Updated on 2026-08-14

app/src/main/java/com/tangem/tap/ApplicationEntryPoint.kt

@@ -8,6 +8,8 @@ import com.tangem.common.routing.AppRouter
 import com.tangem.core.analytics.filter.OneTimeEventFilter
 import com.tangem.core.configtoggle.blockchain.ExcludedBlockchainsManager
 import com.tangem.core.configtoggle.feature.FeatureTogglesManager
+import com.tangem.core.decompose.di.GlobalUiMessageSender
+import com.tangem.core.decompose.ui.UiMessageSender
 import com.tangem.core.navigation.settings.SettingsManager
 import com.tangem.core.navigation.share.ShareManager
 import com.tangem.core.navigation.url.UrlOpener
@@ -134,4 +136,7 @@ interface ApplicationEntryPoint {
     fun getSettingsManager(): SettingsManager
 
     fun getBlockchainExceptionHandler(): BlockchainExceptionHandler
+
+    @GlobalUiMessageSender
+    fun getUiMessageSender(): UiMessageSender
 }

app/src/main/java/com/tangem/tap/TangemApplication.kt

@@ -21,6 +21,7 @@ import com.tangem.core.analytics.models.Basic
 import com.tangem.core.analytics.models.Basic.TransactionSent.WalletForm
 import com.tangem.core.configtoggle.blockchain.ExcludedBlockchainsManager
 import com.tangem.core.configtoggle.feature.FeatureTogglesManager
+import com.tangem.core.decompose.ui.UiMessageSender
 import com.tangem.core.navigation.settings.SettingsManager
 import com.tangem.core.ui.clipboard.ClipboardManager
 import com.tangem.datasource.api.common.MoshiConverter
@@ -210,6 +211,10 @@ abstract class TangemApplication : Application(), ImageLoaderFactory {
 
     private val blockchainExceptionHandler: BlockchainExceptionHandler
         get() = entryPoint.getBlockchainExceptionHandler()
+
+    private val uiMessageSender: UiMessageSender
+        get() = entryPoint.getUiMessageSender()
+
     // endregion
 
     override fun onCreate() {
@@ -308,6 +313,7 @@ abstract class TangemApplication : Application(), ImageLoaderFactory {
                     appPreferencesStore = appPreferencesStore,
                     clipboardManager = clipboardManager,
                     settingsManager = settingsManager,
+                    uiMessageSender = uiMessageSender,
                 ),
             ),
         )

app/src/main/java/com/tangem/tap/domain/scanCard/LegacyScanProcessor.kt

@@ -11,13 +11,13 @@ import com.tangem.core.analytics.api.AnalyticsEventHandler
 import com.tangem.core.analytics.models.AnalyticsEvent
 import com.tangem.core.analytics.models.AnalyticsParam
 import com.tangem.core.analytics.models.Basic
+import com.tangem.core.analytics.models.event.OnboardingAnalyticsEvent
 import com.tangem.core.decompose.di.GlobalUiMessageSender
 import com.tangem.core.decompose.ui.UiMessageSender
 import com.tangem.core.ui.R
 import com.tangem.core.ui.extensions.resourceReference
 import com.tangem.core.ui.extensions.toWrappedList
-import com.tangem.core.ui.message.DialogMessage
-import com.tangem.core.ui.message.EventMessageAction
+import com.tangem.core.ui.message.dialog.Dialogs
 import com.tangem.datasource.api.tangemTech.models.UserTokensResponse
 import com.tangem.datasource.local.preferences.PreferencesKeys
 import com.tangem.datasource.local.preferences.utils.getObjectSyncOrNull
@@ -28,7 +28,6 @@ import com.tangem.domain.feedback.models.FeedbackEmailType
 import com.tangem.domain.models.scan.ScanResponse
 import com.tangem.domain.wallets.builder.UserWalletIdBuilder
 import com.tangem.sdk.extensions.localizedDescriptionRes
-import com.tangem.tap.common.analytics.events.Onboarding
 import com.tangem.tap.common.analytics.paramsInterceptor.CardContextInterceptor
 import com.tangem.tap.common.extensions.*
 import com.tangem.tap.common.redux.AppDialog
@@ -168,36 +167,25 @@ internal class LegacyScanProcessor @Inject constructor(
         crossinline onCancel: () -> Unit,
     ) {
         if (error is TangemSdkError.CardVerificationFailed) {
-            analyticsEventHandler.send(event = Onboarding.OfflineAttestationFailed)
+            analyticsEventHandler.send(event = OnboardingAnalyticsEvent.Onboarding.OfflineAttestationFailed)
 
