# Banking Internal Copilot: On-Prem + KVKK Audit-Log + Prompt Injection Red-Team

> Source: https://sukruyusufkaya.com/en/learn/fine-tuning-cookbook/ftc-tr-banking-internal-copilot
> Updated: 2026-05-14T14:43:03.187Z
> Category: Fine-Tuning Cookbook (Model-by-Model)
> Module: Part XVII — Turkey Use-Case Labs
**TLDR:** Internal copilot for Turkish banking (customer rep + ops team): on-prem (BDDK + KVKK mandatory), audit log (every query + response 7-year retention), prompt injection red-team (attacker tries to access customer data), Mistral Small 3 24B + air-gapped deploy.