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DDoS 防护:授权信息

更新时间:Feb 03, 2026

访问控制(RAM)是阿里云提供的管理用户身份与资源访问权限的服务。使用 RAM 可以让您避免与其他用户共享阿里云账号密钥,并可按需为用户授予最小权限。RAM 中使用权限策略描述授权的具体内容。

本文为您介绍 DDoS防护 为 RAM 权限策略定义的操作(Action)、资源(Resource)和条件(Condition)。 DDoS防护 的 RAM 代码(RamCode)为 yundun-high,yundun-ddoscoo ,支持的授权粒度为 操作级

权限策略通用结构

权限策略支持 JSON 格式,其通用结构如下:

{
  "Version": "1",
  "Statement": [
    {
      "Effect": "<Effect>",
      "Action": "<Action>",
      "Resource": "<Resource>",
      "Condition": {
        "<Condition_operator>": {
          "<Condition_key>": [
            "<Condition_value>"
          ]
        }
      }
    }
  ]
}        

各字段含义如下:

  • Effect:权限策略效果。取值:Allow(允许)、Deny(拒绝)。

  • Action:授予允许或拒绝权限的具体操作。具体信息,请参见操作(Action)

  • Resource:受操作影响的具体对象,您可以使用资源 ARN 来描述指定资源。具体信息,请参见资源(Resource)

  • Condition:指授权生效的条件。可选字段。具体信息,请参见条件(Condition)

    • Condition_operator:条件运算符,不同类型的条件对应不同的条件运算符。具体信息,请参见权限策略基本元素

    • Condition_key:条件关键字。

    • Condition_value:条件关键字对应的值。

操作(Action)

下表是DDoS防护定义的操作,这些操作可以在 RAM 权限策略语句的Action元素中使用,用来授予执行该操作的权限。下面对表中的具体项提供说明:

  • 操作:是指具体的权限点。

  • API:是指操作对应的 API 接口。

  • 访问级别:是指每个操作的访问级别,取值为写入(Write)、读取(Read)或列出(List)。

  • 资源类型:是指操作中支持授权的资源类型。具体说明如下:

    • 对于必选的资源类型,用前面加 * 表示。

    • 对于不支持资源级授权的操作,用全部资源表示。

  • 条件关键字:是指云产品自身定义的条件关键字。该列不体现适用于任何操作的通用条件关键字

  • 关联操作:是指成功执行操作所需要的其他权限。操作者必须同时具备关联操作的权限,操作才能成功。

操作

API

访问级别

资源类型

条件关键字

关联操作

yundun-ddoscoo:DescribeBlackholeStatus DescribeBlackholeStatus get

*全部资源

*

yundun-ddoscoo:DeleteSceneDefensePolicy DeleteSceneDefensePolicy delete

*全部资源

*

yundun-ddoscoo:DeleteWebRule DeleteWebRule delete

*全部资源

*

yundun-ddoscoo:EnableWebAccessLogConfig EnableWebAccessLogConfig update

*全部资源

*

yundun-ddoscoo:DescribeBlockStatus DescribeBlockStatus get

*全部资源

*

yundun-ddoscoo:CreateNetworkRules CreateNetworkRules create

*全部资源

*

yundun-ddoscoo:DescribeInstanceStatus DescribeInstanceStatus get

*全部资源

*

yundun-ddoscoo:DescribeWebAccessLogDispatchStatus DescribeWebAccessLogDispatchStatus get