             val resource = error.localizedDescriptionRes()
             val resId = resource.resId ?: R.string.common_unknown_error
             val resArgs = resource.args.map { it.value }
 
             uiMessageSender.send(
-                message = DialogMessage(
-                    message = resourceReference(id = resId, resArgs.toWrappedList()),
-                    title = resourceReference(id = R.string.security_alert_title),
-                    isDismissable = false,
-                    firstActionBuilder = {
-                        EventMessageAction(
-                            title = resourceReference(id = R.string.alert_button_request_support),
-                            onClick = {
-                                mainScope.launch {
-                                    onCancel()
+                message = Dialogs.cardVerificationFailed(
+                    errorDescription = resourceReference(id = resId, resArgs.toWrappedList()),
+                    onRequestSupport = {
+                        mainScope.launch {
+                            onCancel()
 
-                                    store.inject(DaggerGraphState::sendFeedbackEmailUseCase).invoke(
-                                        type = FeedbackEmailType.CardAttestationFailed,
-                                    )
-                                }
-                            },
-                        )
-                    },
-                    secondActionBuilder = {
-                        cancelAction {
-                            mainScope.launch { onCancel() }
+                            store.inject(DaggerGraphState::sendFeedbackEmailUseCase).invoke(
+                                type = FeedbackEmailType.CardAttestationFailed,
+                            )
                         }
                     },
+                    onCancelClick = { onCancel() },
                 ),
             )
         } else {

app/src/main/java/com/tangem/tap/domain/twins/CreateFirstTwinWalletTask.kt

@@ -4,7 +4,9 @@ import com.tangem.common.CompletionResult
 import com.tangem.common.card.EllipticCurve
 import com.tangem.common.core.CardSession
 import com.tangem.common.core.CardSessionRunnable
+import com.tangem.common.core.CompletionCallback
 import com.tangem.domain.common.TwinsHelper
+import com.tangem.operations.attestation.AttestationTask
 import com.tangem.operations.wallet.CreateWalletResponse
 import com.tangem.operations.wallet.CreateWalletTask
 import com.tangem.operations.wallet.PurgeWalletCommand
@@ -13,7 +15,7 @@ class CreateFirstTwinWalletTask(private val firstCardId: String) : CardSessionRu
 
     override val allowsRequestAccessCodeFromRepository: Boolean = false
 
-    override fun run(session: CardSession, callback: (result: CompletionResult<CreateWalletResponse>) -> Unit) {
+    override fun run(session: CardSession, callback: CompletionCallback<CreateWalletResponse>) {
         val card = session.environment.card
         val publicKey = card?.wallets?.firstOrNull()?.publicKey
         if (publicKey != null) {
@@ -29,13 +31,40 @@ class CreateFirstTwinWalletTask(private val firstCardId: String) : CardSessionRu
                 when (response) {
                     is CompletionResult.Success -> {
                         session.environment.card = session.environment.card?.setWallets(emptyList())
-                        CreateWalletTask(EllipticCurve.Secp256k1).run(session) { callback(it) }
+                        createWallet(session, callback)
                     }
                     is CompletionResult.Failure -> callback(CompletionResult.Failure(response.error))
                 }
             }
         } else {
-            CreateWalletTask(EllipticCurve.Secp256k1).run(session) { callback(it) }
+            createWallet(session, callback)
+        }
+    }
+
+    private fun createWallet(session: CardSession, callback: CompletionCallback<CreateWalletResponse>) {
+        CreateWalletTask(EllipticCurve.Secp256k1).run(session) { createWalletResponse ->
+            when (createWalletResponse) {
+                is CompletionResult.Success -> {
+                    runAttestation(session) { attestationResponse ->
+                        when (attestationResponse) {
+                            is CompletionResult.Success -> callback(createWalletResponse)
+                            is CompletionResult.Failure -> callback(CompletionResult.Failure(attestationResponse.error))
+                        }
+                    }
+                }
+                is CompletionResult.Failure -> callback(CompletionResult.Failure(createWalletResponse.error))
+            }
+        }
+    }
+
+    companion object {
+
+        internal fun runAttestation(session: CardSession, callback: CompletionCallback<*>) {
+            val mode = session.environment.config.attestationMode
+            val secureStorage = session.environment.secureStorage
+            val attestationTask = AttestationTask(mode, secureStorage)
+
+            attestationTask.run(session, callback)
         }
     }
 }

