Merge branch 'dispute-agents-sign-summary' into dispute-agent-branch

core/src/main/java/bisq/core/support/dispute/DisputeManager.java

@@ -48,6 +48,7 @@ import bisq.network.p2p.SendMailboxMessageListener;
 
 import bisq.common.UserThread;
 import bisq.common.app.Version;
+import bisq.common.crypto.KeyRing;
 import bisq.common.crypto.PubKeyRing;
 import bisq.common.handlers.FaultHandler;
 import bisq.common.handlers.ResultHandler;
@@ -63,6 +64,8 @@ import javafx.beans.property.IntegerProperty;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
 
+import java.security.KeyPair;
+
 import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
@@ -90,6 +93,8 @@ public abstract class DisputeManager<T extends DisputeList<? extends DisputeList
 
     @Getter
     protected final ObservableList<Dispute> disputesWithInvalidDonationAddress = FXCollections.observableArrayList();
+    @Getter
+    private final KeyPair signatureKeyPair;
 
 
     ///////////////////////////////////////////////////////////////////////////////////////////
@@ -104,7 +109,7 @@ public abstract class DisputeManager<T extends DisputeList<? extends DisputeList
                           ClosedTradableManager closedTradableManager,
                           OpenOfferManager openOfferManager,
                           DaoFacade daoFacade,
-                          PubKeyRing pubKeyRing,
+                          KeyRing keyRing,
                           DisputeListService<T> disputeListService,
                           PriceFeedService priceFeedService) {
         super(p2PService, walletsSetup);
@@ -115,7 +120,8 @@ public abstract class DisputeManager<T extends DisputeList<? extends DisputeList
         this.closedTradableManager = closedTradableManager;
         this.openOfferManager = openOfferManager;
         this.daoFacade = daoFacade;
-        this.pubKeyRing = pubKeyRing;
+        this.pubKeyRing = keyRing.getPubKeyRing();
+        signatureKeyPair = keyRing.getSignatureKeyPair();
         this.disputeListService = disputeListService;
         this.priceFeedService = priceFeedService;
     }
@@ -267,7 +273,6 @@ public abstract class DisputeManager<T extends DisputeList<? extends DisputeList
         return disputeList.stream().filter(e -> e.getTradeId().equals(tradeId)).findAny();
     }
 
-
     ///////////////////////////////////////////////////////////////////////////////////////////
     // Message handler
     ///////////////////////////////////////////////////////////////////////////////////////////
@@ -646,7 +651,7 @@ public abstract class DisputeManager<T extends DisputeList<? extends DisputeList
     }
 
     // dispute agent send result to trader
-    public void sendDisputeResultMessage(DisputeResult disputeResult, Dispute dispute, String text) {
+    public void sendDisputeResultMessage(DisputeResult disputeResult, Dispute dispute, String summaryText) {
         T disputeList = getDisputeList();
         if (disputeList == null) {
             log.warn("disputes is null");
@@ -658,7 +663,7 @@ public abstract class DisputeManager<T extends DisputeList<? extends DisputeList
                 dispute.getTradeId(),
                 dispute.getTraderPubKeyRing().hashCode(),
                 false,
-                text,
+                summaryText,
                 p2PService.getAddress());
 
         disputeResult.setChatMessage(chatMessage);

core/src/main/java/bisq/core/support/dispute/arbitration/ArbitrationManager.java

@@ -54,6 +54,7 @@ import bisq.network.p2p.SendMailboxMessageListener;
 import bisq.common.Timer;
 import bisq.common.UserThread;
 import bisq.common.app.Version;
+import bisq.common.crypto.KeyRing;
 import bisq.common.crypto.PubKeyRing;
 
 import org.bitcoinj.core.AddressFormatException;
@@ -90,11 +91,11 @@ public final class ArbitrationManager extends DisputeManager<ArbitrationDisputeL
                               ClosedTradableManager closedTradableManager,
                               OpenOfferManager openOfferManager,
                               DaoFacade daoFacade,
-                              PubKeyRing pubKeyRing,
+                              KeyRing keyRing,
                               ArbitrationDisputeListService arbitrationDisputeListService,
                               PriceFeedService priceFeedService) {
         super(p2PService, tradeWalletService, walletService, walletsSetup, tradeManager, closedTradableManager,
-                openOfferManager, daoFacade, pubKeyRing, arbitrationDisputeListService, priceFeedService);
+                openOfferManager, daoFacade, keyRing, arbitrationDisputeListService, priceFeedService);
     }
 
 

core/src/main/java/bisq/core/support/dispute/mediation/MediationManager.java

@@ -47,7 +47,7 @@ import bisq.network.p2p.P2PService;
 import bisq.common.Timer;
 import bisq.common.UserThread;
 import bisq.common.app.Version;
-import bisq.common.crypto.PubKeyRing;
+import bisq.common.crypto.KeyRing;
 import bisq.common.handlers.ErrorMessageHandler;
 import bisq.common.handlers.ResultHandler;
 