*全部资源

*

yundun-ddoscoo:DeleteTagResources DeleteTagResources delete

*全部资源

*

yundun-ddoscoo:DescribePortConnsList DescribePortConnsList get

*全部资源

*

yundun-ddoscoo:CreateSchedulerRule CreateSchedulerRule create

*全部资源

*

yundun-ddoscoo:DescribeHealthCheckList DescribeHealthCheckList get

*全部资源

*

yundun-ddoscoo:DescribeUnBlockCount DescribeUnBlockCount get

*全部资源

*

yundun-ddoscoo:DescribeWebCcProtectSwitch DescribeWebCcProtectSwitch get

*全部资源

*

yundun-ddoscoo:DescribeSchedulerRules DescribeSchedulerRules get

*全部资源

*

yundun-ddoscoo:DescribeHealthCheckStatus DescribeHealthCheckStatus get

*全部资源

*

yundun-ddoscoo:ModifyWebCCRule ModifyWebCCRule update

*全部资源

*

yundun-ddoscoo:DeleteWebPreciseAccessRule DeleteWebPreciseAccessRule delete

*全部资源

*

yundun-ddoscoo:DeleteAutoCcWhitelist DeleteAutoCcWhitelist delete

*全部资源

*

yundun-ddoscoo:ModifyElasticBizQps ModifyElasticBizQps update

*全部资源

*

yundun-ddoscoo:CreateTagResources CreateTagResources create

*全部资源

*

yundun-ddoscoo:CreateSceneDefensePolicy CreateSceneDefensePolicy create

*全部资源

*

yundun-ddoscoo:DescribeAsyncTasks DescribeAsyncTasks get

*全部资源

*

yundun-ddoscoo:ModifyDomainResource ModifyDomainResource update

*全部资源

*

yundun-ddoscoo:DescribeDestinationPortEvent DescribeDestinationPortEvent list

*全部资源

*

yundun-ddoscoo:ConfigL7GlobalRule ConfigL7GlobalRule none

*全部资源

*

yundun-ddoscoo:ModifyWebAreaBlock ModifyWebAreaBlock update

*全部资源

*

yundun-ddoscoo:DescribeAutoCcBlacklist DescribeAutoCcBlacklist get

*全部资源

*

yundun-ddoscoo:DescribeNetworkRuleAttributes DescribeNetworkRuleAttributes get

*全部资源

*

yundun-ddoscoo:DescribeL7GlobalRule DescribeL7GlobalRule none

*全部资源

*

yundun-ddoscoo:ModifyElasticBandWidth ModifyElasticBandWidth update

*全部资源

*

yundun-ddoscoo:ModifyWebAIProtectSwitch ModifyWebAIProtectSwitch update

*全部资源

*

yundun-ddoscoo:ModifyInstanceRemark ModifyInstanceRemark update

*全部资源

*

yundun-ddoscoo:DescribeDomainStatusCodeList DescribeDomainStatusCodeList get

*全部资源

*

yundun-ddoscoo:DescribeTagKeys DescribeTagKeys get

*全部资源

*

yundun-ddoscoo:EnableWebCCRule EnableWebCCRule update

*全部资源

*

yundun-ddoscoo:ConfigLayer4Remark ConfigLayer4Remark update

*全部资源

*

yundun-ddoscoo:DescribeUdpReflect DescribeUdpReflect get

*全部资源

*

yundun-ddoscoo:DescribeLogStoreExistStatus DescribeLogStoreExistStatus get

*全部资源

*

yundun-ddoscoo:ModifyWebCacheMode ModifyWebCacheMode update

*全部资源

*

yundun-ddoscoo:AddAutoCcBlacklist AddAutoCcBlacklist create

*全部资源

*

yundun-ddoscoo:DescribeSceneDefensePolicies DescribeSceneDefensePolicies get

*全部资源

*

yundun-ddoscoo:DescribeBackSourceCidr DescribeBackSourceCidr get

*全部资源

*

yundun-ddoscoo:DescribeWebCCRulesV2 DescribeWebCCRulesV2 list

*全部资源

*

yundun-ddoscoo:ModifyPort ModifyPort update

*全部资源

*

yundun-ddoscoo:ModifyBlackholeStatus ModifyBlackholeStatus update

