![]() ![]() With the good case, client offers bunch of anycodings_.net-core ciphers and server will pick Cipher Suite: anycodings_.net-core TLS_RSA_WITH_AES_256_GCM_SHA384 (0x009d) anycodings_.net-core (packet 6 -> ServerHello) > Authorization: Basic fglsdhjgoñisdjfhgoishdfg=Īsp.net core 3.1 Ciphers on Client Hello (28 anycodings_.net-core suites)Īsp.net core 5.0 Cipher on Client Hello (9 anycodings_.net-core suites) * Server auth using Basic with user 'user' * issuer: C=GB ST=Greater Manchester L=Salford O=COMODO CA Limited CN=COMODO RSA Organization Validation Secure Server CA * subject: C=US postalCode=63105 ST=Missouri L=St. * SSL connection using TLSv1.2 / AES256-GCM-SHA384 * TLSv1.2 (IN), TLS handshake, Finished (20): * TLSv1.2 (OUT), TLS handshake, Finished (20): * TLSv1.2 (OUT), TLS change cipher, Change cipher spec (1): * TLSv1.2 (OUT), TLS handshake, Client key exchange (16): * TLSv1.2 (IN), TLS handshake, Server finished (14): * TLSv1.2 (IN), TLS handshake, Certificate (11): * TLSv1.3 (IN), TLS handshake, Server hello (2): * TLSv1.3 (OUT), TLS handshake, Client hello (1): * CAfile: /etc/ssl/certs/ca-certificates.crt ![]() * successfully set certificate verify locations: I have results on asp.net core 3 and curl on anycodings_.net-core the same server curl -u user:passwd -kv ServerCertificateCustomValidationCallback = delegate " ServerCertificateCustomValidationCallback = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator, ServerCertificateCustomValidationCallback = (message, cert, chain, errors) => ServerCertificateCustomValidation(message, cert, chain, errors),ĪutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate, ConfigurePrimaryHttpMessageHandler(() =>ĬlientCertificateOptions = ClientCertificateOption.Manual, Services.AddHttpClient("configured-certificate") ConfigureServices((hostContext, services) => FIREWALL BUILDER SKYNET CODEWe also have our ips anycodings_.net-core whitelisted on a firewall.īut I share the anycodings_.net-core code so you can see everything I have tried using System Unfortunately I cannot share the anycodings_.net-core credentials of the application and for anycodings_.net-core reasons of nda neither the provider that is anycodings_.net-core consuming its api. I am sharing a console app bellow that you anycodings_.net-core should see to know about this anycodings_.net-core issue. End of inner exception stack trace -Īt .ConnectAsync(HttpRequestMessage request, Boolean async, CancellationToken cancellationToken)Īt .GetHttp2ConnectionAsync(HttpRequestMessage request, Boolean async, CancellationToken cancellationToken)Īt .SendWithRetryAsync(HttpRequestMessage request, Boolean async, Boolean doRequestAuth, CancellationToken cancellationToken)Īt .SendAsync(HttpRequestMessage request, Boolean async, CancellationToken cancellationToken)Īt .SendAsync(HttpRequestMessage request, Boolean async, CancellationToken cancellationToken)Īt .LoggingHttpMessageHandler.SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)Īt .LoggingScopeHttpMessageHandler.SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)Īt .SendAsyncCore(HttpRequestMessage request, HttpCompletionOption completionOption, Boolean async, Boolean emitTelemetryStartStop, CancellationToken cancellationToken) > System.IO.IOException: Received an unexpected EOF or 0 bytes from the transport stream.Īt .g_InternalFillHandshakeBufferAsync|182_0(TIOAdapter adap, ValueTask`1 task, Int32 minSize)Īt .ReceiveBlobAsync(TIOAdapter adapter)Īt .ForceAuthenticationAsync(TIOAdapter adapter, Boolean receiveFirst, Byte reAuthenticationData, Boolean isApm)Īt .EstablishSslConnectionAsyncCore(Boolean async, Stream stream, SslClientAuthenticationOptions sslOptions, CancellationToken cancellationToken) SSL Handshake failed with OpenSSL on Ubuntu anycodings_.net-core 18.04/20.04 using HttpClient and net5.0 : The SSL connection could not be established, see inner exception. ![]() It's happening only in anycodings_.net-core asp.net core 5.0, the same code run on anycodings_.net-core asp.net core 3.1 I have a problem with TLS 1.2 in asp.net anycodings_.net-core core 5.0 and linux. ![]()
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