OwYaV1bqOOdARbAoJ7q8LO6EBjyIVr03mFusPaMCOzcEn3zL5XafknM36Vqtdmqz XaF0YSwgcy5wLiBbScSMIDQ3MTE0OTgzXTEeMBwGA1UEAxMVUG9zdFNpZ251bSBSī290IFFDQSAyMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoFz8yBxfĢgf1uN0GGXknvGHwurpp4Lw3ZPWZB6nEBDGjSGIXK0Or6Xa3ZT+tVDTeUUjT133GħVs51D6z/ShWy+9T7a1f6XInakewyFj8PT0EdZ4tAybNYdEUO/dShg2WvUyfZfXHĠjmmZm6qUDy0VfKQfiyWchQRi/A圆zXaU2+X3hXBfvRMr5l6zgxYVATEyxCfOLM9Ī5U6lhp圜Df2Gg6dPc5Cy6QwYGGpYER1fzLGsN9stdutkwlP13DHU1Sp6W5ywtfL NTAxMTkwODA0MzFaMFsxCzAJBgNVBAYTAkNaMSwwKgYDVQQKDCPEjGVza8OhIHBv MCoGA1UECgwjxIxlc2vDoSBwb8WhdGEsIHMucC4gW0nEjCA0NzExNDk4M10xHjAcīgNVBAMTFVBvc3RTaWdudW0gUm9vdCBRQ0EgMjAeFw0xMDAxMTkwODA0MzFaFw0y MIIFnDCCBISgAwIBAgIBZDANBgkqhkiG9w0BAQsFADBbMQswCQYDVQQGEwJDWjEs This is the root CA cert that your app currently doesn't trust: -BEGIN CERTIFICATE. Rather than switch off SSL validation, an alternative approach would be to add the root CA cert to the list of CAs your app trusts. The reason it's failing is not because it isn't signed but because the root certificate isn't trusted by your client. Private static bool AcceptAllCertifications(object sender, 509Certificates.X509Certificate certification, 509Certificates.X509Chain chain, sslPolicyErrors) So at this point when calling the method, / is based on a SSL Connection, an Error is caused by Servers whoes / Sometime when requesting Data and the sending Webserverconnection / In Short: the Method solves the Problem of broken Certificates. Public static void IgnoreBadCertificates() / below this causes to bypass errors caused by SLL-Errors. / Together with the AcceptAllCertifications method right HttpWebRequest request_data = (urlquerystring) as HttpWebRequest after the Ignore call i can do what ever i want. IgnoreBadCertificates Method: //I use a method to ignore bad certs caused by misc errors Remember to do cert.GetCertHashString().ToLower(). Then click on Certificate -> Details -> Thumbprint and copy the value. How to get cert.GetCertHashString() value in Chrome:Ĭlick on Secure or Not Secure in the address bar. Var httpResponse = httpClient.GetAsync("").Result Using (var httpClient = new HttpClient(httpClientHandler)) If (sslPolicyErrors = SslPolicyErrors.None) HttpClientHandler.ServerCertificateCustomValidationCallback = (message, cert, chain, sslPolicyErrors) => NET Core: using (var httpClientHandler = new HttpClientHandler()) If you would like to only allow valid certificates plus some certain certificates it could be done like this. Allowing all certificates is very powerful but it could also be dangerous.
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