*全部资源

*

yundun-ddoscoo:AssociateWebCert AssociateWebCert update

*全部资源

*

yundun-ddoscoo:DescribeDomainAttackEvents DescribeDomainAttackEvents get

*全部资源

*

yundun-ddoscoo:ModifyWebCacheSwitch ModifyWebCacheSwitch update

*全部资源

*

yundun-ddoscoo:DescribePortMaxConns DescribePortMaxConns get

*全部资源

*

yundun-ddoscoo:AttachSceneDefenseObject AttachSceneDefenseObject update

*全部资源

*

yundun-ddoscoo:DeleteAsyncTask DeleteAsyncTask delete

*全部资源

*

yundun-ddoscoo:DescribeWebAccessMode DescribeWebAccessMode get

*全部资源

*

yundun-ddoscoo:ModifyWebAccessMode ModifyWebAccessMode update

*全部资源

*

yundun-ddoscoo:DescribeWebAccessLogEmptyCount DescribeWebAccessLogEmptyCount get

*全部资源

*

yundun-ddoscoo:ReleaseInstance ReleaseInstance update

*全部资源

*

yundun-ddoscoo:DescribeCnameReuses DescribeCnameReuses get

*全部资源

*

yundun-ddoscoo:DescribeWebCustomPorts DescribeWebCustomPorts get

*全部资源

*

yundun-ddoscoo:DescribeElasticQpsRecord DescribeElasticQpsRecord list

*全部资源

*

yundun-ddoscoo:DescribeDomainTopFingerprint DescribeDomainH2Fingerprint list

*全部资源

*

yundun-ddoscoo:DescribeSlsAuthStatus DescribeSlsAuthStatus get

*全部资源

*

yundun-ddoscoo:DescribeUnBlackholeCount DescribeUnBlackholeCount get

*全部资源

*

yundun-ddoscoo:DescribeInstanceExt DescribeInstanceExt get

*全部资源

*

yundun-ddoscoo:ConfigNetworkRegionBlock ConfigNetworkRegionBlock update

*全部资源

*

yundun-ddoscoo:ModifyWebCacheCustomRule ModifyWebCacheCustomRule update

*全部资源

*

yundun-ddoscoo:DescribeDomainOverview DescribeDomainOverview get

*全部资源

*

yundun-ddoscoo:DescribeSlaEventList DescribeSlaEventList list

*全部资源

*

yundun-ddoscoo:DescribeNetworkRules DescribeNetworkRules get

*全部资源

*

yundun-ddoscoo:ModifyPortAutoCcStatus ModifyPortAutoCcStatus update

*全部资源

*

yundun-ddoscoo:EmptyAutoCcBlacklist EmptyAutoCcBlacklist update

*全部资源

*

yundun-ddoscoo:ConfigWebIpSet ConfigWebIpSet update

*全部资源

*

yundun-ddoscoo:ModifySchedulerRule ModifySchedulerRule update

*全部资源

*

yundun-ddoscoo:DescribeDomainTopReferer DescribeDomainTopReferer list

*全部资源

*

yundun-ddoscoo:DescribeDDosEventArea DescribeDDosEventArea list

*全部资源

*

yundun-ddoscoo:DescribeWebCacheConfigs DescribeWebCacheConfigs get

*全部资源

*

yundun-ddoscoo:ConfigL7RsKeepalive ConfigL7UsKeepalive none

*全部资源

*

yundun-ddoscoo:ModifyQpsMode ModifyQpsMode update

*全部资源

*

yundun-ddoscoo:CreateWebCCRule CreateWebCCRule create

*全部资源

*

yundun-ddoscoo:EnableSceneDefensePolicy EnableSceneDefensePolicy update

*全部资源

*

yundun-ddoscoo:DeleteAutoCcBlacklist DeleteAutoCcBlacklist delete

*全部资源

*

yundun-ddoscoo:ModifyWebAreaBlockSwitch ModifyWebAreaBlockSwitch update

*全部资源

*

yundun-ddoscoo:DescribeDomainCcProtectSwitch DescribeDomainCcProtectSwitch get

*全部资源

*

yundun-ddoscoo:DescribeDomainTopFingerprint DescribeDomainTopFingerprint list

