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wiki/concepts/Identity-Governance.md
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---
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title: "Identity Governance"
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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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- Compliance
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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: 2023-11-28
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---
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## Identity Governance
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身份治理(Identity Governance)是一个用于高效管理数字身份、最小化风险并保持合规的框架。
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## Core Framework
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身份治理围绕三个核心问题展开:
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1. **谁当前有访问权限?** — 当前权限状态审计(Who currently has access to our systems?)
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2. **谁应该有访问权限?** — 权限需求评估(Who should have access?)
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3. **如何执行访问?** — 访问控制机制(How is the access being done?)
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## 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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### 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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## Identity Governance vs IAM
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| 维度 | 身份治理(IG) | 身份与访问管理(IAM) |
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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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## Use Cases
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- **内部用户治理**:员工入职/转岗/离职的权限生命周期管理
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- **外部用户治理**:承包商、合作伙伴的临时权限管理
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- **合规审计**:SOX、HIPAA、GDPR 等合规要求的身份报告
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- **权限优化**:发现并清理过度授权(Privilege Creep)
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## Implementation Example
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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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- [[Micro-Focus-IGA]]:身份治理的具体产品实现
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- [[AWS-Identity-Center]]:AWS 云平台的身份治理服务
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- [[Federated-Access]]:联合身份认证
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- [[Service-Control-Policies-SCPs]]:AWS 组织层面的权限控制策略
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