[SSL] TLS/SSL憑證 DV, OV, EV 差異與識別方法

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TLS/SSL Wiki


差異與識別方法

DV (Domain validated)

最低等級認證,僅做網域認證。(EX. Let's encrypt)

識別:在憑證的Organization(O),無組織資訊

OV (Organization validated)

公司組織認證。(EX. TWCA)

識別:在憑證的Organization(O),含有組織資訊

CN = github.com
O = GitHub, Inc.
L = San Francisco
S = California
C = US 

EV (Extended validation)

最高等級認證,審核嚴謹。

識別:各瀏覽器網址列安全顯示公司名稱

Chrome: 使用者(Subject)查看Organization(O)

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