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Security Center:ModifyWebLockUpdateConfig

Last Updated:Jun 16, 2026

Modifies the protection policy of a specified server.

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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

yundun-sas:ModifyWebLockUpdateConfig

update

*WebLockConfig

acs:yundun-sas:{#regionId}:{#accountId}:weblockconfig/{#Uuid}

None None

Request parameters

Parameter

Type

Required

Description

Example

SourceIp

string

No

The IP address of the access source.

36.112.XX.XX

Lang

string

No

The language of the request and response. Valid values:

  • zh: Chinese

  • en: English.

zh

Id

integer

Yes

The ID of the protected directory configuration that you want to modify.

Note

You can call the DescribeWebLockConfigList operation to obtain the ID of the protected directory.

312077

Uuid

string

Yes

The UUID of the server whose protected directory you want to modify.

Note

You can call the DescribeCloudCenterInstances operation to obtain the UUID of the server.

4fe8e1cd-3c37-4851-b9de-124da32c****

Dir

string

Yes

The full path of the directory that you want to protect.

/home/admin/tomcat

ExclusiveDir

string

No

The directory that does not require web tamper-proofing protection (excluded directory).

Note

This parameter is required when the protection pattern Mode is set to blacklist.

/home/admin/test

ExclusiveFileType

string

No

The file types that do not require web tamper-proofing protection (excluded file types). Separate multiple file types with semicolons (;). Valid values:

  • php

  • jsp

  • asp

  • aspx

  • js

  • cgi

  • html

  • htm

  • xml

  • shtml

  • shtm

  • jpg

  • gif

  • png

Note

This parameter is required when the protection pattern Mode is set to blacklist.

jpg

LocalBackupDir

string

Yes

The local backup path for securely backing up the protected directory.
The format of the directory path may differ between Linux servers and Windows servers. Make sure that you enter the correct format. Refer to the following directory formats:

  • Linux server: /usr/local/aegis/bak

  • Windows server: C:\Program Files (x86)\Alibaba\Aegis\bak.

/usr/local/backup

Mode

string

No

The protection pattern. Valid values:

  • whitelist: whitelist mode. Protects only the specified directories and file types.

  • blacklist: blacklist mode. Protects all subdirectories, file types, and files under the specified directory except those that are excluded.

blacklist

InclusiveFileType

string

No

The file types that require web tamper-proofing protection. Separate multiple file types with semicolons (;). Valid values:

  • php

  • jsp

  • asp

  • aspx

  • js

  • cgi

  • html

  • htm

  • xml

  • shtml

  • shtm

  • jpg

  • gif

  • png

Note

This parameter is required when the protection pattern Mode is set to whitelist.

jpg

ExclusiveFile

string

No

The file that does not require web tamper-proofing protection (excluded file).

Note

This parameter is required when the protection pattern Mode is set to blacklist.

/home/admin/apache.log

InclusiveFile

string

No

The file that requires protection.

Note

This parameter is required when the protection pattern Mode is set to whitelist.

/home/admin/test.log

DefenceMode

string

Yes

The defense mode. Valid values:

  • block: Block.

  • audit: Alert.

block

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID. Alibaba Cloud generates a unique ID for each request. You can use this ID to troubleshoot issues.

D9354C1A-D709-4873-9AAE-41513327B247

Examples

Success response

JSON format

{
  "RequestId": "D9354C1A-D709-4873-9AAE-41513327B247"
}

Error codes

HTTP status code

Error code

Error message

Description

400 DuplicatedDirectory Duplicated directory
400 IllegalParam Illegal param
400 DataNotExists data not exist
400 ParentOrSubDirectoryProtected Parent or child directories have been protected.
500 RpcServiceError The internal service invocation is abnormal.
500 InternalError The request processing has failed due to some unknown error.
500 ServerError ServerError
403 NoPermission caller has no permission

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.