diff --git a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/CommonDefinitions.json b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/CommonDefinitions.json
index 1502bbb8f0c9..014f1fca2ae9 100644
--- a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/CommonDefinitions.json
+++ b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/CommonDefinitions.json
@@ -686,6 +686,10 @@
           "items": {
             "type": "string"
           }
+        },
+        "supportCredentials": {
+          "description": "Gets or sets whether CORS requests with credentials are allowed. See \nhttps://developer.mozilla.org/en-US/docs/Web/HTTP/CORS#Requests_with_credentials\nfor more details.",
+          "type": "boolean"
         }
       }
     },
@@ -2389,12 +2393,23 @@
           "type": "integer"
         },
         "ipSecurityRestrictions": {
-          "description": "IP security restrictions.",
+          "description": "IP security restrictions for main.",
           "type": "array",
           "items": {
             "$ref": "#/definitions/IpSecurityRestriction"
           }
         },
+        "scmIpSecurityRestrictions": {
+          "description": "IP security restrictions for scm.",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/IpSecurityRestriction"
+          }
+        },
+        "scmIpSecurityRestrictionsUseMain": {
+          "description": "IP security restrictions for scm to use main.",
+          "type": "boolean"
+        },
         "http20Enabled": {
           "description": "Http20Enabled: configures a web site to allow clients to connect over http2.0",
           "default": true,
@@ -2924,6 +2939,10 @@
             "dnsServers": {
               "description": "DNS servers to be used by this Virtual Network. This should be a comma-separated list of IP addresses.",
               "type": "string"
+            },
+            "isSwift": {
+              "description": "Flag that is used to denote if this is VNET injection",
+              "type": "boolean"
             }
           },
           "x-ms-client-flatten": true
diff --git a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Diagnostics.json b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Diagnostics.json
index 997781c6bbc9..c9e62ead97ec 100644
--- a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Diagnostics.json
+++ b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Diagnostics.json
@@ -181,11 +181,11 @@
           }
         },
         "x-ms-examples": {
-          "Get App Detector Responses": {
-            "$ref": "./examples/Diagnostics_ListSiteDetectorResponses.json"
-          },
           "Get App Slot Detector Responses": {
             "$ref": "./examples/Diagnostics_ListSiteDetectorResponsesSlot.json"
+          },
+          "Get App Detector Responses": {
+            "$ref": "./examples/Diagnostics_ListSiteDetectorResponses.json"
           }
         },
         "x-ms-pageable": {
@@ -262,11 +262,11 @@
           }
         },
         "x-ms-examples": {
-          "Get App Detector Response": {
-            "$ref": "./examples/Diagnostics_GetSiteDetectorResponse.json"
-          },
           "Get App Slot Detector Response": {
             "$ref": "./examples/Diagnostics_GetSiteDetectorResponseSlot.json"
+          },
+          "Get App Detector Response": {
+            "$ref": "./examples/Diagnostics_GetSiteDetectorResponse.json"
           }
         }
       }
@@ -786,11 +786,11 @@
           }
         },
         "x-ms-examples": {
-          "Get App Detector Responses": {
-            "$ref": "./examples/Diagnostics_ListSiteDetectorResponses.json"
-          },
           "Get App Slot Detector Responses": {
             "$ref": "./examples/Diagnostics_ListSiteDetectorResponsesSlot.json"
+          },
+          "Get App Detector Responses": {
+            "$ref": "./examples/Diagnostics_ListSiteDetectorResponses.json"
           }
         },
         "x-ms-pageable": {
@@ -874,11 +874,11 @@
           }
         },
         "x-ms-examples": {
-          "Get App Detector Response": {
-            "$ref": "./examples/Diagnostics_GetSiteDetectorResponse.json"
-          },
           "Get App Slot Detector Response": {
             "$ref": "./examples/Diagnostics_GetSiteDetectorResponseSlot.json"
+          },
+          "Get App Detector Response": {
+            "$ref": "./examples/Diagnostics_GetSiteDetectorResponse.json"
           }
         }
       }
diff --git a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Provider.json b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Provider.json
index 6316d9e4ae32..f85c31280bb5 100644
--- a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Provider.json
+++ b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/Provider.json
@@ -218,6 +218,10 @@
           "items": {
             "$ref": "#/definitions/StackMinorVersion"
           }
+        },
+        "applicationInsights": {
+          "description": "<code>true</code> if this supports Application Insights; otherwise, <code>false</code>.",
+          "type": "boolean"
         }
       }
     },
