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Golang 获取https证书信息、过期信息 package main import ( "crypto/tls" "fmt" "net/http" ) func main() { tr := &http.Transport{ TLSClientConfig: &tls.Config{InsecureSkipVerify: true}, } client := &http.Client{Transport: tr} seedUrl := "https://richerdyoung.com" resp, err := client.Get(seedUrl) defer resp.Body.Close() if err != nil { fmt.Errorf(seedUrl," 请求失败") panic(err) } //fmt.Println(resp.TLS.PeerCertificates[0]) certInfo:=resp.TLS.PeerCertificates[0] fmt.Println("过期时间:",certInfo.NotAfter) fmt.Println("组织信息:",certInfo.Subject) } 运行结果过期时间: 2021-09-02 07:27:20 +0000 UTC 组织信息: CN=www.richerdyoung.com
