Mailscope Email Detection
Use this skill when the user wants to perform security analysis on an email (.eml) file. The skill provides a comprehensive security assessment report by uploading the file to the Mailscope analysis platform.
Language
Respond in the user's language. If they write in Chinese, reply in Chinese; if English, English. Keep technical tokens (paths, flags, field names) in English.
Workflow
Step 0: Configure API Key
When the user provides an API key (e.g., "我的 key 是 msk_xxx", "帮我配置 API Key", "set api key to msk_xxx", "这是key: msk_xxx"), write it into config.json:
- Check if
config.jsonexists in the skill root directory. If not, readconfig.json.exampleas a template and createconfig.jsonfrom it. - Read the current
config.jsonand parse it as JSON. - Set the
api_keyfield to the key the user provided. - Write the updated JSON back to
config.json(use 2-space indentation for readability). - Confirm to the user: "API Key 已配置成功。"
The user gets their API key by applying at https://x.lizhisec.com. If they ask where to get one, point them there.
Step 1: Check prerequisites
Before running the analysis, verify these conditions are met:
- Node.js 22+ is available. Check with
node --version. If not available, tell the user to install Node.js 22+. - config.json exists with a valid
api_key. If missing, guide the user through Step 0 above.
Step 2: Run the analysis script
npx tsx scripts/analyze.ts <path/to/email.eml>
The script will:
- Upload the .eml file to the analysis platform
- Poll for results every 3 seconds until analysis completes
- Display a formatted security analysis report
Step 3: Interpret results for the user
The report output is self-contained and human-readable. Key elements to help the user understand:
- 风险等级 (Risk Tier):
risky(dangerous),clean(safe), or other levels - 置信度 (Confidence): AI confidence percentage
- 身份认证 (Authentication): SPF, DKIM, DMARC results
- 域名信息 (Domain Profile): Registration date, ICP record - recently registered domains are suspicious
- AI 综合分析 (AI Analysis): Detailed threat assessment covering identity verification, behavioral patterns, intent recognition, and comprehensive judgment
If the email is flagged as risky, emphasize the recommended actions:
- Isolate the email immediately
- Block the sender domain
- Do NOT open attachments or enter passwords
- Preserve the .eml file for forensics
Error handling
Common errors and how to address them:
| Error | Cause | Solution | |-------|-------|----------| | API key not configured | Missing or empty config.json | Guide user to set up config.json | | Upload failed (HTTP 4xx) | Invalid API key | Re-apply at https://x.lizhisec.com | | Analysis failed | Email could not be processed | Check if the .eml file is malformed | | Analysis timeout | Platform overloaded | Wait and retry later | | File not found | Path typo | Verify the .eml file path |
What NOT to do
- Do NOT read raw JSON from the API response and present it directly to users
- Do NOT hardcode any API keys in responses visible to the user
- Do NOT modify
config.jsonunless the user explicitly asked you to configure their API key (see Step 0) - Do NOT expose the API_BASE_URL configuration to users (internal detail)
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