diff --git a/GlobalTerminalService/GTServerBase.cs b/GlobalTerminalService/GTServerBase.cs
index 1db8055b..87f14929 100644
--- a/GlobalTerminalService/GTServerBase.cs
+++ b/GlobalTerminalService/GTServerBase.cs
@@ -207,8 +207,14 @@ namespace PkmnFoundations.GlobalTerminalService
         {
             if (UseSsl)
             {
+                // todo: If we target .NET Core 3+, we can manually enable RC4 cipher suites.
+                // https://github.com/dotnet/runtime/issues/23818
+                // The DS wants to use SSLv3 and one of the following ciphers:
+                // 0x0004 TLS_RSA_WITH_RC4_128_MD5
+                // 0x0005 TLS_RSA_WITH_RC4_128_SHA
+                // For now, the only functional approach is to enable these ciphers in the registry or via e.g. IISCrypto.
                 SslStream sslClient = new SslStream(c.GetStream());
-                sslClient.AuthenticateAsServer(Certificate);
+                sslClient.AuthenticateAsServer(Certificate, false, System.Security.Authentication.SslProtocols.Ssl3, false);
                 return sslClient;
             }
             else return c.GetStream();
diff --git a/GlobalTerminalService/app.config b/GlobalTerminalService/app.config
index 5689ec75..a59ccbda 100644
--- a/GlobalTerminalService/app.config
+++ b/GlobalTerminalService/app.config
@@ -1,8 +1,18 @@
 <?xml version="1.0"?>
+
 <configuration>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup>
+  
+  <startup>
+    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/>
+  </startup>
+
+  <runtime>
+    <!-- Too bad AppContexts are only supported on .NET 4.6+ and don't seem to override ciphers disabled in the registry anyway. -->
+    <AppContextSwitchOverrides value="Switch.System.Net.DontEnableSchUseStrongCrypto=true"/>
+  </runtime>
+  
   <connectionStrings>
-    <add name="pkmnFoundationsConnectionString" connectionString="Server=gts;Database=gts;User ID=gts;Password=gts;Pooling=true;charset=utf8" providerName="MySql.Data.MySqlClient"/>
+    <add name="pkmnFoundationsConnectionString" connectionString="Server=localhost;Database=gts;User ID=gts;Password=gts;Pooling=true;charset=utf8" providerName="MySql.Data.MySqlClient"/>
   </connectionStrings>
 
 </configuration>