Beckhoff IPC-Security Manual de usuario descargar pdf (Pagina 26)

5. Remote Access

5.1. Overview

This chapter is based on the scenario that a cyber criminal tries to attack the industrial controller from a

remote location, e.g. via the local network. Network connectivity provides a cyber criminal with more ways

to compromise system security. Industrial controllers are getting more and more connected to systems that

reside in other connectivity layers, e.g. visualizations, MES systems or even the Cloud.

5.1.1. Devices

The following table provides an overview about devices that play an important part in this scenario.

Device Category Description

IPC/EPC Industrial Controller Beckhoff Industrial-/Embedded-

Switch Networking hardware Connects devices to the network

Router Networking hardware Connects different networks

with each other

Firewall Networking hardware Protects networks

Modem Networking hardware Used for incoming/outgoing di-

alup connections

5.1.2. Software components

The following table provides an overview about software packages that play an important part in this sce-

nario.

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Beckhoff IPC-Security Manual de usuario Pagina 26