![]() Make use of a radio time broadcast linked to an atomic clock as a singular reference point, alongside the implementation of key protocols (NTP, PTP) to ensure adherence across the network.When addressing said requirements, organisations should address their needs from 6 separate angles:.Draft internal and external requirements for three aspects of clock synchronisation:. ![]() General Guidance on Control 8.17Ĭontrol 8.17 avoids providing organisations with a step-by-step procedure for the management of system clocks, and instead offers broad guidance on how to make use of trusted reference points.Ĭontrol 8.17 asks organisations to establish a standard reference time that can be used across all commercial, logistical and maintenance-based systems as a trusted date and time source for all the organisation’s needs. Control 8.17 primarily deals with technical matters, in the form of external data sources (atomic clocks etc.) linked to an organisation’s ICT systems.Īs such, ownership should reside with the Head of IT (or organisational equivalent), with responsibility for the day-to-day integrity and efficiency of an organisation’s ICT infrastructure.
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