[HENNGE Device Certificate] Maintenance Notice (September 20, 2023, Wednesday, 02:00 - 04:00(JST))


This applies to customers who are using HENNGE Device Certificate.


Thank you for using HENNGE One as always.
We would like to inform customers using HENNGE Device Certificate about maintenance of the HENNGE Device Certificate issuance management system.

HENNGE Device Certificate is provided using the CyberTrust Device ID provided by CyberTrust Co., Ltd.
We have received a notice from CyberTrust Co., Ltd. that maintenance will be carried out according to the schedule below for system maintenance.

[Maintenance Period]

September 20, 2023 (Wednesday) 02:00 - 04:00(JST)

During the above maintenance period, various impacts will occur at the following times:


September 20, 2023 (Wednesday) 02:00 - 03:30(JST)
・There will be 2 momentary disruptions during the above time period.

September 20, 2023 (Wednesday) 03:30 - 04:00(JST)
・There will be a maximum of 3 communication interruptions lasting up to 30 seconds each during the above time period.

During the momentary disruptions and communication interruptions mentioned above, services such as certificate application and issuance will be suspended.
We apologize for any inconvenience this may cause our customers during the suspension period and appreciate your understanding.

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