@@ -82,11 +82,11 @@ public final class MediationManager extends DisputeManager<MediationDisputeList>
                             ClosedTradableManager closedTradableManager,
                             OpenOfferManager openOfferManager,
                             DaoFacade daoFacade,
-                            PubKeyRing pubKeyRing,
+                            KeyRing keyRing,
                             MediationDisputeListService mediationDisputeListService,
                             PriceFeedService priceFeedService) {
         super(p2PService, tradeWalletService, walletService, walletsSetup, tradeManager, closedTradableManager,
-                openOfferManager, daoFacade, pubKeyRing, mediationDisputeListService, priceFeedService);
+                openOfferManager, daoFacade, keyRing, mediationDisputeListService, priceFeedService);
     }
 
     ///////////////////////////////////////////////////////////////////////////////////////////

core/src/main/java/bisq/core/support/dispute/refund/RefundManager.java

@@ -45,7 +45,7 @@ import bisq.network.p2p.P2PService;
 import bisq.common.Timer;
 import bisq.common.UserThread;
 import bisq.common.app.Version;
-import bisq.common.crypto.PubKeyRing;
+import bisq.common.crypto.KeyRing;
 
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
@@ -76,11 +76,11 @@ public final class RefundManager extends DisputeManager<RefundDisputeList> {
                          ClosedTradableManager closedTradableManager,
                          OpenOfferManager openOfferManager,
                          DaoFacade daoFacade,
-                         PubKeyRing pubKeyRing,
+                         KeyRing keyRing,
                          RefundDisputeListService refundDisputeListService,
                          PriceFeedService priceFeedService) {
         super(p2PService, tradeWalletService, walletService, walletsSetup, tradeManager, closedTradableManager,
-                openOfferManager, daoFacade, pubKeyRing, refundDisputeListService, priceFeedService);
+                openOfferManager, daoFacade, keyRing, refundDisputeListService, priceFeedService);
     }
 
     ///////////////////////////////////////////////////////////////////////////////////////////

core/src/main/resources/i18n/displayStrings.properties

@@ -1007,11 +1007,24 @@ support.tab.legacyArbitration.support=Legacy Arbitration
 support.tab.ArbitratorsSupportTickets={0}'s tickets
 support.filter=Search disputes
 support.filter.prompt=Enter trade ID, date, onion address or account data
+
+support.sigCheck.button=Verify result
+support.sigCheck.popup.info=In case of a reimbursement request to the DAO you need to paste the summary message of the \
+  mediation and arbitration process in your reimbursement request on Github. To make this statement verifiable any user can \
+  check with this tool if the signature of the mediator or arbitrator matches the summary message.
+support.sigCheck.popup.header=Verify dispute result signature
+support.sigCheck.popup.msg.label=Summary message
+support.sigCheck.popup.msg.prompt=Copy & paste summary message from dispute
+support.sigCheck.popup.result=Validation result
+support.sigCheck.popup.success=Signature is valid
+support.sigCheck.popup.failed=Signature verification failed
+support.sigCheck.popup.invalidFormat=Message is not of expected format. Copy & paste summary message from dispute.
+
 support.reOpenByTrader.prompt=Are you sure you want to re-open the dispute?
-support.reOpenButton.label=Re-open dispute
+support.reOpenButton.label=Re-open
-support.sendNotificationButton.label=Send private notification
+support.sendNotificationButton.label=Private notification
-support.reportButton.label=Generate report
+support.reportButton.label=Report
-support.fullReportButton.label=Get text dump of all disputes
+support.fullReportButton.label=All disputes
 support.noTickets=There are no open tickets
 support.sendingMessage=Sending Message...
 support.receiverNotOnline=Receiver is not online. Message is saved to their mailbox.
@@ -2446,15 +2459,25 @@ disputeSummaryWindow.reason.TRADE_ALREADY_SETTLED=Trade already settled
 disputeSummaryWindow.summaryNotes=Summary notes
 disputeSummaryWindow.addSummaryNotes=Add summary notes
 disputeSummaryWindow.close.button=Close ticket
-disputeSummaryWindow.close.msg=Ticket closed on {0}\n\n\
+
+# Do no change any line break or order of tokens as the structure is used for signature verification
+disputeSummaryWindow.close.msg=Ticket closed on {0}\n\
+  {1} node address: {2}\n\n\
   Summary:\n\
-Payout amount for BTC buyer: {1}\n\
+  Trade ID: {3}\n\
-Payout amount for BTC seller: {2}\n\n\
+  Currency: {4}\n\
-Reason for dispute: {3}\n\n\
+  Trade amount: {5}\n\
-Summary notes:\n{4}
+  Payout amount for BTC buyer: {6}\n\
-disputeSummaryWindow.close.nextStepsForMediation=\n\nNext steps:\n\
+  Payout amount for BTC seller: {7}\n\n\
+  Reason for dispute: {8}\n\n\
+  Summary notes:\n{9}\n
+
+# Do no change any line break or order of tokens as the structure is used for signature verification
+disputeSummaryWindow.close.msgWithSig={0}{1}{2}{3}
+
+disputeSummaryWindow.close.nextStepsForMediation=\nNext steps:\n\
 Open trade and accept or reject suggestion from mediator
-disputeSummaryWindow.close.nextStepsForRefundAgentArbitration=\n\nNext steps:\n\
+disputeSummaryWindow.close.nextStepsForRefundAgentArbitration=\nNext steps:\n\
 No further action is required from you. If the arbitrator decided in your favor, you'll see a "Refund from arbitration" transaction in Funds/Transactions
 disputeSummaryWindow.close.closePeer=You need to close also the trading peers ticket!
 disputeSummaryWindow.close.txDetails.headline=Publish refund transaction