*全部资源

*

yundun-ddoscoo:DescribeInstances DescribeInstances get

*全部资源

*

yundun-ddoscoo:ModifyWebRule ModifyWebRule update

*全部资源

*

yundun-ddoscoo:DescribeDDoSEvents DescribeDDoSEvents get

*全部资源

*

yundun-ddoscoo:DescribeL7RsPolicy DescribeL7RsPolicy get

*全部资源

*

yundun-ddoscoo:DescribeDefenseRecords DescribeDefenseRecords get

*全部资源

*

yundun-ddoscoo:EmptySlsLogstore EmptySlsLogstore update

*全部资源

*

yundun-ddoscoo:DescribeSlsLogstoreInfo DescribeSlsLogstoreInfo get

*全部资源

*

yundun-ddoscoo:ModifyFullLogTtl ModifyFullLogTtl update

*全部资源

*

yundun-ddoscoo:DescribeInstanceStatistics DescribeInstanceStatistics get

*全部资源

*

yundun-ddoscoo:DescribeTagResources DescribeTagResources get

*全部资源

*

yundun-ddoscoo:ModifyCnameReuse ModifyCnameReuse update

*全部资源

*

yundun-ddoscoo:ModifyWebAIProtectMode ModifyWebAIProtectMode update

*全部资源

*

yundun-ddoscoo:ModifyHttp2Enable ModifyHttp2Enable update

*全部资源

*

yundun-ddoscoo:CreateDomainResource CreateDomainResource create

*全部资源

*

yundun-ddoscoo:DescribeWebAreaBlockConfigs DescribeWebAreaBlockConfigs get

*全部资源

*

yundun-ddoscoo:DescribeDDosAllEventList DescribeDDosAllEventList get

*全部资源

*

yundun-ddoscoo:ModifySceneDefensePolicy ModifySceneDefensePolicy update

*全部资源

*

yundun-ddoscoo:ConfigUdpReflect ConfigUdpReflect update

*全部资源

*

yundun-ddoscoo:DescribeDomainTopHttpMethod DescribeDomainTopHttpMethod list

*全部资源

*

yundun-ddoscoo:DescribeWebCCRules DescribeWebCCRules get

*全部资源

*

yundun-ddoscoo:DescribePortAttackMaxFlow DescribePortAttackMaxFlow none

*全部资源

*

yundun-ddoscoo:DisableWebCCRule DisableWebCCRule update

*全部资源

*

yundun-ddoscoo:ModifyWebIpSetSwitch ModifyWebIpSetSwitch update

*全部资源

*

yundun-ddoscoo:DescribeDomains DescribeDomains get

*全部资源

*

yundun-ddoscoo:DeleteDomainResource DeleteDomainResource list

*全部资源

*

yundun-ddoscoo:DescribeOpEntities DescribeOpEntities get

*全部资源

*

yundun-ddoscoo:DescribeStsGrantStatus DescribeStsGrantStatus get

*全部资源

*

yundun-ddoscoo:DescribeElasticBandwidthSpec DescribeElasticBandwidthSpec get

*全部资源

*

yundun-ddoscoo:DescribeDDosEventMax DescribeDDosEventMax get

*全部资源

*

yundun-ddoscoo:DescribeAutoCcWhitelist DescribeAutoCcWhitelist get

*全部资源

*

yundun-ddoscoo:ModifyTlsConfig ModifyTlsConfig update

*全部资源

*

yundun-ddoscoo:DescribeSceneDefenseObjects DescribeSceneDefenseObjects get

*全部资源

*

yundun-ddoscoo:ModifyInstance ModifyInstance update

*全部资源

*

yundun-ddoscoo:SwitchSchedulerRule SwitchSchedulerRule update

*全部资源

*

yundun-ddoscoo:DescribeElasticQps DescribeElasticQps get

*全部资源

*

yundun-ddoscoo:ConfigLayer4RulePolicy ConfigLayer4RulePolicy update

*全部资源

*

yundun-ddoscoo:DescribeDefenseCountStatistics DescribeDefenseCountStatistics get

*全部资源

*

yundun-ddoscoo:DescribePortViewSourceCountries DescribePortViewSourceCountries get