app/src/main/java/com/tangem/tap/domain/twins/CreateSecondTwinWalletTask.kt

@@ -6,11 +6,13 @@ import com.tangem.common.KeyPair
 import com.tangem.common.card.EllipticCurve
 import com.tangem.common.core.CardSession
 import com.tangem.common.core.CardSessionRunnable
+import com.tangem.common.core.CompletionCallback
 import com.tangem.common.extensions.hexToBytes
 import com.tangem.domain.common.TwinsHelper
 import com.tangem.operations.wallet.CreateWalletResponse
 import com.tangem.operations.wallet.CreateWalletTask
 import com.tangem.operations.wallet.PurgeWalletCommand
+import com.tangem.tap.domain.twins.CreateFirstTwinWalletTask.Companion.runAttestation
 
 class CreateSecondTwinWalletTask(
     private val firstPublicKey: String,
@@ -59,12 +61,10 @@ class CreateSecondTwinWalletTask(
         CreateWalletTask(EllipticCurve.Secp256k1).run(session) { result ->
             when (result) {
                 is CompletionResult.Success -> {
-                    session.environment.card = session.environment.card?.updateWallet(result.data.wallet)
-
-                    WriteProtectedIssuerDataTask(firstPublicKey.hexToBytes(), issuerKeys).run(session) { writeResult ->
-                        when (writeResult) {
-                            is CompletionResult.Success -> callback(result)
-                            is CompletionResult.Failure -> callback(CompletionResult.Failure(writeResult.error))
+                    runAttestation(session) { attestationResponse ->
+                        when (attestationResponse) {
+                            is CompletionResult.Success -> writeProtectedIssuerData(session, result, callback)
+                            is CompletionResult.Failure -> callback(CompletionResult.Failure(attestationResponse.error))
                         }
                     }
                 }
@@ -72,4 +72,19 @@ class CreateSecondTwinWalletTask(
             }
         }
     }
+
+    private fun writeProtectedIssuerData(
+        session: CardSession,
+        result: CompletionResult.Success<CreateWalletResponse>,
+        callback: CompletionCallback<CreateWalletResponse>,
+    ) {
+        session.environment.card = session.environment.card?.updateWallet(result.data.wallet)
+
+        WriteProtectedIssuerDataTask(firstPublicKey.hexToBytes(), issuerKeys).run(session) { writeResult ->
+            when (writeResult) {
+                is CompletionResult.Success -> callback(result)
+                is CompletionResult.Failure -> callback(CompletionResult.Failure(writeResult.error))
+            }
+        }
+    }
 }

app/src/main/java/com/tangem/tap/domain/twins/TwinCardsManager.kt

@@ -1,7 +1,6 @@
 package com.tangem.tap.domain.twins
 
 import com.tangem.Message
-import com.tangem.blockchain.extensions.Result
 import com.tangem.common.CompletionResult
 import com.tangem.common.KeyPair
 import com.tangem.common.extensions.hexToBytes
@@ -57,7 +56,7 @@ class TwinCardsManager(card: CardDTO) {
         return response
     }
 
-    suspend fun complete(message: Message): Result<ScanResponse> {
+    suspend fun complete(message: Message): CompletionResult<ScanResponse> {
         val response = tangemSdkManager.finalizeTwin(
             secondCardPublicKey = secondCardPublicKey!!.hexToBytes(),
             issuerKeyPair = getIssuerKeys(),
@@ -65,10 +64,7 @@ class TwinCardsManager(card: CardDTO) {
             initialMessage = message,
         )
 
