Updated on 2026-08-14

Gemfile

@@ -1,3 +1,6 @@
 source "https://rubygems.org"
 
 gem "fastlane"
+
+plugins_path = File.join(File.dirname(__FILE__), 'fastlane', 'Pluginfile')
+eval_gemfile(plugins_path) if File.exist?(plugins_path)

app/build.gradle

@@ -2,7 +2,8 @@ apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 apply plugin: 'kotlin-kapt'
-apply plugin: 'io.fabric'
+apply plugin: 'com.google.firebase.crashlytics'
+apply plugin: 'com.google.gms.google-services'
 
 static def generateVersionName() {
     def gitCommitsCount = "git rev-list HEAD --count".execute().text.trim()
@@ -29,24 +30,17 @@ android {
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
             signingConfig signingConfigs.debug
-            buildConfigField 'boolean', 'CRASHLYTICS', 'Boolean.parseBoolean("false")'
-            ext.enableCrashlytics = false
         }
         debug {
             debuggable true
             minifyEnabled false
             applicationIdSuffix ".dev"
             signingConfig signingConfigs.debug
-            buildConfigField 'boolean', 'CRASHLYTICS', 'Boolean.parseBoolean("false")'
-            ext.enableCrashlytics = false
         }
         debug_beta {
             initWith debug
             versionNameSuffix "-beta"
             applicationIdSuffix ".debug"
-            buildConfigField 'boolean', 'CRASHLYTICS', 'Boolean.parseBoolean("true")'
-            manifestPlaceholders = [fabric_api_key: properties.hasProperty('fabric_api_key')
-                    ? project.property('fabric_api_key') : '000']
         }
     }
     flavorDimensions ""
@@ -75,7 +69,6 @@ android {
 
 repositories {
     maven { url "https://jitpack.io" }
-    maven { url 'https://maven.fabric.io/public' }
 }
 configurations {
     all*.exclude group: 'com.google.guava', module: 'listenablefuture'
@@ -133,8 +126,8 @@ dependencies {
 //    implementation 'com.github.stellar:java-stellar-sdk:0.4.1'
     implementation 'net.i2p.crypto:eddsa:0.3.0'
 
-    implementation('com.crashlytics.sdk.android:crashlytics:2.9.9') { transitive = true }
-    implementation('io.fabric.sdk.android:fabric:1.4.0@aar') { transitive = true }
+    implementation 'com.google.firebase:firebase-analytics:17.2.3'
+    implementation 'com.google.firebase:firebase-crashlytics:17.0.0-beta02'
 
     implementation files('libs/ripple-core-0.0.1.jar')
     //4 dependencies for ripple-core TODO: move to module?

app/src/debug_beta/AndroidManifest.xml

@@ -7,10 +7,6 @@
     <application
         tools:ignore="GoogleAppIndexingWarning">
 
-        <meta-data
-            android:name="io.fabric.ApiKey"
-            android:value="${fabric_api_key}" />
-
         <provider
             android:name="com.tangem.data.LogFileProvider"
             android:authorities="@string/log_file_provider_authorities"

app/src/main/java/com/tangem/App.kt

@@ -2,7 +2,6 @@ package com.tangem
 
 import android.app.Application
 import androidx.appcompat.app.AppCompatDelegate
-import com.crashlytics.android.Crashlytics
 import com.google.gson.Gson
 import com.google.gson.reflect.TypeToken
 import com.tangem.data.dp.PrefsManager
@@ -16,7 +15,6 @@ import com.tangem.tangem_card.data.Issuer
 import com.tangem.tangem_sdk.android.data.Firmwares
 import com.tangem.tangem_sdk.android.data.PINStorage
 import com.tangem.wallet.BuildConfig
-import io.fabric.sdk.android.Fabric
 import java.io.InputStreamReader
 import java.nio.charset.StandardCharsets
 