desktop/src/main/java/bisq/desktop/main/overlays/windows/DisputeSummaryWindow.java

@@ -23,6 +23,7 @@ import bisq.desktop.components.BisqTextArea;
 import bisq.desktop.components.InputTextField;
 import bisq.desktop.main.overlays.Overlay;
 import bisq.desktop.main.overlays.popups.Popup;
+import bisq.desktop.main.support.dispute.DisputeSummaryVerification;
 import bisq.desktop.util.DisplayUtils;
 import bisq.desktop.util.Layout;
 
@@ -88,8 +89,7 @@ import java.util.Date;
 import java.util.Optional;
 import java.util.concurrent.TimeUnit;
 
-import org.slf4j.Logger;
+import lombok.extern.slf4j.Slf4j;
-import org.slf4j.LoggerFactory;
 
 import static bisq.desktop.util.FormBuilder.add2ButtonsWithBox;
 import static bisq.desktop.util.FormBuilder.addConfirmationLabelLabel;
@@ -97,8 +97,9 @@ import static bisq.desktop.util.FormBuilder.addTitledGroupBg;
 import static bisq.desktop.util.FormBuilder.addTopLabelWithVBox;
 import static com.google.common.base.Preconditions.checkNotNull;
 
+@Slf4j
 public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
-    private static final Logger log = LoggerFactory.getLogger(DisputeSummaryWindow.class);
+
 
     private final CoinFormatter formatter;
     private final MediationManager mediationManager;
@@ -109,7 +110,7 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
     private final FeeService feeService;
     private final DaoFacade daoFacade;
     private Dispute dispute;
-    private Optional<Runnable> finalizeDisputeHandlerOptional = Optional.<Runnable>empty();
+    private Optional<Runnable> finalizeDisputeHandlerOptional = Optional.empty();
     private ToggleGroup tradeAmountToggleGroup, reasonToggleGroup;
     private DisputeResult disputeResult;
     private RadioButton buyerGetsTradeAmountRadioButton, sellerGetsTradeAmountRadioButton,
@@ -227,7 +228,7 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
         else
             disputeResult = dispute.getDisputeResultProperty().get();
 
-        peersDisputeOptional = getDisputeManager(dispute).getDisputesAsObservableList().stream()
+        peersDisputeOptional = checkNotNull(getDisputeManager(dispute)).getDisputesAsObservableList().stream()
                 .filter(d -> dispute.getTradeId().equals(d.getTradeId()) && dispute.getTraderId() != d.getTraderId())
                 .findFirst();
 
@@ -790,31 +791,52 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
     }
 
     private void doClose(Button closeTicketButton) {
+        DisputeManager<? extends DisputeList<? extends DisputeList>> disputeManager = getDisputeManager(dispute);
+        if (disputeManager == null) {
+            return;
+        }
+
+        boolean isRefundAgent = disputeManager instanceof RefundManager;
         disputeResult.setLoserPublisher(isLoserPublisherCheckBox.isSelected());
         disputeResult.setCloseDate(new Date());
         dispute.setDisputeResult(disputeResult);
         dispute.setIsClosed(true);
         DisputeResult.Reason reason = disputeResult.getReason();
-        String text = Res.get("disputeSummaryWindow.close.msg",
+
+        summaryNotesTextArea.textProperty().unbindBidirectional(disputeResult.summaryNotesProperty());
+        String role = isRefundAgent ? Res.get("shared.refundAgent") : Res.get("shared.mediator");
+        String agentNodeAddress = checkNotNull(disputeManager.getAgentNodeAddress(dispute)).getFullAddress();
+        Contract contract = dispute.getContract();
+        String currencyCode = contract.getOfferPayload().getCurrencyCode();
+        String amount = formatter.formatCoinWithCode(contract.getTradeAmount());
+        String textToSign = Res.get("disputeSummaryWindow.close.msg",
                 DisplayUtils.formatDateTime(disputeResult.getCloseDate()),
+                role,
+                agentNodeAddress,
+                dispute.getShortTradeId(),
+                currencyCode,
+                amount,
                 formatter.formatCoinWithCode(disputeResult.getBuyerPayoutAmount()),
                 formatter.formatCoinWithCode(disputeResult.getSellerPayoutAmount()),
                 Res.get("disputeSummaryWindow.reason." + reason.name()),
-                disputeResult.summaryNotesProperty().get());
+                disputeResult.summaryNotesProperty().get()
+        );
 