*全部资源

*

yundun-ddoscoo:ConfigWebCCRuleV2 ConfigWebCCRuleV2 update

*全部资源

*

yundun-ddoscoo:CreateWebRule CreateWebRule create

*全部资源

*

yundun-ddoscoo:DescribePortConnsCount DescribePortConnsCount get

*全部资源

*

yundun-ddoscoo:DescribeDomainStatusCodeCount DescribeDomainStatusCodeCount get

*全部资源

*

yundun-ddoscoo:DescribePortViewSourceIsps DescribePortViewSourceIsps get

*全部资源

*

yundun-ddoscoo:DescribeDDosEventAttackType DescribeDDosEventAttackType get

*全部资源

*

yundun-ddoscoo:DescribeDomainViewTopCostTime DescribeDomainViewTopCostTime get

*全部资源

*

yundun-ddoscoo:DescribeNetworkRegionBlock DescribeNetworkRegionBlock get

*全部资源

*

yundun-ddoscoo:DescribePortAutoCcStatus DescribePortAutoCcStatus get

*全部资源

*

yundun-ddoscoo:ModifyOcspStatus ModifyOcspStatus get

*全部资源

*

yundun-ddoscoo:DeleteWebCacheCustomRule DeleteWebCacheCustomRule delete

*全部资源

*

yundun-ddoscoo:DescribeDomainTopUserAgent DescribeDomainTopUserAgent list

*全部资源

*

yundun-ddoscoo:DescribeWebPreciseAccessRule DescribeWebPreciseAccessRule get

*全部资源

*

yundun-ddoscoo:DescribePortFlowList DescribePortFlowList get

*全部资源

*

yundun-ddoscoo:ModifyHealthCheckConfig ModifyHealthCheckConfig update

*全部资源

*

yundun-ddoscoo:DescribeCdnLinkageRules DescribeCdnLinkageRules get

*全部资源

*

yundun-ddoscoo:DisableSceneDefensePolicy DisableSceneDefensePolicy update

*全部资源

*

yundun-ddoscoo:DescribeL7RsKeepalive DescribeL7UsKeepalive none

*全部资源

*

yundun-ddoscoo:DescribeDomainViewSourceProvinces DescribeDomainViewSourceProvinces get

*全部资源

*

yundun-ddoscoo:DescribeDomainViewSourceCountries DescribeDomainViewSourceCountries get

