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wiki/concepts/IGA.md
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wiki/concepts/IGA.md
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---
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title: "IGA"
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type: concept
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tags:
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- Identity-Governance
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- IAM
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- Access-Management
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sources:
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- learning-sessions-identity-governance-vsm-replacement-20231128-160326-meeting-re
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last_updated: 2026-05-11
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---
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## IGA (Identity Governance and Administration)
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IGA(身份治理与管理)是一个企业级身份管理框架,涵盖身份生命周期管理和访问治理两大支柱。
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## Core Components
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### Identity Management(身份管理)
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- 数字身份的创建、维护和生命周期管理
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- 用户、组和角色的定义
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- 入职/转岗/离职的权限变更
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### Access Management(访问管理)
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- 控制谁可以访问哪些资源
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- 认证(Authentication)和授权(Authorization)
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### Identity Auditing(身份审计)
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- 权限变更追踪
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- 合规性报告
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- 异常检测
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## IGA vs IAM
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| 维度 | IGA(身份治理) | IAM(身份与访问管理) |
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|------|----------------|----------------------|
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| 焦点 | 治理、合规、策略 | 操作、技术实现 |
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| 问题 | 谁应该有权访问? | 如何实现访问控制? |
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| 受众 | 审计员、合规官、业务经理 | IT 管理员、安全工程师 |
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| 工具 | 审批工作流、策略引擎 | 目录服务、SSO、MFA |
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## IGA Implementation
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Micro Focus IGA 的实现架构:
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```
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User → IGA Portal (申请) → 审批工作流 → AD 组更新 → AWS IAM → 云资源访问
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```
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## Related Concepts
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- [[Identity-Governance]]:IGA 是身份治理的具体实现
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- [[AWS-Identity-Center]]:AWS 身份中心的云端访问管理
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- [[Micro-Focus-IGA]]:Micro Focus 的 IGA 产品
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## Sources
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- [[learning-sessions-identity-governance-vsm-replacement-20231128-160326-meeting-re]]
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