diff --git a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/WebApps.json b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/WebApps.json
index 4830bbdf2bfa..0fccc0afb6e4 100644
--- a/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/WebApps.json
+++ b/specification/web/resource-manager/Microsoft.Web/stable/2018-02-01/WebApps.json
@@ -5057,6 +5057,180 @@
         }
       }
     },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/networkConfig/virtualNetwork": {
+      "get": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Gets a Swift Virtual Network connection.",
+        "description": "Gets a Swift Virtual Network connection.",
+        "operationId": "WebApps_GetSwiftVirtualNetworkConnection",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK.",
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        }
+      },
+      "put": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\r\nin use by another App Service Plan other than the one this App is in.",
+        "description": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\nin use by another App Service Plan other than the one this App is in.",
+        "operationId": "WebApps_CreateOrUpdateSwiftVirtualNetworkConnection",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "connectionEnvelope",
+            "in": "body",
+            "description": "Properties of the Virtual Network connection. See example.",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        }
+      },
+      "delete": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Deletes a Swift Virtual Network connection from an app (or deployment slot).",
+        "description": "Deletes a Swift Virtual Network connection from an app (or deployment slot).",
+        "operationId": "WebApps_DeleteSwiftVirtualNetwork",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Succesfully deleted virtual network."
+          },
+          "404": {
+            "description": "Virtual network does not exist."
+          }
+        }
+      },
+      "patch": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\r\nin use by another App Service Plan other than the one this App is in.",
+        "description": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\nin use by another App Service Plan other than the one this App is in.",
+        "operationId": "WebApps_UpdateSwiftVirtualNetworkConnection",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "connectionEnvelope",
+            "in": "body",
+            "description": "Properties of the Virtual Network connection. See example.",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        }
+      }
+    },
     "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/networkFeatures/{view}": {
       "get": {
         "tags": [
@@ -12520,6 +12694,208 @@
         }
       }
     },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/slots/{slot}/networkConfig/virtualNetwork": {
+      "get": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Gets a Swift Virtual Network connection.",
+        "description": "Gets a Swift Virtual Network connection.",
+        "operationId": "WebApps_GetSwiftVirtualNetworkConnectionSlot",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "slot",
+            "in": "path",
+            "description": "Name of the deployment slot. If a slot is not specified, the API will get a gateway for the production slot's Virtual Network.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK.",
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        }
+      },
+      "put": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\r\nin use by another App Service Plan other than the one this App is in.",
+        "description": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\nin use by another App Service Plan other than the one this App is in.",
+        "operationId": "WebApps_CreateOrUpdateSwiftVirtualNetworkConnectionSlot",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "connectionEnvelope",
+            "in": "body",
+            "description": "Properties of the Virtual Network connection. See example.",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          {
+            "name": "slot",
+            "in": "path",
+            "description": "Name of the deployment slot. If a slot is not specified, the API will add or update connections for the production slot.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        }
+      },
+      "delete": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Deletes a Swift Virtual Network connection from an app (or deployment slot).",
+        "description": "Deletes a Swift Virtual Network connection from an app (or deployment slot).",
+        "operationId": "WebApps_DeleteSwiftVirtualNetworkSlot",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "slot",
+            "in": "path",
+            "description": "Name of the deployment slot. If a slot is not specified, the API will delete the connection for the production slot.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Succesfully deleted virtual network."
+          },
+          "404": {
+            "description": "Virtual network does not exist."
