> ## Documentation Index
> Fetch the complete documentation index at: https://ihub.learnille.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Audit Space

> Migrated from the previous Learnille internal documentation hub

**Purpose:** Document system audit logging, security event tracking, compliance monitoring, and audit trail retention policies for **Learnille**.

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## 📂 Navigation & Directory Structure

* 📜 **[System Audit Logging Specification](https://ihub.learnille.com/audit/system-audit-log.md)** - Architecture of the NestJS audit module (`server/src/audit`), audited event types, database schema, retention policies, and admin audit trail inspection APIs.


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