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Amazon Cognito 和 AWS IAM 有什么不同？

并排比较 Amazon Cognito 和 AWS IAM — 功能、定价和理想使用场景，以帮助您选择正确的产品。

并排比较

比较
Amazon Cognito
AWS IAM
类别

安全、客户身份（CIAM）

安全、身份和访问
说明

可在几分钟内实现安全、可扩展和自定义的注册和登录

身份管理以及对 AWS 服务和资源的访问权限
最适用于
  • 用户身份验证
  • 社交登录
  • MFA
  • 用户管理
  • API 授权
  • 访问控制
  • 身份联合验证
  • 最低权限
  • 跨账户访问
  • 服务控制
主要功能
  • 用户池
  • 身份池
  • 社交和 SAML 联合身份验证
  • 自适应身份验证
  • 托管 UI
  • 策略
  • 角色
  • MFA
  • Identity Center
  • 访问分析器
定价模式

按 MAU（月活跃用户）付费

无额外费用
免费套餐

是

是
专家点评

“用户池负责注册、登录和令牌管理。身份池将这些令牌交换为临时 AWS 证书。大多数应用程序都需要两者：用户池用于身份验证，身份池用于从客户端访问 S3 或 DynamoDB。托管 UI 可在几分钟内为您提供登录页面。”
— Giovanni Lauria，re:Post 顶级贡献者 [个人资料]

“从零权限开始，只添加所需的内容。使用 IAM Access Analyzer 来识别未使用的权限，并使用 Organizations 中的服务控制策略来设置任何个人账户都无法覆盖的护栏。避免使用长期访问密钥；首选带有临时凭证的 IAM 角色。”
— Riku Kobayashi，re:Post 顶级贡献者 [个人资料]
产品页面

了解更多有关 Amazon Cognito 的信息 »

详细了解 AWS IAM »

何时使用 Amazon Cognito 或 AWS IAM

在以下情况下使用 Amazon Cognito：

  • 用户身份验证
  • 社交登录
  • MFA
  • 用户管理
  • API 授权

了解更多有关 Amazon Cognito 的信息 »

在以下情况下使用 AWS IAM：

  • 访问控制
  • 身份联合验证
  • 最低权限
  • 跨账户访问
  • 服务控制

详细了解 AWS IAM »

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What's the difference between Amazon ElastiCache and Amazon MemoryDB?

Both are Redis-compatible, fully managed in-memory services on AWS. ElastiCache is designed as a caching layer in front of another database; MemoryDB is designed as a primary database that combines in-memory speed with Multi-AZ durability.
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What's the difference between Amazon Aurora and Amazon RDS?

Both are fully managed relational database services on AWS, but Aurora is a cloud-native engine built for higher performance and availability, while RDS gives you familiar open-source and commercial engines with less operational overhead than self-managed.
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