# CN=StartCom Certification Authority, OU=Secure Digital Certificate Signing, O=StartCom Ltd., C=IL
# CN=StartCom Certification Authority G2, OU=null, O=StartCom Ltd., C=IL
This restriction has been implemented in both [https://hg.mozilla.org/mozilla-central/annotate/facaf90aeaaf/security/certverifier/NSSCertDBTrustDomain.cpp#l740 in the Mozilla platform security code (PSM)], which is shared by the Mozilla applications (Firefox, Thunderbird, etc.), and in addition, [https://hg.mozilla.org/projects/nss/annotate/1feb89a254de/lib/certhigh/certvfy.c#l492 in the NSS library code], which is used by applications that use the NSS certificate verification APIs.
==WoSign==
Mozilla [https://bugzilla.mozilla.org/show_bug.cgi?id=1311824 currently recommends] not trusting any certificates issued by this CA after October 21st, 2016. That recommendation covers the following roots:
# CN=CA 沃通根证书, OU=null, O=WoSign CA Limited, C=CN
# CN=Certification Authority of WoSign, OU=null, O=WoSign CA Limited, C=CN
# CN=Certification Authority of WoSign G2, OU=null, O=WoSign CA Limited, C=CN
# CN=CA WoSign ECC Root, OU=null, O=WoSign CA Limited, C=CN
This restriction has been implemented in both [https://hg.mozilla.org/mozilla-central/annotate/facaf90aeaaf/security/certverifier/NSSCertDBTrustDomain.cpp#l740 in the Mozilla platform security code (PSM)], which is shared by the Mozilla applications (Firefox, Thunderbird, etc.), and in addition, [https://hg.mozilla.org/projects/nss/annotate/1feb89a254de/lib/certhigh/certvfy.c#l492 in the NSS library code], which is used by applications that use the NSS certificate verification APIs.