*全部资源

*

yundun-ddoscoo:ModifyNetworkRuleAttribute ModifyNetworkRuleAttribute update

*全部资源

*

yundun-ddoscoo:DescribeInstanceDetails DescribeInstanceDetails get

*全部资源

*

yundun-ddoscoo:DescribeWebInstanceRelations DescribeWebInstanceRelations get

*全部资源

*

yundun-ddoscoo:ConfigWebCCTemplate ConfigWebCCTemplate update

*全部资源

*

yundun-ddoscoo:ConfigL7RsPolicy ConfigL7RsPolicy none

*全部资源

*

yundun-ddoscoo:DescribeDomainViewTopUrl DescribeDomainViewTopUrl get

*全部资源

*

yundun-ddoscoo:DescribeWebAccessLogStatus DescribeWebAccessLogStatus get

*全部资源

*

yundun-ddoscoo:CreatePort CreatePort create

*全部资源

*

yundun-ddoscoo:DeleteWebCCRuleV2 DeleteWebCCRuleV2 delete

*全部资源

*

yundun-ddoscoo:DescribeSystemLog DescribeSystemLog get

*全部资源

*

yundun-ddoscoo:DescribeDomainQPSList DescribeDomainQPSList get

*全部资源

*

yundun-ddoscoo:DescribeAutoCcListCount DescribeAutoCcListCount get

*全部资源

*

yundun-ddoscoo:DescribeCerts DescribeCerts get

*全部资源

*

yundun-ddoscoo:ModifyWebCCGlobalSwitch ModifyWebCCGlobalSwitch update

*全部资源

*

yundun-ddoscoo:DescribeDomainTopAttackList DescribeDomainTopAttackList get

*全部资源

*

yundun-ddoscoo:DescribeSlsOpenStatus DescribeSlsOpenStatus get

*全部资源

*

yundun-ddoscoo:DescribeInstanceIds DescribeInstanceIds get

*全部资源

*

yundun-ddoscoo:ConfigLayer4RuleBakMode ConfigLayer4RuleBakMode update

*全部资源

*

yundun-ddoscoo:DisableWebCC DisableWebCC update

*全部资源

*

yundun-ddoscoo:DescribeDDosEventSrcIp DescribeDDosEventSrcIp get

*全部资源

*

yundun-ddoscoo:DeleteSchedulerRule DeleteSchedulerRule delete

*全部资源

*

yundun-ddoscoo:DeleteWebCCRule DeleteWebCCRule delete

*全部资源

*

yundun-ddoscoo:DescribeDDosEventIsp DescribeDDosEventIsp get

*全部资源

*

yundun-ddoscoo:DescribeDomainBps DescribeDomainBps list

*全部资源

*

yundun-ddoscoo:AddAutoCcWhitelist AddAutoCcWhitelist create

*全部资源

*

yundun-ddoscoo:DescribePortViewSourceProvinces DescribePortViewSourceProvinces get

*全部资源

*

yundun-ddoscoo:ModifyWebPreciseAccessRule ModifyWebPreciseAccessRule update

*全部资源

*

yundun-ddoscoo:DescribeAttackAnalysisMaxQps DescribeAttackAnalysisMaxQps get

*全部资源

*

yundun-ddoscoo:EmptyAutoCcWhitelist EmptyAutoCcWhitelist update

*全部资源

*

yundun-ddoscoo:DescribeHeaders DescribeHeaders get

*全部资源

*

yundun-ddoscoo:EnableWebCC EnableWebCC update

*全部资源

*

yundun-ddoscoo:ModifyHeaders ModifyHeaders update

*全部资源

*

yundun-ddoscoo:ConfigDomainSecurityProfile ConfigDomainSecurityProfile update

*全部资源

*

yundun-ddoscoo:DescribeWebRules DescribeWebRules list

*全部资源

*

yundun-ddoscoo:DescribeDomainResource DescribeDomainResource list

*全部资源

*

yundun-ddoscoo:ModifyWebPreciseAccessSwitch ModifyWebPreciseAccessSwitch update

*全部资源

*

yundun-ddoscoo:DeleteNetworkRule DeleteNetworkRule delete

*全部资源

*

yundun-ddoscoo:DescribeLayer4RulePolicy DescribeLayer4RulePolicy get

*全部资源

*

yundun-ddoscoo:CreateAsyncTask CreateAsyncTask create

*全部资源

*

yundun-ddoscoo:DescribeInstanceSpecs DescribeInstanceSpecs get

*全部资源

*

yundun-ddoscoo:DisableWebAccessLogConfig DisableWebAccessLogConfig update

*全部资源

*

yundun-ddoscoo:DescribePort DescribePort get

*全部资源

*

yundun-ddoscoo:DetachSceneDefenseObject DetachSceneDefenseObject update

*全部资源

*

yundun-ddoscoo:ConfigNetworkRules ConfigNetworkRules update

*全部资源

*

yundun-ddoscoo:ModifyBlockStatus ModifyBlockStatus update

*全部资源

*

yundun-ddoscoo:DeletePort DeletePort delete

*全部资源

*

资源(Resource)

下表是DDoS防护定义的资源,这些资源可以在 RAM 权限策略语句的Resource元素中使用,用来授予对该资源执行具体操作的权限。 其中,资源 ARN 是资源在阿里云上的唯一标识。具体说明如下:

  • {#}为变量标识,需要您替换为实际值。例如:{#ramcode}需要您替换为实际的云服务RAM代码。

  • *表示全部。例如:

    • {#resourceType}*时:表示全部资源。

    • {#regionId}*时:表示全部地域。

    • {#accountId}*时:表示全部阿里云账号。

资源类型

资源 ARN

条件(Condition)

DDoS防护未定义产品级别的条件关键字。如需查看适用于所有云产品的通用条件关键字,请参见通用条件关键字

相关操作

您可以创建自定义权限策略,并将权限策略授予 RAM 用户、RAM 用户组或 RAM 角色。具体操作如下: