
         "tags": [
@@ -416,6 +419,9 @@
           },
           "Check requirements for MicrosoftThreatIntelligence.": {
             "$ref": "./examples/dataConnectors/CheckRequirementsMicrosoftThreatIntelligence.json"
+          },
+          "Check requirements for IoT.": {
+            "$ref": "./examples/dataConnectors/CheckRequirementsIoT.json"
           }
         },
         "tags": [
@@ -865,6 +871,33 @@
       "description": "Threat Intelligence TAXII data connector required properties.",
       "type": "object"
     },
+    "IoTCheckRequirements": {
+      "allOf": [
+        {
+          "$ref": "#/definitions/DataConnectorsCheckRequirements"
+        }
+      ],
+      "description": "Represents IoT requirements check request.",
+      "properties": {
+        "properties": {
+          "$ref": "#/definitions/IoTCheckRequirementsProperties",
+          "description": "IoT requirements check properties.",
+          "x-ms-client-flatten": true
+        }
+      },
+      "type": "object",
+      "x-ms-discriminator-value": "IOT"
+    },
+    "IoTCheckRequirementsProperties": {
+      "description": "IoT requirements check properties.",
+      "properties": {
+        "subscriptionId": {
+          "description": "The subscription id to connect to, and get the data from.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
     "AADDataConnector": {
       "allOf": [
         {
@@ -1222,6 +1255,38 @@
         "dataTypes"
       ]
     },
+    "IoTDataConnector": {
+      "allOf": [
+        {
+          "$ref": "#/definitions/DataConnector"
+        }
+      ],
+      "description": "Represents IoT data connector.",
+      "properties": {
+        "properties": {
+          "$ref": "#/definitions/IoTDataConnectorProperties",
+          "description": "IoT data connector properties.",
+          "x-ms-client-flatten": true
+        }
+      },
+      "type": "object",
+      "x-ms-discriminator-value": "IOT"
+    },
+    "IoTDataConnectorProperties": {
+      "allOf": [
+        {
+          "$ref": "#/definitions/DataConnectorWithAlertsProperties"
+        }
+      ],
+      "description": "IoT data connector properties.",
+      "properties": {
+        "subscriptionId": {
+          "description": "The subscription id to connect to, and get the data from.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
     "DataConnector": {
       "description": "Data connector",
       "allOf": [
@@ -1292,7 +1357,8 @@
         "MicrosoftThreatProtection",
         "MicrosoftThreatIntelligence",
         "GenericUI",
-        "APIPolling"
+        "APIPolling",
+        "IOT"
       ],
       "type": "string",
       "x-ms-enum": {
@@ -1349,6 +1415,9 @@
           },
           {
             "value": "APIPolling"
+          },
+          {
+            "value": "IOT"
           }
         ]
       }
diff --git a/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/examples/dataConnectors/CheckRequirementsIoT.json b/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/examples/dataConnectors/CheckRequirementsIoT.json
new file mode 100644
index 000000000000..07dd4dbd7f09
--- /dev/null
+++ b/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/examples/dataConnectors/CheckRequirementsIoT.json
@@ -0,0 +1,22 @@
+{
+  "parameters": {
+    "api-version": "2021-10-01-preview",
+    "subscriptionId": "d0cfe6b2-9ac0-4464-9919-dccaee2e48c0",
+    "resourceGroupName": "myRg",
+    "workspaceName": "myWorkspace",
+    "DataConnectorsCheckRequirements": {
+      "kind": "IOT",
+      "properties": {
+        "subscriptionId": "c0688291-89d7-4bed-87a2-a7b1bff43f4c"
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "authorizationState": "Valid",
+        "licenseState": "Valid"
+      }
+    }
+  }
+}
diff --git a/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/examples/dataConnectors/GetIoTById.json b/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/examples/dataConnectors/GetIoTById.json
new file mode 100644
index 000000000000..81195a9597f3
--- /dev/null
+++ b/specification/securityinsights/resource-manager/Microsoft.SecurityInsights/preview/2021-10-01-preview/examples/dataConnectors/GetIoTById.json
@@ -0,0 +1,28 @@
+{
+  "parameters": {
+    "api-version": "2021-10-01-preview",
+    "subscriptionId": "d0cfe6b2-9ac0-4464-9919-dccaee2e48c0",
+    "resourceGroupName": "myRg",
+    "workspaceName": "myWorkspace",
+    "dataConnectorId": "d2e5dc7a-f3a2-429d-954b-939fa8c2932e"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/d0cfe6b2-9ac0-4464-9919-dccaee2e48c0/resourceGroups/myRg/providers/Microsoft.OperationalInsights/workspaces/myWorkspace/providers/Microsoft.SecurityInsights/dataConnectors/d2e5dc7a-f3a2-429d-954b-939fa8c2932e",
+        "name": "d2e5dc7a-f3a2-429d-954b-939fa8c2932e",
+        "type": "Microsoft.SecurityInsights/dataConnectors",
+        "kind": "IOT",
+        "etag": "\"0300bf09-0000-0000-0000-5c37296e0000\"",
+        "properties": {
+          "subscriptionId": "c0688291-89d7-4bed-87a2-a7b1bff43f4c",
+          "dataTypes": {
+            "alerts": {
+              "state": "Enabled"
+            }
+          }
+        }
+      }
+    }
+  }
+}