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Edge Security Acceleration:DescribeDcdnWafPolicy

Last Updated:Sep 11, 2025

You can call the DescribeDcdnWafPolicy operation to retrieve the details of a specific mitigation policy.

Operation description

Note

The maximum call frequency for a single user is 20 calls per second.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

dcdn:DescribeDcdnWafPolicy

get

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

PolicyId

integer

Yes

The ID of the mitigation policy. You can specify only one ID.

1000001

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID.

66A98669-CC6E-4F3E-80A6-3014697B11AE

Policy

object

The information about the mitigation policy.

PolicyStatus

string

The status of the mitigation policy. Valid values:

  • on: The policy is enabled.

  • off: The policy is disabled.

on

DefenseScene

string

The type of the mitigation policy. The following scenarios are supported:

  • waf_group: basic web protection.

  • custom_acl: custom mitigation policies.

  • whitelist: whitelist.

waf_group

DomainCount

integer

The number of domain names that use the mitigation policy.

22

RuleConfigs

string

The configurations of the rules that are included in the mitigation policy. This parameter is supported only for bot management. For more information, see BatchCreateDcdnWafRules.

{"type":"target_type", "status":"on","config":{"target":"app"},"action":""}

PolicyName

string

The name of the mitigation policy.

policy_test

PolicyId

integer

The ID of the mitigation policy.

100001

RuleCount

integer

The number of rules in the mitigation policy.

9

GmtModified

string

The time when the policy was last modified. The time is in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time is displayed in UTC.

2021-12-29T17:08:45Z

PolicyType

string

Indicates whether the policy is the default policy. Valid values:

  • default: the default policy.

  • custom: a non-default policy.

default

Examples

Success response

JSON format

{
  "RequestId": "66A98669-CC6E-4F3E-80A6-3014697B11AE",
  "Policy": {
    "PolicyStatus": "on",
    "DefenseScene": "waf_group",
    "DomainCount": 22,
    "RuleConfigs": "{\"type\":\"target_type\",  \"status\":\"on\",\"config\":{\"target\":\"app\"},\"action\":\"\"}",
    "PolicyName": "policy_test",
    "PolicyId": 100001,
    "RuleCount": 9,
    "GmtModified": "2021-12-29T17:08:45Z",
    "PolicyType": "default"
  }
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter The specified parameter is invalid. A parameter is set to an invalid value.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.