Due to the maintenance scheduled on Saturday 14th November 2026 from 09:00 to 21:00, the provision of the following CTT eSignTrust services will be suspended, affected users include certificate holders of Personal, Government, and Corporate. We apologize for any inconvenience caused.

 

The affected services are as follows:

- Search for and Check the Status of an eSignTrust Certificate (including LDAP and OCSP)

- eSignTrust Certificate Revocation Service

- Certificate Revocation List (CRL) Download Service

- Online Application of Electronic Certificate Service (including Personal, Government and Corporate)

 

For any enquiries, please feel free to contact us (Tel: 2833 0338, Fax: 8299 5515, Email: enquiry@esigntrust.com).