SigmaForge Logsource Classifier
TF-IDF + Logistic Regression classifier that maps detection hypotheses to Sigma logsource fields (product, service, category).
Intended Use
- Classify log source for Sigma rule generation pipeline
- Not for production SIEM routing without retraining on your environment
Training
Trained on synthetic hypothesis ↔ logsource pairs derived from SigmaHQ rule corpus.
Limitations
- CPU-only inference
- Best performance on Windows/Sysmon/DNS hypotheses
- Heuristic fallback when model artifacts unavailable
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