-        return when (response) {
-            is CompletionResult.Success -> Result.Success(response.data)
-            is CompletionResult.Failure -> Result.fromTangemSdkError(response.error)
-        }
+        return response
     }
 
     private suspend fun getIssuerKeys(): KeyPair {

app/src/main/java/com/tangem/tap/features/onboarding/products/twins/redux/TwinCardsMiddleware.kt

@@ -1,17 +1,25 @@
 package com.tangem.tap.features.onboarding.products.twins.redux
 
-import com.tangem.blockchain.extensions.Result
 import com.tangem.common.CompletionResult
+import com.tangem.common.core.TangemError
+import com.tangem.common.core.TangemSdkError
 import com.tangem.common.extensions.guard
 import com.tangem.common.routing.AppRoute
 import com.tangem.common.routing.utils.popTo
 import com.tangem.core.analytics.Analytics
+import com.tangem.core.analytics.models.event.OnboardingAnalyticsEvent
+import com.tangem.core.ui.R
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.core.ui.extensions.toWrappedList
+import com.tangem.core.ui.message.dialog.Dialogs
 import com.tangem.domain.common.extensions.makePrimaryWalletManager
 import com.tangem.domain.common.extensions.withMainContext
 import com.tangem.domain.common.util.twinsIsTwinned
+import com.tangem.domain.feedback.models.FeedbackEmailType
 import com.tangem.domain.models.scan.ScanResponse
 import com.tangem.domain.wallets.builder.UserWalletIdBuilder
 import com.tangem.domain.wallets.legacy.asLockable
+import com.tangem.sdk.extensions.localizedDescriptionRes
 import com.tangem.tap.common.analytics.events.Onboarding
 import com.tangem.tap.common.entities.ProgressState
 import com.tangem.tap.common.extensions.*
@@ -185,8 +193,7 @@ private fun handle(action: Action, dispatch: DispatchFunction) {
                             store.dispatch(TwinCardsAction.SetStepOfScreen(TwinCardsStep.CreateSecondWallet))
                         }
                     }
-                    is CompletionResult.Failure -> {
-                    }
+                    is CompletionResult.Failure -> showCardVerificationFailedDialog(result.error)
                 }
             }
         }
@@ -208,8 +215,7 @@ private fun handle(action: Action, dispatch: DispatchFunction) {
                             store.dispatch(TwinCardsAction.SetStepOfScreen(TwinCardsStep.CreateThirdWallet))
                         }
                     }
-                    is CompletionResult.Failure -> {
-                    }
+                    is CompletionResult.Failure -> showCardVerificationFailedDialog(result.error)
                 }
             }
         }
@@ -218,7 +224,7 @@ private fun handle(action: Action, dispatch: DispatchFunction) {
 
             scope.launch {
                 when (val result = manager.complete(action.message)) {
-                    is Result.Success -> {
+                    is CompletionResult.Success -> {
                         Analytics.send(Onboarding.Twins.SetupFinished())
                         updateScanResponse(result.data)
 
@@ -234,8 +240,7 @@ private fun handle(action: Action, dispatch: DispatchFunction) {
                             }
                         }
                     }
-                    is Result.Failure -> {
-                    }
+                    is CompletionResult.Failure -> showCardVerificationFailedDialog(result.error)
                 }
             }
         }
@@ -349,6 +354,29 @@ private fun handle(action: Action, dispatch: DispatchFunction) {
     }
 }
 
+private fun showCardVerificationFailedDialog(error: TangemError) {
+    if (error is TangemSdkError.CardVerificationFailed) {
+        Analytics.send(event = OnboardingAnalyticsEvent.Onboarding.OfflineAttestationFailed)
+
+        val resource = error.localizedDescriptionRes()
+        val resId = resource.resId ?: R.string.common_unknown_error
+        val resArgs = resource.args.map { it.value }
+
+        store.inject(DaggerGraphState::uiMessageSender).send(
+            message = Dialogs.cardVerificationFailed(
+                errorDescription = resourceReference(id = resId, resArgs.toWrappedList()),
+                onRequestSupport = {
+                    mainScope.launch {
+                        store.inject(DaggerGraphState::sendFeedbackEmailUseCase).invoke(
+                            type = FeedbackEmailType.CardAttestationFailed,
+                        )
+                    }
+                },
+            ),
+        )
+    }
+}
+
 private fun getPopBackScreen(): KClass<out AppRoute> {
     val userWalletsListManager = store.inject(DaggerGraphState::generalUserWalletsListManager)
 

app/src/main/java/com/tangem/tap/features/onboarding/products/wallet/redux/OnboardingWalletMiddleware.kt

