From 1a810c062044d3d432ec8e2cccd7eb5752d71221 Mon Sep 17 00:00:00 2001
From: Craig Raw <craigraw@gmail.com>
Date: Tue, 4 Aug 2026 14:54:50 +0200
Subject: [PATCH] add bitbox02 attestation failed dialog

---
 lark                                              |  2 +-
 .../java/com/sparrowwallet/sparrow/io/Hwi.java    | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/lark b/lark
index a246d87c..ddffe556 160000
--- a/lark
+++ b/lark
@@ -1 +1 @@
-Subproject commit a246d87ccafab476636dcdcf878851cb43f572d8
+Subproject commit ddffe556f0d1ba6a138be3b362ce74219fed0710
diff --git a/src/main/java/com/sparrowwallet/sparrow/io/Hwi.java b/src/main/java/com/sparrowwallet/sparrow/io/Hwi.java
index fd9fa8d2..9c3165b2 100644
--- a/src/main/java/com/sparrowwallet/sparrow/io/Hwi.java
+++ b/src/main/java/com/sparrowwallet/sparrow/io/Hwi.java
@@ -541,12 +541,27 @@ public class Hwi {
     }
 
     private static final class BitBoxFxNoiseConfig extends BitBoxFileNoiseConfig {
+        private static final AtomicBoolean attestationWarningShown = new AtomicBoolean(false);
+
         private BitBoxPairingDialog pairingDialog;
 
         public BitBoxFxNoiseConfig() {
             super(Path.of(Storage.getDataHome().getAbsolutePath(), LARK_HOME_DIR, BITBOX_FILENAME).toFile());
         }
 
+        @Override
+        public void attestationCheck(boolean result) {
+            if(!result) {
+                log.warn("BitBox02 attestation check failed, device may not be genuine");
+                //Devices are opened repeatedly while enumerating, so warn only once per session
+                if(attestationWarningShown.compareAndSet(false, true)) {
+                    Platform.runLater(() -> AppServices.showWarningDialog("BitBox02 Attestation Failed",
+                            "This BitBox02 did not pass the attestation check, which means it may not be a genuine device.\n\n" +
+                                    "Do not use it to store funds until you have verified it externally."));
+                }
+            }
+        }
+
         @Override
         public boolean showPairing(String code, DeviceResponse response) throws DeviceException {
             CountDownLatch latch = new CountDownLatch(1);