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入网凭证从清单里选择，或单击创建凭证。数据格式选择透传/自定义。认证方式选择设备密钥。添加物模型（产品功能定义）。在左侧导航栏，选择设备管理产品，单击产品对应操作列的查看。在产品详情页面，单击功能定义页签，...

RAM和STS介绍

将这个凭证发给需要访问的用户，该用户就可以获得访问物联网络管理平台接口的临时权限。为什么 RAM 和 STS 的使用这么复杂？虽然 RAM 和 STS 的概念和使用比较复杂，但这是为了账号的安全性和权限控制的灵活性而牺牲了部分易用性。将子账号...

管理访问凭据

2.环境凭证在环境变量里寻找环境凭证，如果定义了 ALIBABA_CLOUD_ACCESS_KEY_ID 和 ALIBABA_CLOUD_ACCESS_KEY_SECRET 环境变量且不为空，程序将使用它们创建默认凭证。3.OIDC RAM角色若不存在优先级更高的凭据信息，Credentials工具会在...

使用STS临时访问凭证访问表格存储

步骤五：使用RAM用户扮演RAM角色获取临时访问凭证在访问资源之前，您需要使用RAM用户扮演RAM角色获取临时访问凭证，临时访问凭证只能在凭证有效期内使用。此处以Java为例介绍具体操作。您也可以在OpenAPI门户直接调用AssumeRole接口获取...

凭据客户端

根据调用的API类型不同AAP的配置也不同，具体配置如下：访问KMS服务Endpoint-OpenAPI 网络规则-网络类型选择 Public 或 VPC，权限规则-作用域选择 KMS共享网关。访问KMS实例Endpoint-实例API 网络规则-网络类型选择 Private，作用域选择 ...

企业版新用户免费试用

免费试用云电脑的创建过程需要一定时间，一般为5~15分钟，创建成功后才会发送通知邮件。通知邮件进入了垃圾邮件文件夹。解决方案针对上述可能的原因，请按照以下步骤逐步排查：如果不确定您查看的邮箱与您在免费试用活动页面填写的邮箱...

基于OSS原生SDK上传

上传地址和凭证相关接口包括：获取音视频上传地址和凭证刷新视频上传凭证获取图片上传地址和凭证获取辅助媒资上传地址和凭证点播服务在请求结果中返回Base64加密的上传地址（UploadAddress）、上传凭证（UploadAuth）、和媒体ID等信息...

快速搭建移动应用直传服务

这个STS凭证是有时效性的，如果STS凭证的过期时间是30分钟（由应用服务器指定），那么在这30分钟里，该Android、iOS应用可以使用此Token从OSS上传和下载数据，30分钟后需要重新获取STS凭证。业务服务器使用STS SDK调用AssumeRole接口，获取...

使用微信小程序上传SDK

凭证方式如果您采用凭证方式进行上传，您需要通过 CreateUploadVideo-获取音视频上传地址和凭证获取上传地址。在请求此接口时您应给自定义参数UserData中增加相应的key-value值，以设置加速配置。示例如下：UserData={"AccelerateConfig...

各端播放器公共常见问题

MtsHlsUriToken参数是用户自定义参数，常规的HLS标准加密下，加密串写到HLS流里后，会在m3u8索引文件中加入一个解密服务器的地址，当有需求需要只允许部分用户访问时，这个解密地址就需要一个验证身份的功能，MtsHlsUriToken参数就是在您的...

各端播放器公共常见问题

MtsHlsUriToken参数是用户自定义参数，常规的HLS标准加密下，加密串写到HLS流里后，会在m3u8索引文件中加入一个解密服务器的地址，当有需求需要只允许部分用户访问时，这个解密地址就需要一个验证身份的功能，MtsHlsUriToken参数就是在您的...

各端播放器公共常见问题

MtsHlsUriToken参数是用户自定义参数，常规的HLS标准加密下，加密串写到HLS流里后，会在m3u8索引文件中加入一个解密服务器的地址，当有需求需要只允许部分用户访问时，这个解密地址就需要一个验证身份的功能，MtsHlsUriToken参数就是在您的...

责任共担

函数计算提供安全机制帮助用户减轻安全保障的负担，用户需要根据自身实际情况，运用好函数计算提供的安全机制来实现业务安全性。用户身份凭证等鉴权信息不可泄露如果用户泄露了身份凭证等鉴权信息，业务安全将无从保障。用户可以使用 ...

责任共担

函数计算提供安全机制帮助用户减轻安全保障的负担，用户需要根据自身实际情况，运用好函数计算提供的安全机制来实现业务安全性。用户身份凭证等鉴权信息不可泄露如果用户泄露了身份凭证等鉴权信息，业务安全将无从保障。用户可以使用 ...

通过视频点播API上传媒体文件

3.本demo中，参见第 225 行代码示例*p*四、接口说明：*1.CreateUploadVideo 和 RefreshUploadVideo 都只是获取凭证的接口，根据业务需要二选一即可*2.RefreshUploadVideo 可用于凭证超时后重新获取，也可用于覆盖文件上传，videoId保持不变...

基础常见问题

使用个人版实例在海外构建镜像成功后，推送至中国内地时存在推送慢的现象构建镜像时，基础镜像可以使用需要认证的个人仓库里的镜像吗？构建镜像拉取代码时支持Git Submodule？个人版实例可以提供镜像仓库、构建机器的IP名单和端口吗？为...

断点续传下载

当下载大文件时，如果网络不稳定或者程序异常退出，会导致下载失败，甚至重试多次仍无法完成下载。为此，OSS提供了断点续传下载功能。断点续传下载将需要下载的文件分成若干个分片分别下载，所有分片都下载完成后，将所有分片合并成完整的...

API概览

GetSecretValue 获取凭证里信息获取凭据详细信息。DeleteSecret 删除访问凭证删除实例的访问凭证。CreateSecret 创建访问凭证通过用户名密码创建访问实例的凭证。RAG Service API 标题 API概述 InitVectorDatabase 初始化向量数据库 ...

微信小程序直传实践

RAM用户获取STS临时访问凭证计算签名：服务端需要保留AK信息，通过获取配置于服务端环境变量里的RAM用户AK信息，以及所扮演RAM角色的ARN。进而访问STS服务获取临时访问凭证并计算签名，安全性较低。ECS扮演RAM角色获取STS临时访问凭证计算...

版本控制

版本控制是针对存储空间（Bucket）级别的数据保护功能。开启版本控制后，针对数据的覆盖和删除操作将会以历史版本的形式保存下来。您在错误覆盖或删除对象（Object）后，能够将存储在Bucket中的Object恢复...初始化网络等资源。InitializeSdk...

凭证清单

添加专用凭证如果用户需要添加专用凭证，请在左侧导航栏选择网络管理入网开通。在入网开通页面添加专用凭证。具体操作，请参见入网开通。添加泛在凭证说明单个阿里云账号的泛在凭证数量为一个。登录物联网络管理平台控制台。在左侧...

名词解释

凭证入网凭证，在LoRaWAN协议里将入网凭证写入关联节点设备的JoinEUI，每个节点分组通过入网凭证，接入指定网络。专用凭证接入权限仅限于用户自组网。泛在凭证接入权限可用于加入泛在网，又称共享网络。频段计划 LoRa网关和节点工作的...

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