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Siemens SCALANCE XR-500 User Manual

Siemens SCALANCE XR-500
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Secure/non-secure protocols and services
Avoid or disable non-secure protocols and services, for example HTTP, Telnet and TFTP. For
historical reasons, these protocols are available, however not intended for secure
applications. Use non-secure protocols on the device with caution.
Check whether use of the following protocols and services is necessary:
Non authenticated and unencrypted ports
HTTP
Telnet
SNMPv1/v2c
NTP
MRP, HRP, STP, RSTP and MSTP
IGMP snooping
LLDP
DCP
Syslog
DHCP Options 66/67
TFTP
GMRP and GVRP
The following protocols provide secure alternatives:
HTTP → HTTPS
Telnet → SSH
SNMPv1/v2c → SNMPv3
Check whether use of SNMPv1/v2c. is necessary. SNMPv1/v2c is classi󹪝ed as non-secure.
Use the option of preventing write access. The device provides you with suitable setting
options.
If SNMP is enabled, change the community names. If no unrestricted access is necessary,
restrict access with SNMP.
Use the authentication and encryption mechanisms of SNMPv3.
TFTP → SFTP
NTP → NTPsecure
Use secure protocols when access to the device is not prevented by physical protection
measures.
If you require non-secure protocols and services, operate the device only within a protected
network area.
Restrict the services and protocols available to the outside to a minimum.
If you use RADIUS for management access to the device, activate secure protocols and
services.
Security recommendations
3.1Security recommendations
SCALANCE XR-500
Operating Instructions, 07/2023, C79000-G8976-C692-01 19

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Siemens SCALANCE XR-500 Specifications

General IconGeneral
BrandSiemens
ModelSCALANCE XR-500
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LanguageEnglish

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