asp.net core 6.0网站在其他服务器上，本地运行都正常，迁移到 部署到windowsserver2019 iis上 ，出现大于50k的图片无法上传，后来追踪日志发现报以下异常：
ERROR Microsoft.AspNetCore.Antiforgery.DefaultAntiforgery - An exception was thrown while deserializing the token.
Microsoft.AspNetCore.Antiforgery.AntiforgeryValidationException: The antiforgery token could not be decrypted.
---> System.Security.Cryptography.CryptographicException: The key {5bb7f024-2ca9-48a6-9f35-f7aa16b0a2b9} was not found in the key ring. For more information go to http://aka.ms/dataprotectionwarning
at Microsoft.AspNetCore.DataProtection.KeyManagement.KeyRingBasedDataProtector.UnprotectCore(Byte[] protectedData, Boolean allowOperationsOnRevokedKeys, UnprotectStatus& status)
at Microsoft.AspNetCore.DataProtection.KeyManagement.KeyRingBasedDataProtector.Unprotect(Byte[] protectedData)
at Microsoft.AspNetCore.Antiforgery.DefaultAntiforgeryTokenSerializer.Deserialize(String serializedToken)
--- End of inner exception stack trace ---
at Microsoft.AspNetCore.Antiforgery.DefaultAntiforgeryTokenSerializer.Deserialize(String serializedToken)
at Microsoft.AspNetCore.Antiforgery.DefaultAntiforgery.GetCookieTokenDoesNotThrow(HttpContext httpContext)
大意是无法在服务器上验证防伪令牌。错误："Microsoft.AspNetCore.Antiforgery.AntiforgeryValidationException:无法解密防伪令牌
最后搜索解决方案如下
修改IIS应用程序池标识，使其具有读取密钥的足够权限。更多详细信息，您可以参考以下步骤：
1.打开IIS管理控制台：
2.选择您的应用程序池
3.将应用程序池标识修改为本地系统或其他有足够权限访问密钥的域帐户。
改成本地账号，完美解决 特做记录
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