From 50b1c85b503408eb244f3ee555ad0ca13f71c846 Mon Sep 17 00:00:00 2001
From: xljiulang <366193849@qq.com>
Date: Sun, 18 Sep 2022 02:14:21 +0800
Subject: [PATCH] =?UTF-8?q?=E5=85=BC=E5=AE=B9=E6=97=A0SubjectKeyIdentifier?=
 =?UTF-8?q?=E7=9A=84ca=E8=AF=81=E4=B9=A6?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 FastGithub.HttpServer/Certs/CertGenerator.cs | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/FastGithub.HttpServer/Certs/CertGenerator.cs b/FastGithub.HttpServer/Certs/CertGenerator.cs
index b1ed7f3..8bb00ff 100644
--- a/FastGithub.HttpServer/Certs/CertGenerator.cs
+++ b/FastGithub.HttpServer/Certs/CertGenerator.cs
@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Net;
 using System.Security.Cryptography;
 using System.Security.Cryptography.X509Certificates;
@@ -136,11 +135,11 @@ namespace FastGithub.HttpServer.Certs
 
 
         private static X509Extension GetAuthorityKeyIdentifierExtension(X509Certificate2 certificate)
-        {
+        { 
+            var extension = new X509SubjectKeyIdentifierExtension(certificate.PublicKey, false);
 #if NET7_0_OR_GREATER
-            return X509AuthorityKeyIdentifierExtension.CreateFromCertificate(certificate, true, false);
+            return X509AuthorityKeyIdentifierExtension.CreateFromSubjectKeyIdentifier(extension);
 #else
-            var extension = certificate.Extensions.OfType<X509SubjectKeyIdentifierExtension>().First();
             var subjectKeyIdentifier = extension.RawData.AsSpan(2);
             var rawData = new byte[subjectKeyIdentifier.Length + 4];
             rawData[0] = 0x30;