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Certification Authority

TSP Mediacert, within Worldline, has set up Online Certification Authorities.

WORLDLINE is regularly audited for its compliance with the European eIDAS regulation. All of WORLDLINE's compliance information can be viewed here.

For the delivery of One Time Usage electronic signature certificates:

  • the Certification Authorities called Mediacert OTU LCP CA
  • the Certification Authorities called Mediacert OTU CA
  • the Certification Authority called AC OTU

For the delivery of long-term electronic signature certificates:

  • the Certification Authorities called Mediacert PERM CA

For the delivery of electronic seal certificates:

  • the Certification Authorities called Mediacert ORG CA
  • the Certification Authorities called Mediacert ORG NCP CA
  • the Certification Authority called AC OTU

Apart from the “AC OTU” Certification Authority issued by the “Root AWL 2012” Certification Authority, these Certification Authorities have been emitted by the intermediate Certification Authority “Mediacert Trust CA 2019”, that same emitted by the root Certification Authority '' Mediacert Root CA 2018”. These Certification Authorities are said to be Offline.

The following documents, related to the certification service, bring more details concerning each of the Certification Authorities.

Documents relative to Certification Authorities

Offline Certification Authorities

Offline CA Certificate Policy - Certificate Practice Statement (v1.4)

Online Certification Authorities

Online CA Certificate Policy - Certificate Practice Statement ("AC OTU" CA) (v3.6)

Online CA Certificate Policy - Certificate Practice Statement (other CAs) (v5.2)

Terms of Use

Online CA General Subscription Conditions (v2.2)

Online CA General Conditions of Services (v2.4)

Previous versions

Click here to access previous versions of documents

CA 2019
2012 Root CA certificate
2018 Root CA certificate
Mediacert Trust CA 2019 certificate issued by the 2018 Root CA
OTU CA certificate issued by the 2012 Root CA
Mediacert OTU LCP CA 2018 certificate issued by the 2018 Root CA
Mediacert OTU LCP CA 2019 S2 certificate issued by the 2018 Root CA
Mediacert ORG NCP CA 2019 S1 certificate issued by Mediacert Trust CA 2019
Mediacert ORG NCP CA 2019 S2 certificate issued by Mediacert Trust CA 2019
Mediacert ORG CA 2019 S1 certificate issued by Mediacert Trust CA 2019
Mediacert ORG CA 2019 S2 certificate issued by Mediacert Trust CA 2019
Mediacert OTU CA 2019 S1 certificate issued by Mediacert Trust CA 2019
Mediacert OTU CA 2019 S2 certificate issued by Mediacert Trust CA 2019
Mediacert PERM CA 2019 S1 certificate issued by Mediacert Trust CA 2019
Mediacert PERM CA 2019 S2 certificate issued by Mediacert Trust CA 2019
Test certificates issued by the online CA (07/2020)
Test certificates issued by the online CA (04/2022)
List of revoked authorities by the 2012 Root CA
List of revoked authorities by 2018 Root CA
List of revoked authorities by the Mediacert Trust CA 2019
List of revoked certificates issued by the OTU CA before 2017 (ETSI TS 102 042)
CA 2021
2021 Root CA certificate
Mediacert Trust CA 2021 certificate issued by Mediacert Root CA 2021
Mediacert OTU LCP CA 2021 S1 certificate issued by Mediacert Root CA 2021
Mediacert OTU LCP CA 2021 S2 certificate issued by Mediacert Root CA 2021
Mediacert ORG NCP CA 2021 S1 certificate issued by Mediacert Trust CA 2021
Mediacert ORG NCP CA 2021 S2 certificate issued by Mediacert Trust CA 2021
Mediacert ORG CA 2021 certificate issued by Mediacert Trust CA 2021
Mediacert ORG CA 2021 certificate issued by Mediacert Trust CA 2021
Mediacert OTU CA 2021 S1 certificate issued by Mediacert Trust CA 2021
Mediacert OTU CA 2021 S2 certificate issued by Mediacert Trust CA 2021
Mediacert PERM CA 2021 S1 certificate issued by Mediacert Trust CA 2021
Mediacert PERM CA 2021 S2 certificate issued by Mediacert Trust CA 2021
List of revoked authorities by 2021 Root CA
List of revoked authorities by the Mediacert Trust CA 2021