+          }
+        }
+      },
+      "patch": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\r\nin use by another App Service Plan other than the one this App is in.",
+        "description": "Integrates this Web App with a Virtual Network. This requires that 1) \"swiftSupported\" is true when doing a GET against this resource, and 2) that the target Subnet has already been delegated, and is not\nin use by another App Service Plan other than the one this App is in.",
+        "operationId": "WebApps_UpdateSwiftVirtualNetworkConnectionSlot",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Name of the app.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "connectionEnvelope",
+            "in": "body",
+            "description": "Properties of the Virtual Network connection. See example.",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          {
+            "name": "slot",
+            "in": "path",
+            "description": "Name of the deployment slot. If a slot is not specified, the API will add or update connections for the production slot.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/SwiftVirtualNetwork"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        }
+      }
+    },
     "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/slots/{slot}/networkFeatures/{view}": {
       "get": {
         "tags": [
@@ -14923,6 +15299,58 @@
         }
       }
     },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/slots/{slot}/snapshotsdr": {
+      "get": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Returns all Snapshots to the user from DRSecondary endpoint.",
+        "description": "Returns all Snapshots to the user from DRSecondary endpoint.",
+        "operationId": "WebApps_ListSnapshotsFromDRSecondarySlot",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Website Name.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "name": "slot",
+            "in": "path",
+            "description": "Website Slot.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/SnapshotCollection"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        }
+      }
+    },
     "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/slots/{slot}/sourcecontrols/web": {
       "get": {
         "tags": [
@@ -16573,6 +17001,51 @@
         }
       }
     },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/snapshotsdr": {
+      "get": {
+        "tags": [
+          "WebApps"
+        ],
+        "summary": "Returns all Snapshots to the user from DRSecondary endpoint.",
+        "description": "Returns all Snapshots to the user from DRSecondary endpoint.",
+        "operationId": "WebApps_ListSnapshotsFromDRSecondary",
+        "parameters": [
+          {
+            "$ref": "#/parameters/resourceGroupNameParameter"
+          },
+          {
+            "name": "name",
+            "in": "path",
+            "description": "Website Name.",
+            "required": true,
+            "type": "string"
+          },
+          {
+            "$ref": "#/parameters/subscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/apiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/SnapshotCollection"
+            }
+          },
+          "default": {
+            "description": "App Service error response.",
+            "schema": {
+              "$ref": "./CommonDefinitions.json#/definitions/DefaultErrorResponse"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        }
+      }
+    },
     "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/sourcecontrols/web": {
       "get": {
         "tags": [
@@ -18578,6 +19051,10 @@
             "snapshotTime": {
               "description": "Point in time to restore the deleted app from, formatted as a DateTime string. \nIf unspecified, default value is the time that the app was deleted.",
               "type": "string"
+            },
+            "useDRSecondary": {
+              "description": "If true, the snapshot is retrieved from DRSecondary endpoint.",
+              "type": "boolean"
             }
           },
           "x-ms-client-flatten": true
@@ -20163,6 +20640,10 @@
               "description": "The Client Secret of this relying party application (in Azure Active Directory, this is also referred to as the Key).\nThis setting is optional. If no client secret is configured, the OpenID Connect implicit auth flow is used to authenticate end users.\nOtherwise, the OpenID Connect Authorization Code Flow is used to authenticate end users.\nMore information on OpenID Connect: http://openid.net/specs/openid-connect-core-1_0.html",
               "type": "string"
             },
+            "clientSecretCertificateThumbprint": {
+              "description": "An alternative to the client secret, that is the thumbprint of a certifite used for signing purposes. This property acts as\na replacement for the Client Secret. It is also optional.",
+              "type": "string"
+            },
             "issuer": {
               "description": "The OpenID Connect Issuer URI that represents the entity which issues access tokens for this application.\nWhen using Azure Active Directory, this value is the URI of the directory tenant, e.g. https://sts.windows.net/{tenant-guid}/.\nThis URI is a case-sensitive identifier for the token issuer.\nMore information on OpenID Connect Discovery: http://openid.net/specs/openid-connect-discovery-1_0.html",
               "type": "string"
@@ -21068,6 +21549,10 @@
             "ignoreConflictingHostNames": {
               "description": "If true, custom hostname conflicts will be ignored when recovering to a target web app.\nThis setting is only necessary when RecoverConfiguration is enabled.",
               "type": "boolean"
+            },
+            "useDRSecondary": {
+              "description": "If true, the snapshot is retrieved from DRSecondary endpoint.",
+              "type": "boolean"
             }
           },
           "x-ms-client-flatten": true
@@ -21541,4 +22026,4 @@
       ]
     }
   ]
-}
+}
\ No newline at end of file