Generate child certificate from CA-issued HTTP cert
问题 So, I have a wildcard certificate which is signed by a respectable CA that all browsers recognize (Equifax). This certificate is valid for *.mydomain.com and works well. Now, what I would like to do is use this cert to sign a certificate for a subdomain like something.mydomain.com -- I don't want to use my main (wildcard) certificate for this sublocation for security reasons. Here is a diagram of the certificate chain I am looking to achieve : Equifax CA ==1==> *.mydomain.com ==2==> something