System.Net.Security.NegotiateStreamPal.AcquireCredentialsHandle C# (CSharp) Method

        internal unsafe static SafeFreeCredentials AcquireCredentialsHandle(string package, bool isServer, NetworkCredential credential)
        {
            SafeSspiAuthDataHandle authData = null;
            try
            {
                Interop.SECURITY_STATUS result = Interop.SspiCli.SspiEncodeStringsAsAuthIdentity(
                    credential.UserName, credential.Domain,
                    credential.Password, out authData);

                if (result != Interop.SECURITY_STATUS.OK)
                {
                    if (NetEventSource.IsEnabled) NetEventSource.Error(null, SR.Format(SR.net_log_operation_failed_with_error, nameof(Interop.SspiCli.SspiEncodeStringsAsAuthIdentity), $"0x{(int)result:X}"));
                    throw new Win32Exception((int)result);
                }

                return SSPIWrapper.AcquireCredentialsHandle(GlobalSSPI.SSPIAuth,
                    package, (isServer ? Interop.SspiCli.CredentialUse.SECPKG_CRED_INBOUND : Interop.SspiCli.CredentialUse.SECPKG_CRED_OUTBOUND), ref authData);
            }
            finally
            {
                if (authData != null)
                {
                    authData.Dispose();
                }
            }
        }