# Veri Lisans Zinciri: CC-BY-SA Viral Etkisi + Common Crawl ToS + GitHub Permissive Filter

> Source: https://sukruyusufkaya.com/learn/fine-tuning-cookbook/ftc-data-license-chain
> Updated: 2026-08-14T21:39:36.633Z
> Category: Fine-Tuning Cookbook (Model-by-Model)
> Module: Part XVIII — Compliance, Governance & Red-Teaming
**TLDR:** Training dataset'inin lisansı FT model'e nasıl yansır? CC-BY-SA viral (derivative aynı lisansta olmalı), Common Crawl ToS (research only), GitHub permissive filter (MIT/Apache/BSD only — GPL hayır). Wikipedia (CC-BY-SA) ile train ederseniz model CC-BY-SA olabilir mi? Hukuki gri alan.