Update nexus: fix conflicts and sync local changes
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---
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title: "Safeguard-Steps"
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type: concept
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tags: [security, workflow, governance, n8n]
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sources: [n8n-workflow-orchestration]
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last_updated: 2026-04-17
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---
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## Aliases
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- Safeguard Steps
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- 安全门控步骤
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## Definition
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在 n8n 工作流中,于实际 API 调用执行前插入的验证节点、速率限制节点或人工审批节点,用于在凭证被使用前增加额外的安全层,确保外部 API 调用符合预期范围。
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## Examples
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- **输入验证**:检查 payload 字段是否符合预期格式和范围
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- **速率限制**:防止 Agent 短时间内大量重复调用
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- **人工审批**:高风险操作(如发送付款邮件、删除数据)需要人工确认
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- **条件分支**:超出预算/权限的调用自动拒绝
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## Why It Matters
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- 凭证隔离只防止密钥泄露,不防止 Agent 误用密钥
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- Safeguard 步骤在凭证被调用前设置最后一道关卡
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- 与 [[Lockable-Workflow]] 配合,确保 Safeguard 逻辑本身不被 Agent 修改
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## Connections
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- [[Credential-Isolation]] — 互补:隔离防止泄露,Safeguard 防止误用
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- [[Lockable-Workflow]] — 锁定 Safeguard 逻辑本身不被修改
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- [[Webhook-Proxy-Pattern]] — Safeguard 是该模式的推荐实现组件
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---
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title: "Safeguard-Steps"
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type: concept
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tags: [security, workflow, governance, n8n]
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sources: [n8n-workflow-orchestration]
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last_updated: 2026-04-17
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---
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## Aliases
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- Safeguard Steps
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- 安全门控步骤
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## Definition
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在 n8n 工作流中,于实际 API 调用执行前插入的验证节点、速率限制节点或人工审批节点,用于在凭证被使用前增加额外的安全层,确保外部 API 调用符合预期范围。
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## Examples
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- **输入验证**:检查 payload 字段是否符合预期格式和范围
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- **速率限制**:防止 Agent 短时间内大量重复调用
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- **人工审批**:高风险操作(如发送付款邮件、删除数据)需要人工确认
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- **条件分支**:超出预算/权限的调用自动拒绝
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## Why It Matters
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- 凭证隔离只防止密钥泄露,不防止 Agent 误用密钥
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- Safeguard 步骤在凭证被调用前设置最后一道关卡
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- 与 [[Lockable-Workflow]] 配合,确保 Safeguard 逻辑本身不被 Agent 修改
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## Connections
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- [[Credential-Isolation]] — 互补:隔离防止泄露,Safeguard 防止误用
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- [[Lockable-Workflow]] — 锁定 Safeguard 逻辑本身不被修改
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- [[Webhook-Proxy-Pattern]] — Safeguard 是该模式的推荐实现组件
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