1.26.10

src/main/java/org/cloudburstmc/proxypass/ProxyPass.java

@@ -46,7 +46,7 @@
 import org.cloudburstmc.protocol.bedrock.BedrockPong;
 import org.cloudburstmc.protocol.bedrock.codec.BedrockCodec;
 import org.cloudburstmc.protocol.bedrock.codec.BedrockCodecHelper;
-import org.cloudburstmc.protocol.bedrock.codec.v924.Bedrock_v924;
+import org.cloudburstmc.protocol.bedrock.codec.v944.Bedrock_v944;
 import org.cloudburstmc.protocol.bedrock.data.EncodingSettings;
 import org.cloudburstmc.protocol.bedrock.data.definitions.BlockDefinition;
 import org.cloudburstmc.protocol.bedrock.netty.initializer.BedrockChannelInitializer;
@@ -96,11 +96,11 @@ public class ProxyPass {
     public static final YAMLMapper YAML_MAPPER = (YAMLMapper) new YAMLMapper().disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
     public static final String MINECRAFT_VERSION;
 
-    public static final BedrockCodecHelper HELPER = Bedrock_v924.CODEC.createHelper();
-    public static final BedrockCodec CODEC = Bedrock_v924.CODEC
+    public static final BedrockCodecHelper HELPER = Bedrock_v944.CODEC.createHelper();
+    public static final BedrockCodec CODEC = Bedrock_v944.CODEC
         .toBuilder()
-        .protocolVersion(924)
-        .minecraftVersion("1.26.0")
+        .protocolVersion(944)
+        .minecraftVersion("1.26.10")
         .helper(() -> HELPER).build();
 
     public static final int PROTOCOL_VERSION = CODEC.getProtocolVersion();

src/main/java/org/cloudburstmc/proxypass/network/bedrock/util/ForgeryUtils.java

@@ -77,6 +77,10 @@ public static String forgeOfflineAuthData(KeyPair pair, AuthData authData) {
     }
 
     public static AuthPayload forgeOnlineAuthData(BedrockAuthManager authManager, ECPublicKey mojangPublicKey) throws InvalidJwtException, JoseException {
+        if (ProxyPass.CODEC.getProtocolVersion() > 924) {
+            return new DualPayload(List.of(".."), authManager.getMinecraftMultiplayerToken().getCached().getToken(), AuthType.FULL);
+        }
+
         MinecraftCertificateChain mcChain = authManager.getMinecraftCertificateChain().getCached();
         KeyPair sessionKeyPair = authManager.getSessionKeyPair();
         String publicBase64Key = Base64.getEncoder().encodeToString(sessionKeyPair.getPublic().getEncoded());
@@ -134,7 +138,10 @@ public static String forgeOnlineSkinData(Account account, JSONObject skinData, S
 
         HashMap<String,Object> overrideData = new HashMap<String,Object>();
         overrideData.put("DeviceId", account.authManager().getDeviceId().toString().replace("-", ""));
-        overrideData.put("DeviceOS", 1); // Android per MinecraftAuth 4.0
+        if (ProxyPass.CODEC.getProtocolVersion() < 944) {
+            // Chain is no longer sent in v944 and above, so it should no longer be possible for a server to detect that auth was from android
+            overrideData.put("DeviceOS", 1); // Android per MinecraftAuth 4.0
+        }
         overrideData.put("ThirdPartyName", account.authManager().getMinecraftMultiplayerToken().getCached().getDisplayName());
 
         switch (serverAddress) {