diff --git a/specification/synapse/common/v1/types.json b/specification/synapse/common/v1/types.json
index 6aaf16bf83f5..239f5bab4788 100644
--- a/specification/synapse/common/v1/types.json
+++ b/specification/synapse/common/v1/types.json
@@ -110,6 +110,14 @@
       "required": true,
       "type": "string",
       "x-ms-parameter-location": "method"
+    },
+    "KeyNameParameter": {
+      "name": "keyName",
+      "in": "path",
+      "description": "The name of a workspace key.",
+      "required": true,
+      "type": "string",
+      "x-ms-parameter-location": "method"
     }
   }
 }
diff --git a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/CreateOrUpdateKey.json b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/CreateOrUpdateKey.json
new file mode 100644
index 000000000000..fd4c825f2822
--- /dev/null
+++ b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/CreateOrUpdateKey.json
@@ -0,0 +1,36 @@
+{
+  "parameters": {
+    "subscriptionId": "01234567-89ab-4def-0123-456789abcdef",
+    "resourceGroupName": "ExampleResourceGroup",
+    "workspaceName": "ExampleWorkspace",
+    "keyName": "somekey",
+    "api-version": "2019-06-01-preview",
+    "keyProperties": {
+      "properties": {
+        "isActiveCMK": true,
+        "keyVaultUrl": "https://vault.azure.net/keys/somesecret"
+      }
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/01234567-89ab-4def-0123-456789abcdef/resourceGroups/ExampleResourceGroup/providers/Microsoft.Synapse/workspaces/ExampleWorkspace/keys/somekey",
+        "type": "Microsoft.Synapse/workspaces/keys",
+        "name": "somekey",
+        "properties": {
+          "isActiveCMK": true,
+          "keyVaultUrl": "https://vault.azure.net/keys/somesecret"
+        }
+      }
+    },
+    "default": {
+      "body": {
+        "error": {
+          "code": "Error code",
+          "message": "Error message"
+        }
+      }
+    }
+  }
+}
diff --git a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/DeleteKey.json b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/DeleteKey.json
new file mode 100644
index 000000000000..a7495bfd40fe
--- /dev/null
+++ b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/DeleteKey.json
@@ -0,0 +1,23 @@
+{
+  "parameters": {
+    "subscriptionId": "01234567-89ab-4def-0123-456789abcdef",
+    "resourceGroupName": "ExampleResourceGroup",
+    "workspaceName": "ExampleWorkspace",
+    "keyName": "somekey",
+    "api-version": "2019-06-01-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/01234567-89ab-4def-0123-456789abcdef/resourceGroups/ExampleResourceGroup/providers/Microsoft.Synapse/workspaces/ExampleWorkspace/keys/somekey",
+        "type": "Microsoft.Synapse/workspaces/keys",
+        "name": "somekey",
+        "properties": {
+          "isActiveCMK": true,
+          "keyVaultUrl": "https://vault.azure.net/keys/key1"
+        }
+      }
+    },
+    "204": {}
+  }
+}
diff --git a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/GetKey.json b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/GetKey.json
new file mode 100644
index 000000000000..401880d6ed85
--- /dev/null
+++ b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/GetKey.json
@@ -0,0 +1,22 @@
+{
+  "parameters": {
+    "subscriptionId": "00000000-1111-2222-3333-444444444444",
+    "resourceGroupName": "ExampleResourceGroup",
+    "workspaceName": "ExampleWorkspace",
+    "keyName": "somekey",
+    "api-version": "2019-06-01-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/ExampleResourceGroup/providers/Microsoft.Synapse/workspaces/ExampleWorkspace/keys/somekey",
+        "name": "somekey",
+        "type": "Microsoft.Synapse/workspaces/keys",
+        "properties": {
+          "isActiveCMK": true,
+          "keyVaultUrl": "https://vault.azure.net/keys/key1"
+        }
+      }
+    }
+  }
+}
diff --git a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/ListKeysInWorkspace.json b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/ListKeysInWorkspace.json
new file mode 100644
index 000000000000..0d5ec5d9d04f
--- /dev/null
+++ b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/examples/ListKeysInWorkspace.json
@@ -0,0 +1,34 @@
+{
+  "parameters": {
+    "subscriptionId": "01234567-89ab-4def-0123-456789abcdef",
+    "resourceGroupName": "ExampleResourceGroup",
+    "workspaceName": "ExampleWorkspace",
+    "api-version": "2019-06-01-preview"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/01234567-89ab-4def-0123-456789abcdef/resourceGroups/ExampleResourceGroup/providers/Microsoft.Synapse/workspaces/ExampleWorkspace/keys/key1",
+            "name": "key1",
+            "type": "Microsoft.Synapse/workspaces/keys",
+            "properties": {
+              "keyVaultUrl": "https://vault.azure.net/keys/somesecret1",
+              "isActiveCMK": false
+            }
+          },
+          {
+            "id": "/subscriptions/01234567-89ab-4def-0123-456789abcdef/resourceGroups/ExampleResourceGroup/providers/Microsoft.Synapse/workspaces/ExampleWorkspace/keys/key2",
+            "name": "key2",
+            "type": "Microsoft.Synapse/workspaces/keys",
+            "properties": {
+              "keyVaultUrl": "https://vault.azure.net/keys/somesecret2",
+              "isActiveCMK": true
+            }
+          }
+        ]
+      }
+    }
+  }
+}
diff --git a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/keys.json b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/keys.json
new file mode 100644
index 000000000000..1475148b89c6
--- /dev/null
