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As of the 9th of July 2018, there will be no more issuing of certificates under the "Deutsche Telekom Root CA 2"

On July 9, 2019 (11:59 pm) the validity period of the root certification authority "Deutsche Telekom Root CA 2" ends. At the latest from this point in time, end entity certificates can no longer be issued by the intermediate certification authority (Sub CA) "Shared Business CA 4". All previously issued certificates will then expire.On July 9, 2019 (11:59 pm) the validity period of the root certification authority "Deutsche Telekom Root CA 2" ends. At the latest from this point in time, end entity certificates can no longer be issued by the intermediate certification authority (Sub CA) "Shared Business CA 4". All previously issued certificates will then expire.

Alternatively the root certification authority (Root CA) "T-TeleSec GlobalRoot Class 2" is already available to you, which is expected to be usable until October 01, 2033: This root CA certificate is already preinstalled in the certificate store of the most operating systems and browsers as "trustworthy" (trust anchor).

Please check the certificate issuer (intermediate or sub certification authority) of the end entity certificates. In case you still using the "Shared Business CA 4", please contact us immediately.

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