         if (reason == DisputeResult.Reason.OPTION_TRADE &&
                 dispute.getChatMessages().size() > 1 &&
                 dispute.getChatMessages().get(1).isSystemMessage()) {
-            text += "\n\n" + dispute.getChatMessages().get(1).getMessage();
+            textToSign += "\n" + dispute.getChatMessages().get(1).getMessage() + "\n";
         }
 
-        if (dispute.getSupportType() == SupportType.MEDIATION) {
+        String summaryText = DisputeSummaryVerification.signAndApply(disputeManager, disputeResult, textToSign);
-            text += Res.get("disputeSummaryWindow.close.nextStepsForMediation");
+
-        } else if (dispute.getSupportType() == SupportType.REFUND) {
+        if (isRefundAgent) {
-            text += Res.get("disputeSummaryWindow.close.nextStepsForRefundAgentArbitration");
+            summaryText += Res.get("disputeSummaryWindow.close.nextStepsForRefundAgentArbitration");
+        } else {
+            summaryText += Res.get("disputeSummaryWindow.close.nextStepsForMediation");
         }
 
-        checkNotNull(getDisputeManager(dispute)).sendDisputeResultMessage(disputeResult, dispute, text);
+        disputeManager.sendDisputeResultMessage(disputeResult, dispute, summaryText);
 
         if (peersDisputeOptional.isPresent() && !peersDisputeOptional.get().isClosed() && !DevEnv.isDevMode()) {
             UserThread.runAfter(() -> new Popup()
@@ -824,7 +846,6 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
         }
 
         finalizeDisputeHandlerOptional.ifPresent(Runnable::run);
-
         closeTicketButton.disableProperty().unbind();
 
         hide();

desktop/src/main/java/bisq/desktop/main/overlays/windows/VerifyDisputeResultSignatureWindow.java

@@ -0,0 +1,96 @@
+/*
+ * This file is part of Bisq.
+ *
+ * Bisq is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * Bisq is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Bisq. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package bisq.desktop.main.overlays.windows;
+
+import bisq.desktop.main.overlays.Overlay;
+import bisq.desktop.main.support.dispute.DisputeSummaryVerification;
+
+import bisq.core.locale.Res;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
+
+import javafx.scene.control.TextArea;
+import javafx.scene.control.TextField;
+import javafx.scene.layout.ColumnConstraints;
+import javafx.scene.layout.GridPane;
+import javafx.scene.layout.Priority;
+
+import javafx.geometry.HPos;
+import javafx.geometry.Insets;
+
+import lombok.extern.slf4j.Slf4j;
+
+import static bisq.desktop.util.FormBuilder.addMultilineLabel;
+import static bisq.desktop.util.FormBuilder.addTopLabelTextArea;
+import static bisq.desktop.util.FormBuilder.addTopLabelTextField;
+
+@Slf4j
+public class VerifyDisputeResultSignatureWindow extends Overlay<VerifyDisputeResultSignatureWindow> {
+    private TextArea textArea;
+    private TextField resultTextField;
+    private final MediatorManager mediatorManager;
+    private final RefundAgentManager refundAgentManager;
+
+    public VerifyDisputeResultSignatureWindow(MediatorManager mediatorManager, RefundAgentManager refundAgentManager) {
+        this.mediatorManager = mediatorManager;
+        this.refundAgentManager = refundAgentManager;
+
+        type = Type.Attention;
+    }
+
+    public void show() {
+        if (headLine == null)
+            headLine = Res.get("support.sigCheck.popup.header");
+
+        width = 1050;
+        createGridPane();
+        addHeadLine();
+        addContent();
+        addButtons();
+
+        applyStyles();
+        display();
+
+        textArea.textProperty().addListener((observable, oldValue, newValue) -> {
+            resultTextField.setText(DisputeSummaryVerification.verifySignature(newValue,
+                    mediatorManager,
+                    refundAgentManager));
+        });
+    }
+
+    @Override
+    protected void createGridPane() {
+        gridPane = new GridPane();
+        gridPane.setHgap(5);
+        gridPane.setVgap(5);
+        gridPane.setPadding(new Insets(64, 64, 64, 64));
+        gridPane.setPrefWidth(width);
+
+        ColumnConstraints columnConstraints1 = new ColumnConstraints();
+        columnConstraints1.setHalignment(HPos.RIGHT);
+        columnConstraints1.setHgrow(Priority.SOMETIMES);
+        gridPane.getColumnConstraints().addAll(columnConstraints1);
+    }
+
+    private void addContent() {
+        addMultilineLabel(gridPane, ++rowIndex, Res.get("support.sigCheck.popup.info"), 0, width);
+        textArea = addTopLabelTextArea(gridPane, ++rowIndex, Res.get("support.sigCheck.popup.msg.label"),
+                Res.get("support.sigCheck.popup.msg.prompt")).second;
+        resultTextField = addTopLabelTextField(gridPane, ++rowIndex, Res.get("support.sigCheck.popup.result")).second;
+    }
+}

