Section 5
Cyber security
5.1
Cyber security definition
Cyber security aims to secure the properties of the organization against security risks.
To strengthen the system and increase the security level towards any cyber security
attacks from the Internet, certain actions are recommended while configuring the
device.
•
The device should be installed physically secure, for example, in a locked
cabinet.
•
The latest security updates need to be installed for all network devices.
•
The network inventory needs to be documented and kept up to date.
•
Unused services and interfaces should always be disabled.
•
Only VPN connections should be used to access remote networks.
5.2
Enhancing operator and subscription security
Network subscription and SIM card must be stored safely and configured to prevent
misuse of services.
•
Disable unused services from SIM cards.
•
Voice calls
•
SMS
•
Paid services
•
Roaming
•
Use pin code in SIM cards.
•
Prefer a private APN service from the operator.
•
Prefer M2M subscription SIM cards from the operator.
•
Use private IP addressing from the operator for cellular network based
communications.
•
If connected to a public IP network, do not use plain text protocols such as http,
SNMP and telnet. Always use VPN to connect to the device.
1MRS758459 C
Section 5
Cyber security
ARC600
39
User Manual