@@ -12,9 +12,14 @@ import com.tangem.common.routing.AppRoute
 import com.tangem.common.routing.AppRouter
 import com.tangem.common.services.Result
 import com.tangem.core.analytics.Analytics
+import com.tangem.core.analytics.models.event.OnboardingAnalyticsEvent
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.core.ui.extensions.toWrappedList
+import com.tangem.core.ui.message.dialog.Dialogs
 import com.tangem.domain.common.extensions.withIOContext
 import com.tangem.domain.common.extensions.withMainContext
 import com.tangem.domain.common.util.cardTypesResolver
+import com.tangem.domain.feedback.models.FeedbackEmailType
 import com.tangem.domain.models.scan.CardDTO
 import com.tangem.domain.models.scan.CardDTO.Companion.RING_BATCH_IDS
 import com.tangem.domain.models.scan.CardDTO.Companion.RING_BATCH_PREFIX
@@ -30,6 +35,7 @@ import com.tangem.feature.wallet.presentation.wallet.domain.BackupValidator
 import com.tangem.operations.attestation.OnlineCardVerifier
 import com.tangem.operations.backup.BackupService
 import com.tangem.sdk.api.CreateProductWalletTaskResponse
+import com.tangem.sdk.extensions.localizedDescriptionRes
 import com.tangem.tap.*
 import com.tangem.tap.common.analytics.events.AnalyticsParam
 import com.tangem.tap.common.analytics.events.Onboarding
@@ -469,6 +475,25 @@ private fun handleBackupAction(appState: () -> AppState?, action: BackupAction)
                         val crashlytics = FirebaseCrashlytics.getInstance()
 
                         when (val error = result.error) {
+                            is TangemSdkError.CardVerificationFailed -> {
+                                Analytics.send(event = OnboardingAnalyticsEvent.Onboarding.OfflineAttestationFailed)
+
+                                val resource = error.localizedDescriptionRes()
+                                val resId = resource.resId ?: com.tangem.core.ui.R.string.common_unknown_error
+                                val resArgs = resource.args.map { it.value }
+
+                                store.inject(DaggerGraphState::uiMessageSender).send(
+                                    message = Dialogs.cardVerificationFailed(
+                                        errorDescription = resourceReference(id = resId, resArgs.toWrappedList()),
+                                        onRequestSupport = {
+                                            mainScope.launch {
+                                                store.inject(DaggerGraphState::sendFeedbackEmailUseCase)
+                                                    .invoke(type = FeedbackEmailType.CardAttestationFailed)
+                                            }
+                                        },
+                                    ),
+                                )
+                            }
                             is TangemSdkError.BackupFailedNotEmptyWallets -> {
                                 store.dispatchOnMain(
                                     GlobalAction.ShowDialog(

app/src/main/java/com/tangem/tap/proxy/redux/DaggerGraphState.kt

@@ -4,6 +4,7 @@ import com.tangem.blockchainsdk.BlockchainSDKFactory
 import com.tangem.blockchainsdk.signer.TransactionSignerFactory
 import com.tangem.blockchainsdk.utils.ExcludedBlockchains
 import com.tangem.common.routing.AppRouter
+import com.tangem.core.decompose.ui.UiMessageSender
 import com.tangem.core.navigation.settings.SettingsManager
 import com.tangem.core.navigation.share.ShareManager
 import com.tangem.core.navigation.url.UrlOpener
@@ -79,4 +80,5 @@ data class DaggerGraphState(
     val appPreferencesStore: AppPreferencesStore? = null,
     val clipboardManager: ClipboardManager? = null,
     val settingsManager: SettingsManager? = null,
+    val uiMessageSender: UiMessageSender? = null,
 ) : StateType

core/analytics/models/src/main/java/com/tangem/core/analytics/models/event/OnboardingAnalyticsEvent.kt