+++ b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/keys.json
@@ -0,0 +1,323 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "version": "2019-06-01-preview",
+    "title": "SynapseManagementClient",
+    "description": "Azure Synapse Analytics APIs"
+  },
+  "host": "management.azure.com",
+  "schemes": [
+    "https"
+  ],
+  "securityDefinitions": {
+    "azure_auth": {
+      "authorizationUrl": "https://login.microsoftonline.com/common/oauth2/authorize",
+      "flow": "implicit",
+      "type": "oauth2",
+      "scopes": {
+        "user_impersonation": "impersonate your user account"
+      },
+      "description": "Azure Active Directory OAuth2 Flow"
+    }
+  },
+  "paths": {
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Synapse/workspaces/{workspaceName}/keys": {
+      "get": {
+        "operationId": "Keys_ListByWorkspace",
+        "description": "Returns a list of keys in a workspace",
+        "tags": [
+          "Keys"
+        ],
+        "deprecated": false,
+        "parameters": [
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./workspace.json#/parameters/workspaceNameParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "schema": {
+              "$ref": "#/definitions/KeyInfoListResult"
+            },
+            "description": "The list of workspace keys."
+          },
+          "default": {
+            "schema": {
+              "$ref": "#/definitions/ErrorContract"
+            },
+            "description": "*** Error Responses: ***\n\n * 400 BadRequest - Invalid request to create a Workspace Key.\n\n * 500 InternalServerError- Some error occurred while creating Workspace Key."
+          }
+        },
+        "consumes": [],
+        "produces": [
+          "application/json"
+        ],
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "x-ms-examples": {
+          "List keys in workspace": {
+            "$ref": "./examples/ListKeysInWorkspace.json"
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Synapse/workspaces/{workspaceName}/keys/{keyName}": {
+      "get": {
+        "operationId": "Keys_Get",
+        "description": "Gets a workspace key",
+        "tags": [
+          "Keys"
+        ],
+        "deprecated": false,
+        "parameters": [
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./workspace.json#/parameters/workspaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/keyNameParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "schema": {
+              "$ref": "#/definitions/Key"
+            },
+            "description": "Workspace Key details"
+          },
+          "default": {
+            "schema": {
+              "$ref": "#/definitions/ErrorContract"
+            },
+            "description": "*** Error Responses: ***\n\n * 500 InternalServerError- Some error occurred while trying to get details for Workspace Keys."
+          }
+        },
+        "consumes": [],
+        "produces": [
+          "application/json"
+        ],
+        "x-ms-examples": {
+          "Get a workspace key": {
+            "$ref": "./examples/GetKey.json"
+          }
+        }
+      },
+      "put": {
+        "operationId": "Keys_CreateOrUpdate",
+        "description": "Creates or updates a workspace key",
+        "tags": [
+          "Keys"
+        ],
+        "deprecated": false,
+        "parameters": [
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./workspace.json#/parameters/workspaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/keyNameParameter"
+          },
+          {
+            "schema": {
+              "$ref": "#/definitions/Key"
+            },
+            "in": "body",
+            "name": "keyProperties",
+            "required": true,
+            "description": "Key put request properties"
+          }
+        ],
+        "responses": {
+          "200": {
+            "schema": {
+              "$ref": "#/definitions/Key"
+            },
+            "description": "Workspace Key resource details"
+          },
+          "default": {
+            "schema": {
+              "$ref": "#/definitions/ErrorContract"
+            },
+            "description": "*** Error Responses: ***\n\n * 400 BadRequest - Invalid request to create a Workspace Key.\n\n * 500 InternalServerError- Some error occurred while creating Workspace Key."
+          }
+        },
+        "consumes": [
+          "application/json"
+        ],
+        "produces": [
+          "application/json"
+        ],
+        "x-ms-examples": {
+          "Create or update a workspace key": {
+            "$ref": "./examples/CreateOrUpdateKey.json"
+          }
+        }
+      },
+      "delete": {
+        "operationId": "Keys_Delete",
+        "description": "Deletes a workspace key",
+        "tags": [
+          "Keys"
+        ],
+        "deprecated": false,
+        "parameters": [
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./workspace.json#/parameters/workspaceNameParameter"
+          },
+          {
+            "$ref": "#/parameters/keyNameParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "schema": {
+              "$ref": "#/definitions/Key"
+            }
+          },
+          "204": {
+            "description": "Keys resource not found."
+          },
+          "default": {
+            "schema": {
+              "$ref": "#/definitions/ErrorContract"
+            },
+            "description": "*** Error Responses: ***\n\n * 500 InternalServerError- Some error occurred while deleting Workspace Key."
