eSignTrust Certification Services Maintenance Notification
2018-10-31 | General

Due to the maintenance scheduled on 10th November 2018 (Saturday) from 03:30 to 05:00, the provision of the following CTT eSignTrust services might be unstable. We apologize for any inconvenience caused.


The affected services are:

- eSignCloud Service login and signing

- eSignTrust Mobile One Time Password (eMOTP) registration service


Should you have any enquiry, please feel free to contact us at TEL: 28330338, FAX: 82995515, EMAIL:


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