# ADM1.7 Security

Learn about security and implications for administrating a cluster.

## Requirements

## Learning Objectives

* Remember best practices
* Understand the Unix Permission Model
* Understand how to verify software authenticity and integrity
* Understand Network segmentationa nd firewalls
* Understand SSH-keys and attack monitoring
* Understand 2FA procesures
* Understand Advanced fencing of sensitive data (GDPR)