+          }
+        },
+        "consumes": [],
+        "produces": [
+          "application/json"
+        ],
+        "x-ms-examples": {
+          "Delete a workspace key": {
+            "$ref": "./examples/DeleteKey.json"
+          }
+        }
+      }
+    }
+  },
+  "definitions": {
+    "ErrorDetail": {
+      "description": "Error details",
+      "type": "object",
+      "properties": {
+        "message": {
+          "description": "Error message",
+          "type": "string"
+        },
+        "code": {
+          "description": "Error code",
+          "type": "string"
+        },
+        "target": {
+          "description": "Error target",
+          "type": "string"
+        }
+      }
+    },
+    "ErrorContract": {
+      "title": "Error details.",
+      "description": "Contains details when the response code indicates an error.",
+      "type": "object",
+      "properties": {
+        "error": {
+          "description": "The error details.",
+          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/ErrorResponse"
+        }
+      }
+    },
+    "KeyInfoListResult": {
+      "description": "List of keys",
+      "type": "object",
+      "properties": {
+        "nextLink": {
+          "description": "Link to the next page of results",
+          "type": "string"
+        },
+        "value": {
+          "description": "List of keys",
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/Key"
+          }
+        }
+      }
+    },
+    "Key": {
+      "description": "A workspace key",
+      "type": "object",
+      "allOf": [
+        {
+          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/ProxyResource"
+        }
+      ],
+      "properties": {
+        "properties": {
+          "description": "Keys resource properties",
+          "$ref": "#/definitions/KeyProperties",
+          "x-ms-client-flatten": true
+        }
+      }
+    },
+    "KeyProperties": {
+      "description": "Key properties",
+      "type": "object",
+      "properties": {
+        "isActiveCMK": {
+          "type": "boolean",
+          "description": "Used to activate the workspace after a customer managed key is provided."
+        },
+        "keyVaultUrl": {
+          "type": "string",
+          "description": "The Key Vault Url of the workspace key."
+        }
+      }
+    }
+  },
+  "parameters": {
+    "keyNameParameter": {
+      "name": "keyName",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "description": "The name of the workspace key",
+      "x-ms-parameter-location": "method"
+    }
+  }
+}
diff --git a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/workspace.json b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/workspace.json
index 88b3013bd28e..83e595fe7044 100644
--- a/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/workspace.json
+++ b/specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/workspace.json
@@ -668,6 +668,50 @@
         }
       }
     },
+    "EncryptionDetails": {
+      "description": "Details of the encryption associated with the workspace",
+      "type": "object",
+      "properties": {
+        "doubleEncryptionEnabled": {
+          "description": "Double Encryption enabled",
+          "type": "boolean",
+          "readOnly": true
+        },
+        "cmk": {
+          "description": "Customer Managed Key Details",
+          "$ref": "#/definitions/CustomerManagedKeyDetails"
+        }
+      }
+    },
+    "CustomerManagedKeyDetails": {
+      "description": "Details of the customer managed key associated with the workspace",
+      "type": "object",
+      "properties": {
+        "status": {
+          "description": "The customer managed key status on the workspace",
+          "type": "string",
+          "readOnly": true
+        },
+        "key": {
+          "description": "The key object of the workspace",
+          "$ref": "#/definitions/WorkspaceKeyDetails"
+        }
+      }
+    },
+    "WorkspaceKeyDetails": {
+      "description": "Details of the customer managed key associated with the workspace",
+      "type": "object",
+      "properties": {
+        "name": {
+          "description": "Workspace Key sub-resource name",
+          "type": "string"
+        },
+        "keyVaultUrl": {
+          "description": "Workspace Key sub-resource key vault url",
+          "type": "string"
+        }
+      }
+    },
     "ManagedIdentity": {
       "description": "The workspace managed identity",
       "type": "object",
@@ -790,6 +834,15 @@
             "$ref": "./privateEndpointConnections.json#/definitions/PrivateEndpointConnection"
           }
         },
+        "encryption": {
+          "description": "The encryption details of the workspace",
+          "$ref": "#/definitions/EncryptionDetails"
+        },
+        "workspaceUID": {
+          "description": "The workspace unique identifier",
+          "type": "string",
+          "readOnly": true
+        },
         "extraProperties": {
           "description": "Workspace level configs and feature flags",
           "additionalProperties": {
diff --git a/specification/synapse/resource-manager/readme.md b/specification/synapse/resource-manager/readme.md
index 68da597e5e27..59f3f31e6779 100644
--- a/specification/synapse/resource-manager/readme.md
+++ b/specification/synapse/resource-manager/readme.md
@@ -46,6 +46,7 @@ input-file:
 - Microsoft.Synapse/preview/2019-06-01-preview/privateLinkResources.json
 - Microsoft.Synapse/preview/2019-06-01-preview/privateEndpointConnections.json
 - Microsoft.Synapse/preview/2019-06-01-preview/privatelinkhub.json
+- Microsoft.Synapse/preview/2019-06-01-preview/keys.json
 ```
 
 ### Tag: package-sqlGen3-2020-04-01-preview