@@ -0,0 +1,18 @@
+package com.tangem.core.analytics.models.event
+
+import com.tangem.core.analytics.models.AnalyticsEvent
+
+sealed class OnboardingAnalyticsEvent(
+    category: String,
+    event: String,
+    params: Map<String, String> = mapOf(),
+) : AnalyticsEvent(category, event, params) {
+
+    sealed class Onboarding(
+        event: String,
+        params: Map<String, String> = mapOf(),
+    ) : OnboardingAnalyticsEvent(category = "Onboarding", event = event, params = params) {
+
+        data object OfflineAttestationFailed : Onboarding(event = "Offline Attestation Failed")
+    }
+}

core/ui/src/main/java/com/tangem/core/ui/message/dialog/Dialogs.kt

@@ -0,0 +1,39 @@
+package com.tangem.core.ui.message.dialog
+
+import com.tangem.core.ui.R
+import com.tangem.core.ui.extensions.TextReference
+import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.core.ui.message.DialogMessage
+import com.tangem.core.ui.message.EventMessageAction
+
+/**
+[REDACTED_AUTHOR]
+ */
+object Dialogs {
+
+    /**
+     * Card verification failed dialog
+     *
+     * @param errorDescription sdk error description
+     * @param onRequestSupport lambda be invoked when request support action is clicked
+     * @param onCancelClick    lambda be invoked when cancel action is clicked
+     */
+    fun cardVerificationFailed(
+        errorDescription: TextReference,
+        onRequestSupport: () -> Unit,
+        onCancelClick: () -> Unit = {},
+    ): DialogMessage {
+        return DialogMessage(
+            message = errorDescription,
+            title = resourceReference(id = R.string.security_alert_title),
+            isDismissable = false,
+            firstActionBuilder = {
+                EventMessageAction(
+                    title = resourceReference(id = R.string.alert_button_request_support),
+                    onClick = onRequestSupport,
+                )
+            },
+            secondActionBuilder = { cancelAction(onClick = onCancelClick) },
+        )
+    }
+}

features/onboarding-v2/impl/src/main/kotlin/com/tangem/features/onboarding/v2/multiwallet/impl/child/backup/model/MultiWalletBackupModel.kt

@@ -5,11 +5,17 @@ import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.tangem.common.CompletionResult
 import com.tangem.common.core.TangemSdkError
 import com.tangem.core.analytics.api.AnalyticsEventHandler
+import com.tangem.core.analytics.models.event.OnboardingAnalyticsEvent
 import com.tangem.core.decompose.di.ComponentScoped
 import com.tangem.core.decompose.model.Model
 import com.tangem.core.decompose.model.ParamsContainer
+import com.tangem.core.decompose.ui.UiMessageSender
 import com.tangem.core.ui.extensions.resourceReference
+import com.tangem.core.ui.extensions.toWrappedList
+import com.tangem.core.ui.message.dialog.Dialogs
 import com.tangem.domain.card.repository.CardSdkConfigRepository
+import com.tangem.domain.feedback.SendFeedbackEmailUseCase
+import com.tangem.domain.feedback.models.FeedbackEmailType
 import com.tangem.domain.models.scan.ProductType
 import com.tangem.features.onboarding.v2.impl.R
 import com.tangem.features.onboarding.v2.multiwallet.impl.analytics.OnboardingEvent
@@ -21,6 +27,7 @@ import com.tangem.features.onboarding.v2.multiwallet.impl.child.backup.ui.resetB
 import com.tangem.features.onboarding.v2.multiwallet.impl.child.backup.ui.state.MultiWalletBackupUM
 import com.tangem.sdk.api.BackupServiceHolder
 import com.tangem.sdk.api.TangemSdkManager
+import com.tangem.sdk.extensions.localizedDescriptionRes
 import com.tangem.utils.coroutines.CoroutineDispatcherProvider
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -31,13 +38,16 @@ import javax.inject.Inject
 
 @Stable
 @ComponentScoped
+@Suppress("LongParameterList")
 class MultiWalletBackupModel @Inject constructor(
     paramsContainer: ParamsContainer,
     override val dispatchers: CoroutineDispatcherProvider,
     private val backupServiceHolder: BackupServiceHolder,
     private val cardSdkConfigRepository: CardSdkConfigRepository,
     private val tangemSdkManager: TangemSdkManager,
-    private val analyticsHandler: AnalyticsEventHandler,
+    private val analyticsEventHandler: AnalyticsEventHandler,
+    private val uiMessageSender: UiMessageSender,
+    private val sendFeedbackEmailUseCase: SendFeedbackEmailUseCase,
 ) : Model() {
 