desktop/src/main/java/bisq/desktop/main/support/dispute/DisputeSummaryVerification.java

@@ -0,0 +1,102 @@
+/*
+ * This file is part of Bisq.
+ *
+ * Bisq is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * Bisq is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Bisq. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package bisq.desktop.main.support.dispute;
+
+import bisq.core.locale.Res;
+import bisq.core.support.dispute.DisputeList;
+import bisq.core.support.dispute.DisputeManager;
+import bisq.core.support.dispute.DisputeResult;
+import bisq.core.support.dispute.agent.DisputeAgent;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
+
+import bisq.network.p2p.NodeAddress;
+
+import bisq.common.crypto.CryptoException;
+import bisq.common.crypto.Hash;
+import bisq.common.crypto.Sig;
+import bisq.common.util.Utilities;
+
+import java.security.KeyPair;
+import java.security.PublicKey;
+
+import lombok.extern.slf4j.Slf4j;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+@Slf4j
+public class DisputeSummaryVerification {
+    // Must not change as it is used for splitting the text for verifying the signature of the summary message
+    private static final String SEPARATOR1 = "\n-----BEGIN SIGNATURE-----\n";
+    private static final String SEPARATOR2 = "\n-----END SIGNATURE-----\n";
+
+    public static String signAndApply(DisputeManager<? extends DisputeList<? extends DisputeList>> disputeManager,
+                                      DisputeResult disputeResult,
+                                      String textToSign) {
+
+        byte[] hash = Hash.getSha256Hash(textToSign);
+        KeyPair signatureKeyPair = disputeManager.getSignatureKeyPair();
+        String sigAsHex;
+        try {
+            byte[] signature = Sig.sign(signatureKeyPair.getPrivate(), hash);
+            sigAsHex = Utilities.encodeToHex(signature);
+            disputeResult.setArbitratorSignature(signature);
+        } catch (CryptoException e) {
+            sigAsHex = "Signing failed";
+        }
+
+        return Res.get("disputeSummaryWindow.close.msgWithSig",
+                textToSign,
+                SEPARATOR1,
+                sigAsHex,
+                SEPARATOR2);
+    }
+
+    public static String verifySignature(String input,
+                                         MediatorManager mediatorManager,
+                                         RefundAgentManager refundAgentManager) {
+        try {
+            String[] parts = input.split(SEPARATOR1);
+            String textToSign = parts[0];
+            String fullAddress = textToSign.split("\n")[1].split(": ")[1];
+            NodeAddress nodeAddress = new NodeAddress(fullAddress);
+            DisputeAgent disputeAgent = mediatorManager.getDisputeAgentByNodeAddress(nodeAddress).orElse(null);
+            if (disputeAgent == null) {
+                disputeAgent = refundAgentManager.getDisputeAgentByNodeAddress(nodeAddress).orElse(null);
+            }
+            checkNotNull(disputeAgent);
+            PublicKey pubKey = disputeAgent.getPubKeyRing().getSignaturePubKey();
+
+            String sigString = parts[1].split(SEPARATOR2)[0];
+            byte[] sig = Utilities.decodeFromHex(sigString);
+            byte[] hash = Hash.getSha256Hash(textToSign);
+            try {
+                boolean result = Sig.verify(pubKey, hash, sig);
+                if (result) {
+                    return Res.get("support.sigCheck.popup.success");
+                } else {
+                    return Res.get("support.sigCheck.popup.failed");
+                }
+            } catch (CryptoException e) {
+                return Res.get("support.sigCheck.popup.failed");
+            }
+        } catch (Throwable e) {
+            return Res.get("support.sigCheck.popup.invalidFormat");
+        }
+    }
+}

