Last updated: 2021-03-19 16:26:11

1. API Description

Domain name for API request:

This API is used to create a security group (SecurityGroup).

  • Note the maximum number of security groups per project in each region under each account.
  • Both the inbound and outbound rules for a newly created security group are "Deny All" by default. You need to call CreateSecurityGroupPolicies to set security group rules based on your needs.
  • You can bind a tag when creating a security group. The tag list in the response indicates the tags that have been successfully added.

A maximum of 100 requests can be initiated per second for this API.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example:

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: CreateSecurityGroup.
Version Yes String Common parameter. The value used for this API: 2017-03-12.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
GroupName Yes String Security group can be named freely, but cannot exceed 60 characters.
GroupDescription Yes String The remarks for the security group. The maximum length is 100 characters.
ProjectId No String Project ID. The default is 0. You can query it on the project management page of the Qcloud console.
Tags.N No Array of Tag Bound tags, such as [{"Key": "city", "Value": "shanghai"}].

3. Output Parameters

Parameter Name Type Description
SecurityGroup SecurityGroup Security group object.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Creating a security group

Input Example
&<Common request parameters>

Output Example

  "Response": {
    "SecurityGroup": {
      "SecurityGroupId": "sg-3g7ftkp3",
      "SecurityGroupName": "TestGroup",
      "SecurityGroupDesc": "test-group-desc",
      "ProjectId": "0",
      "TagSet": [
          "Key": "city",
          "Value": "shanghai"

5. Developer Resources


TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
InvalidParameter A parameter error occurred.
InvalidParameterValue.LimitExceeded The parameter value exceeds the limit.
InvalidParameterValue.Malformed Invalid input parameter format.
InvalidParameterValue.TooLong Invalid parameter value. The parameter value is too long.
LimitExceeded Quota limit is reached.
MissingParameter Missing parameter.
ResourceNotFound The resource does not exist.