INS884EN-4 29/87
In order to achieve the related requirements of EN 50136-1 clause 6.8.2 for
substitution security, the following method is used on the provided system:
Requires a UDL password and a App Code Request to set up the SmartCom
and to register the site with TCS / link to existing site on TCS.
Prevents one SmartCom being substituted with another by checking the GUID
is as expected and rejecting any communications from a SmartCom without a
matching GUID
The authenticated password for the cloud(SPT) is 16 characters along with a
user id that is a 32 character v4 GUID
In order to achieve the related requirements of EN 50136-1 clause 6.8.3 for
information security, the following method is used on the provided system:
Encryption Method
TLS 1.2 / RCS / AES
Dependent on Path; AES on incoming 4G and TLS on all other
Paths
128-bit encryption for all paths
Encrypted at Smartcom, Encrypted from Cloud to ARC using protocol
All data communication between Smartcom and TCS are encrypted
Encryption keys are machine generated and randomised
These are handled by SSL certificates and are changed every 12
months
The above prevents unauthorised reading of the transmitted
information
In order to detect unauthorised modification of the information
transmitted:
A signed message is used which employs both a public and private
key
6.5 Availability Monitoring
Texecom monitors the availability of the managed mode system by using
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