desktop/src/main/java/bisq/desktop/main/support/dispute/DisputeView.java

@@ -28,6 +28,7 @@ import bisq.desktop.main.overlays.windows.ContractWindow;
 import bisq.desktop.main.overlays.windows.DisputeSummaryWindow;
 import bisq.desktop.main.overlays.windows.SendPrivateNotificationWindow;
 import bisq.desktop.main.overlays.windows.TradeDetailsWindow;
+import bisq.desktop.main.overlays.windows.VerifyDisputeResultSignatureWindow;
 import bisq.desktop.main.shared.ChatView;
 import bisq.desktop.util.DisplayUtils;
 import bisq.desktop.util.GUIUtil;
@@ -42,6 +43,8 @@ import bisq.core.support.dispute.DisputeList;
 import bisq.core.support.dispute.DisputeManager;
 import bisq.core.support.dispute.DisputeResult;
 import bisq.core.support.dispute.DisputeSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.support.messages.ChatMessage;
 import bisq.core.trade.Contract;
 import bisq.core.trade.Trade;
@@ -121,6 +124,8 @@ public abstract class DisputeView extends ActivatableView<VBox, Void> {
     private final TradeDetailsWindow tradeDetailsWindow;
 
     private final AccountAgeWitnessService accountAgeWitnessService;
+    private final MediatorManager mediatorManager;
+    private final RefundAgentManager refundAgentManager;
     private final boolean useDevPrivilegeKeys;
 
     protected TableView<Dispute> tableView;
@@ -136,7 +141,7 @@ public abstract class DisputeView extends ActivatableView<VBox, Void> {
     protected FilteredList<Dispute> filteredList;
     protected InputTextField filterTextField;
     private ChangeListener<String> filterTextFieldListener;
-    protected AutoTooltipButton reOpenButton, sendPrivateNotificationButton, reportButton, fullReportButton;
+    protected AutoTooltipButton sigCheckButton, reOpenButton, sendPrivateNotificationButton, reportButton, fullReportButton;
     private Map<String, ListChangeListener<ChatMessage>> disputeChatMessagesListeners = new HashMap<>();
     @Nullable
     private ListChangeListener<Dispute> disputesListener; // Only set in mediation cases
@@ -157,6 +162,8 @@ public abstract class DisputeView extends ActivatableView<VBox, Void> {
                        ContractWindow contractWindow,
                        TradeDetailsWindow tradeDetailsWindow,
                        AccountAgeWitnessService accountAgeWitnessService,
+                       MediatorManager mediatorManager,
+                       RefundAgentManager refundAgentManager,
                        boolean useDevPrivilegeKeys) {
         this.disputeManager = disputeManager;
         this.keyRing = keyRing;
@@ -167,6 +174,8 @@ public abstract class DisputeView extends ActivatableView<VBox, Void> {
         this.contractWindow = contractWindow;
         this.tradeDetailsWindow = tradeDetailsWindow;
         this.accountAgeWitnessService = accountAgeWitnessService;
+        this.mediatorManager = mediatorManager;
+        this.refundAgentManager = refundAgentManager;
         this.useDevPrivilegeKeys = useDevPrivilegeKeys;
     }
 
@@ -222,6 +231,12 @@ public abstract class DisputeView extends ActivatableView<VBox, Void> {
             showFullReport();
         });
 
+        sigCheckButton = new AutoTooltipButton(Res.get("support.sigCheck.button"));
+        HBox.setHgrow(sigCheckButton, Priority.NEVER);
+        sigCheckButton.setOnAction(e -> {
+            new VerifyDisputeResultSignatureWindow(mediatorManager, refundAgentManager).show();
+        });
+
         Pane spacer = new Pane();
         HBox.setHgrow(spacer, Priority.ALWAYS);
 
@@ -234,7 +249,8 @@ public abstract class DisputeView extends ActivatableView<VBox, Void> {
                 reOpenButton,
                 sendPrivateNotificationButton,
                 reportButton,
-                fullReportButton);
+                fullReportButton,
+                sigCheckButton);
         VBox.setVgrow(filterBox, Priority.NEVER);
 
         tableView = new TableView<>();

desktop/src/main/java/bisq/desktop/main/support/dispute/agent/DisputeAgentView.java

@@ -34,6 +34,8 @@ import bisq.core.support.dispute.DisputeList;
 import bisq.core.support.dispute.DisputeManager;
 import bisq.core.support.dispute.DisputeSession;
 import bisq.core.support.dispute.agent.MultipleHolderNameDetection;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.user.DontShowAgainLookup;
 import bisq.core.util.coin.CoinFormatter;
@@ -77,6 +79,8 @@ public abstract class DisputeAgentView extends DisputeView implements MultipleHo
                             TradeDetailsWindow tradeDetailsWindow,
                             AccountAgeWitnessService accountAgeWitnessService,
                             DaoFacade daoFacade,
+                            MediatorManager mediatorManager,
+                            RefundAgentManager refundAgentManager,
                             boolean useDevPrivilegeKeys) {
         super(disputeManager,
                 keyRing,
@@ -87,6 +91,8 @@ public abstract class DisputeAgentView extends DisputeView implements MultipleHo
                 contractWindow,
                 tradeDetailsWindow,
                 accountAgeWitnessService,
+                mediatorManager,
+                refundAgentManager,
                 useDevPrivilegeKeys);
 
         multipleHolderNameDetection = new MultipleHolderNameDetection(disputeManager);

desktop/src/main/java/bisq/desktop/main/support/dispute/agent/arbitration/ArbitratorView.java

