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For clients who have concluded contractual relationship with the I.CA, here we offer the following Web services:

  • „Administration of certificates“ service is designed for clients with large numbers of issued certificates and is used for their comfort management according to specified criteria
  • „Change of contact details“ provides the option to update contact details* which I.CA use for communication with their clients (the message of impending expiration of the certificate)
  • „Overview of issued  time stamps“ allows you to monitor the number of timestamps taken by to specified criteria


Access to individual services is authenticated by usage of commercial certificate and the I.CA, which you have specified in the contract:

Administration of certificate
Change of contact details
Overview of issued time stamps


* The I.CA PKIServiceHost application is used to support the generation of certificate requests and to access the client service portal in IE / Firefox / Chrome / Opera browsers.

Registration authorities



8/28/2019 Swedish partnership
More here
7/16/2019 I.CA starts issuing certificates using elliptic curve cryptography (ECC)
More here
3/27/2019 I.CA became a member of the OBE QTSP Working Group
More here