TimeLink is attending CIPRE (Critical Infrastructure Protection and Resilience Europe).
Bringing in your own time reference using a TimeLink Time Server synchronized to GNSS
and featuring a state of the art OCXO for resilience to GNSS outage improves significantly
Critical Infrastructure where time matters Resilience.

http://www.timelinkmicro.info/products/ntp-ptp-server/

Using your own Time server allows not to depend on a web based Time which can be compromised.
TimeLink time server compliance to ANSSI directives can be provided.

Note : TimeLink can assist you with the Time reference choice.