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mukul975
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Complete skill folder anatomy across all cybersecurity skills: - scripts/agent.py: 80-150 line Python agents using real libraries (impacket, boto3, azure-mgmt-*, kubernetes, pefile, yara, scapy, shodan, stix2, etc.) - references/api-reference.md: real API documentation with method signatures - LICENSE: MIT license for all skill folders
103 lines
2.2 KiB
Markdown
103 lines
2.2 KiB
Markdown
# API Reference: Spearphishing Detection via Email Gateway
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## Python email Module
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### Parse EML file
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```python
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import email
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from email import policy
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with open("message.eml", "rb") as f:
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msg = email.message_from_binary_file(f, policy=policy.default)
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```
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### Security Headers
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| Header | Purpose |
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|--------|---------|
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| `Received-SPF` | SPF check result |
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| `Authentication-Results` | SPF, DKIM, DMARC combined |
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| `DKIM-Signature` | DKIM signing info |
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| `ARC-Authentication-Results` | ARC chain results |
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| `X-Mailer` | Client used to send |
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| `Return-Path` | Envelope sender |
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### Authentication-Results Values
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```
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Authentication-Results: mx.google.com;
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dkim=pass header.d=example.com;
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spf=pass smtp.mailfrom=example.com;
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dmarc=pass
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```
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## SPF Record Lookup
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```bash
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dig TXT example.com | grep "v=spf1"
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# v=spf1 include:_spf.google.com ~all
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```
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### SPF Results
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| Result | Meaning |
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|--------|---------|
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| `pass` | Authorized sender |
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| `fail` | Unauthorized (reject) |
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| `softfail` | Unauthorized (accept with mark) |
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| `neutral` | No assertion |
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| `none` | No SPF record |
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## DKIM Verification
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```bash
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opendkim-testkey -d example.com -s selector -vvv
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```
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## DMARC Record
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```bash
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dig TXT _dmarc.example.com
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# v=DMARC1; p=reject; rua=mailto:dmarc@example.com
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```
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## Microsoft Defender for Office 365 API
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### Get email threat assessment
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```http
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POST https://graph.microsoft.com/v1.0/informationProtection/threatAssessmentRequests
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Authorization: Bearer {token}
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{
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"contentType": "mail",
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"expectedAssessment": "block",
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"category": "phishing",
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"mailInfo": {
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"internetMessageId": "<message-id>"
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}
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}
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```
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## Proofpoint TAP API
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### Get blocked messages
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```http
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GET https://tap-api-v2.proofpoint.com/v2/siem/messages/blocked
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?sinceSeconds=3600
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Authorization: Basic {base64_credentials}
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```
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### Response Fields
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| Field | Description |
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|-------|-------------|
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| `spamScore` | Spam confidence (0-100) |
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| `phishScore` | Phishing confidence (0-100) |
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| `threatsInfoMap` | Threat details array |
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| `fromAddress` | Envelope sender |
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## Mimecast API — URL Protection
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### Decode Mimecast URL
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```http
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POST https://api.mimecast.com/api/ttp/url/decode-url
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Authorization: MC {access-key}:{secret-key}
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{
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"data": [{"url": "https://protect.mimecast.com/..."}]
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}
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```
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