@@ -31,6 +31,8 @@ import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeSession;
 import bisq.core.support.dispute.arbitration.ArbitrationManager;
 import bisq.core.support.dispute.arbitration.ArbitrationSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.FormattingUtils;
 import bisq.core.util.coin.CoinFormatter;
@@ -55,6 +57,8 @@ public class ArbitratorView extends DisputeAgentView {
                           TradeDetailsWindow tradeDetailsWindow,
                           AccountAgeWitnessService accountAgeWitnessService,
                           DaoFacade daoFacade,
+                          MediatorManager mediatorManager,
+                          RefundAgentManager refundAgentManager,
                           @Named(Config.USE_DEV_PRIVILEGE_KEYS) boolean useDevPrivilegeKeys) {
         super(arbitrationManager,
                 keyRing,
@@ -66,6 +70,8 @@ public class ArbitratorView extends DisputeAgentView {
                 tradeDetailsWindow,
                 accountAgeWitnessService,
                 daoFacade,
+                mediatorManager,
+                refundAgentManager,
                 useDevPrivilegeKeys);
     }
 

desktop/src/main/java/bisq/desktop/main/support/dispute/agent/mediation/MediatorView.java

@@ -31,6 +31,8 @@ import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeSession;
 import bisq.core.support.dispute.mediation.MediationManager;
 import bisq.core.support.dispute.mediation.MediationSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.FormattingUtils;
 import bisq.core.util.coin.CoinFormatter;
@@ -55,6 +57,8 @@ public class MediatorView extends DisputeAgentView {
                         TradeDetailsWindow tradeDetailsWindow,
                         AccountAgeWitnessService accountAgeWitnessService,
                         DaoFacade daoFacade,
+                        MediatorManager mediatorManager,
+                        RefundAgentManager refundAgentManager,
                         @Named(Config.USE_DEV_PRIVILEGE_KEYS) boolean useDevPrivilegeKeys) {
         super(mediationManager,
                 keyRing,
@@ -66,6 +70,8 @@ public class MediatorView extends DisputeAgentView {
                 tradeDetailsWindow,
                 accountAgeWitnessService,
                 daoFacade,
+                mediatorManager,
+                refundAgentManager,
                 useDevPrivilegeKeys);
     }
 

desktop/src/main/java/bisq/desktop/main/support/dispute/agent/refund/RefundAgentView.java

@@ -29,8 +29,10 @@ import bisq.core.dao.DaoFacade;
 import bisq.core.support.SupportType;
 import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
 import bisq.core.support.dispute.refund.RefundManager;
 import bisq.core.support.dispute.refund.RefundSession;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.FormattingUtils;
 import bisq.core.util.coin.CoinFormatter;
@@ -55,6 +57,8 @@ public class RefundAgentView extends DisputeAgentView {
                            TradeDetailsWindow tradeDetailsWindow,
                            AccountAgeWitnessService accountAgeWitnessService,
                            DaoFacade daoFacade,
+                           MediatorManager mediatorManager,
+                           RefundAgentManager refundAgentManager,
                            @Named(Config.USE_DEV_PRIVILEGE_KEYS) boolean useDevPrivilegeKeys) {
         super(refundManager,
                 keyRing,
@@ -66,6 +70,8 @@ public class RefundAgentView extends DisputeAgentView {
                 tradeDetailsWindow,
                 accountAgeWitnessService,
                 daoFacade,
+                mediatorManager,
+                refundAgentManager,
                 useDevPrivilegeKeys);
     }
 

desktop/src/main/java/bisq/desktop/main/support/dispute/client/DisputeClientView.java

@@ -28,6 +28,8 @@ import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeList;
 import bisq.core.support.dispute.DisputeManager;
 import bisq.core.support.dispute.DisputeSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.coin.CoinFormatter;
 
@@ -43,9 +45,12 @@ public abstract class DisputeClientView extends DisputeView {
                              ContractWindow contractWindow,
                              TradeDetailsWindow tradeDetailsWindow,
                              AccountAgeWitnessService accountAgeWitnessService,
+                             MediatorManager mediatorManager,
+                             RefundAgentManager refundAgentManager,
                              boolean useDevPrivilegeKeys) {
         super(DisputeManager, keyRing, tradeManager, formatter, disputeSummaryWindow, privateNotificationManager,
-                contractWindow, tradeDetailsWindow, accountAgeWitnessService, useDevPrivilegeKeys);
+                contractWindow, tradeDetailsWindow, accountAgeWitnessService,
+                mediatorManager, refundAgentManager, useDevPrivilegeKeys);
     }
 