     @Suppress("UnusedPrivateMember")
@@ -65,10 +75,10 @@ class MultiWalletBackupModel @Inject constructor(
     init {
         // for wallet 1 this event is sent in Wallet1ChooseOptionModel
         if (scanResponse.productType == ProductType.Wallet2 || scanResponse.productType == ProductType.Ring) {
-            analyticsHandler.send(OnboardingEvent.Backup.ScreenOpened)
+            analyticsEventHandler.send(OnboardingEvent.Backup.ScreenOpened)
         }
 
-        analyticsHandler.send(OnboardingEvent.Backup.Started)
+        analyticsEventHandler.send(OnboardingEvent.Backup.Started)
     }
 
     private fun getInitState(): MultiWalletBackupUM {
@@ -153,7 +163,7 @@ class MultiWalletBackupModel @Inject constructor(
 
         modelScope.launch { eventFlow.emit(MultiWalletBackupComponent.Event.Done) }
 
-        analyticsHandler.send(OnboardingEvent.Backup.Finished(cardsCount = state.value.numberOfBackupCards + 1))
+        analyticsEventHandler.send(OnboardingEvent.Backup.Finished(cardsCount = state.value.numberOfBackupCards + 1))
     }
 
     private fun showOnlyOneBackupWarningDialog() {
@@ -203,6 +213,7 @@ class MultiWalletBackupModel @Inject constructor(
                 }
                 is CompletionResult.Failure -> {
                     when (val error = result.error) {
+                        is TangemSdkError.CardVerificationFailed -> showCardVerificationFailedDialog(error)
                         is TangemSdkError.BackupFailedNotEmptyWallets -> {
                             _uiState.update { st ->
                                 st.copy(
@@ -212,7 +223,7 @@ class MultiWalletBackupModel @Inject constructor(
                                             _uiState.update { it.copy(dialog = null) }
                                         },
                                         onDismissClick = {
-                                            analyticsHandler.send(OnboardingEvent.Backup.ResetCancelEvent)
+                                            analyticsEventHandler.send(OnboardingEvent.Backup.ResetCancelEvent)
                                         },
                                     ),
                                 )
@@ -234,8 +245,27 @@ class MultiWalletBackupModel @Inject constructor(
         }
     }
 
+    private fun showCardVerificationFailedDialog(error: TangemSdkError.CardVerificationFailed) {
+        analyticsEventHandler.send(event = OnboardingAnalyticsEvent.Onboarding.OfflineAttestationFailed)
+
+        val resource = error.localizedDescriptionRes()
+        val resId = resource.resId ?: com.tangem.core.ui.R.string.common_unknown_error
+        val resArgs = resource.args.map { it.value }
+
+        uiMessageSender.send(
+            message = Dialogs.cardVerificationFailed(
+                errorDescription = resourceReference(id = resId, resArgs.toWrappedList()),
+                onRequestSupport = {
+                    modelScope.launch {
+                        sendFeedbackEmailUseCase(type = FeedbackEmailType.CardAttestationFailed)
+                    }
+                },
+            ),
+        )
+    }
+
     private fun resetBackupCard(cardId: String) {
-        analyticsHandler.send(OnboardingEvent.Backup.ResetPerformEvent)
+        analyticsEventHandler.send(OnboardingEvent.Backup.ResetPerformEvent)
 
         modelScope.launch {
             tangemSdkManager.resetToFactorySettings(

gradle/dependencies.toml

@@ -90,7 +90,7 @@ markdownComposeView = "0.5.4"
 # region Tangem
 tangemBlockchainSdk = "release-app_5.20-908"
 #tangemBlockchainSdk = "0.0.1" # Keep it! - used for local builds
-tangemCardSdk = "release-app_5.20-422"
+tangemCardSdk = "release-app_5.20-423"
 #tangemCardSdk = "0.0.1" # Keep it! - used for local builds ^
 tangemVico = "2.0.0-alpha.25-tangem17"
 #tangemVico = "0.0.1" # Keep it! - used for local builds ^