subjectAltName
#公開鍵証明書
#TLS
#HTTPS
Common Nameで証明書検証しちゃだめ
https://www.rfc-editor.org/info/rfc9110/#name-https-certificate-verificat
https://www.rfc-editor.org/info/rfc9525/#name-overview-of-recommendations
#TODO
分かりにくい名前になっちゃったね