[Change] Announcement on Intermediate Root Replacement for DigiCert Products

Dear Customer,

To improve certificate compatibility and security, we completed the intermediate root switch upgrade for DigiCert series products on March 17, 2025. The affected products (and their corresponding replacement intermediate roots) are as follows:

Digicert Secure Site Pro OV SSL 证书
Digicert Secure Site Pro OV 通配符‌SSL证书
Digicert Secure Site Pro EV SSL 证书
Digicert Secure Site EV SSL 证书
Digicert Secure Site OV SSL 证书
Digicert Secure Site OV 通配符SSL证书
Digicert Basic OV SSL 证书
Digicert Basic OV 通配符SSL证书
Digicert Basic EV SSL 证书
Geotrust OV SSL 证书
Geotrust OV 通配符SSL证书
Geotrust EV SSL 证书

After the switch, the above certificates will be issued with the new intermediate root by default. If you would like to learn more product details, please feel free to contact your account manager or official customer service for relevant information. Thank you for your understanding and support!