     @Override

desktop/src/main/java/bisq/desktop/main/support/dispute/client/arbitration/ArbitrationClientView.java

@@ -30,6 +30,8 @@ import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeSession;
 import bisq.core.support.dispute.arbitration.ArbitrationManager;
 import bisq.core.support.dispute.arbitration.ArbitrationSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.FormattingUtils;
 import bisq.core.util.coin.CoinFormatter;
@@ -37,9 +39,8 @@ import bisq.core.util.coin.CoinFormatter;
 import bisq.common.config.Config;
 import bisq.common.crypto.KeyRing;
 
-import javax.inject.Named;
-
 import javax.inject.Inject;
+import javax.inject.Named;
 
 @FxmlView
 public class ArbitrationClientView extends DisputeClientView {
@@ -53,10 +54,12 @@ public class ArbitrationClientView extends DisputeClientView {
                                  ContractWindow contractWindow,
                                  TradeDetailsWindow tradeDetailsWindow,
                                  AccountAgeWitnessService accountAgeWitnessService,
+                                 MediatorManager mediatorManager,
+                                 RefundAgentManager refundAgentManager,
                                  @Named(Config.USE_DEV_PRIVILEGE_KEYS) boolean useDevPrivilegeKeys) {
         super(arbitrationManager, keyRing, tradeManager, formatter, disputeSummaryWindow,
                 privateNotificationManager, contractWindow, tradeDetailsWindow, accountAgeWitnessService,
-                useDevPrivilegeKeys);
+                mediatorManager, refundAgentManager, useDevPrivilegeKeys);
     }
 
     @Override

desktop/src/main/java/bisq/desktop/main/support/dispute/client/mediation/MediationClientView.java

@@ -32,6 +32,8 @@ import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeSession;
 import bisq.core.support.dispute.mediation.MediationManager;
 import bisq.core.support.dispute.mediation.MediationSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.FormattingUtils;
 import bisq.core.util.coin.CoinFormatter;
@@ -54,10 +56,12 @@ public class MediationClientView extends DisputeClientView {
                                ContractWindow contractWindow,
                                TradeDetailsWindow tradeDetailsWindow,
                                AccountAgeWitnessService accountAgeWitnessService,
+                               MediatorManager mediatorManager,
+                               RefundAgentManager refundAgentManager,
                                @Named(Config.USE_DEV_PRIVILEGE_KEYS) boolean useDevPrivilegeKeys) {
         super(mediationManager, keyRing, tradeManager, formatter, disputeSummaryWindow,
                 privateNotificationManager, contractWindow, tradeDetailsWindow, accountAgeWitnessService,
-                useDevPrivilegeKeys);
+                mediatorManager, refundAgentManager, useDevPrivilegeKeys);
     }
 
     @Override

desktop/src/main/java/bisq/desktop/main/support/dispute/client/refund/RefundClientView.java

@@ -28,8 +28,10 @@ import bisq.core.alert.PrivateNotificationManager;
 import bisq.core.support.SupportType;
 import bisq.core.support.dispute.Dispute;
 import bisq.core.support.dispute.DisputeSession;
+import bisq.core.support.dispute.mediation.mediator.MediatorManager;
 import bisq.core.support.dispute.refund.RefundManager;
 import bisq.core.support.dispute.refund.RefundSession;
+import bisq.core.support.dispute.refund.refundagent.RefundAgentManager;
 import bisq.core.trade.TradeManager;
 import bisq.core.util.FormattingUtils;
 import bisq.core.util.coin.CoinFormatter;
@@ -37,9 +39,8 @@ import bisq.core.util.coin.CoinFormatter;
 import bisq.common.config.Config;
 import bisq.common.crypto.KeyRing;
 
-import javax.inject.Named;
-
 import javax.inject.Inject;
+import javax.inject.Named;
 
 @FxmlView
 public class RefundClientView extends DisputeClientView {
@@ -53,10 +54,12 @@ public class RefundClientView extends DisputeClientView {
                             ContractWindow contractWindow,
                             TradeDetailsWindow tradeDetailsWindow,
                             AccountAgeWitnessService accountAgeWitnessService,
+                            MediatorManager mediatorManager,
+                            RefundAgentManager refundAgentManager,
                             @Named(Config.USE_DEV_PRIVILEGE_KEYS) boolean useDevPrivilegeKeys) {
         super(refundManager, keyRing, tradeManager, formatter, disputeSummaryWindow,
                 privateNotificationManager, contractWindow, tradeDetailsWindow, accountAgeWitnessService,
-                useDevPrivilegeKeys);
+                mediatorManager, refundAgentManager, useDevPrivilegeKeys);
     }
 
     @Override