@@ -77,7 +75,6 @@ class App : Application() {
                         }
                     }
             )
-            if (BuildConfig.CRASHLYTICS) Fabric.with(this, Crashlytics())
         }
     }
 

build.gradle

@@ -10,7 +10,8 @@ buildscript {
         classpath "com.android.tools.build:gradle:$versions.build_gradle"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$versions.kotlin"
         classpath "com.github.dcendents:android-maven-gradle-plugin:2.1"
-        classpath "io.fabric.tools:gradle:1.31.0"
+        classpath 'com.google.gms:google-services:4.3.3'
+        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.0.0-beta03'
     }
 }
 

dependencies.gradle

@@ -1,4 +1,4 @@
 ext.versions = [
-        kotlin      : '1.3.70',
+        kotlin      : '1.3.71',
         build_gradle: '3.6.1',
 ]

fastlane/Fastfile

@@ -61,12 +61,12 @@ platform :android do
         })
   end
 
-  desc "Submit a new Beta Build to Crashlytics Beta"
+  desc "Submit a new Beta Build to Firebase App Distribution"
   lane :beta do |options|
-    crashlytics(
-      api_token: options[:api_token],
-      build_secret: options[:build_secret],
-      apk_path: options[:apk_path])
+       firebase_app_distribution(
+            app: options[:app_id],
+            apk_path: options[:apk_path],
+            groups: options[:groups])
   end
 
 end

fastlane/Pluginfile

@@ -0,0 +1,5 @@
+# Autogenerated by fastlane
+#
+# Ensure this file is checked in to source control!
+
+gem 'fastlane-plugin-firebase_app_distribution'

fastlane/README.md

@@ -35,7 +35,7 @@ Build debug and release APKs
 ```
 fastlane android beta
 ```
-Submit a new Beta Build to Crashlytics Beta
+Submit a new Beta Build to Firebase App Distribution
 
 ----
 

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Thu Feb 27 13:33:42 AST 2020
+#Mon Mar 30 09:15:33 MSK 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.3-all.zip

gradlew

@@ -1,5 +1,21 @@
 #!/usr/bin/env sh
 
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
 ##############################################################################
 ##
 ##  Gradle start up script for UN*X
@@ -28,7 +44,7 @@ APP_NAME="Gradle"
 APP_BASE_NAME=`basename "$0"`
 
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS=""
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
@@ -109,8 +125,8 @@ if $darwin; then
     GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
 fi
 
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin ; then
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
     JAVACMD=`cygpath --unix "$JAVACMD"`

gradlew.bat

@@ -1,3 +1,19 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
 @if "%DEBUG%" == "" @echo off
 @rem ##########################################################################
 @rem
@@ -14,7 +30,7 @@ set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
 @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS=
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
 
 @rem Find java.exe
 if defined JAVA_HOME goto findJavaFromJavaHome

tangem-core/src/main/java/com/tangem/CardManager.kt

@@ -5,6 +5,9 @@ import com.tangem.commands.personalization.CardConfig
 import com.tangem.commands.personalization.DepersonalizeCommand
 import com.tangem.commands.personalization.DepersonalizeResponse
 import com.tangem.commands.personalization.PersonalizeCommand
+import com.tangem.commands.personalization.entities.Acquirer
+import com.tangem.commands.personalization.entities.Issuer
+import com.tangem.commands.personalization.entities.Manufacturer
 import com.tangem.common.CardEnvironment
 import com.tangem.common.TerminalKeysService
 import com.tangem.crypto.CryptoUtils
@@ -261,6 +264,10 @@ class CardManager(
      * @param config is a configuration file with all the card settings that are written on the card
      * during personalization.
      * @param cardId this parameter will set up CID, Unique Tangem card ID.
+     * @param issuer Issuer is a third-party team or company wishing to use Tangem cards.
+     * @param manufacturer Tangem Card Manufacturer.
+     * @param acquirer Acquirer is a trusted third-party company that operates proprietary
+     * (non-EMV) POS terminal infrastructure and transaction processing back-end.
      */
     fun personalize(config: CardConfig, callback: (result: TaskEvent<Card>) -> Unit) {
         if (this.config.issuer == null) {
@@ -268,6 +275,10 @@ class CardManager(
             return
         }
         val personalizationCommand = PersonalizeCommand(config)
+    fun personalize(config: CardConfig,
+                    issuer: Issuer, manufacturer: Manufacturer, acquirer: Acquirer? = null,
+                    callback: (result: TaskEvent<Card>) -> Unit) {
+        val personalizationCommand = PersonalizeCommand(config, issuer, manufacturer, acquirer)
         val task = SingleCommandTask(personalizationCommand)
         task.performPreflightRead = false
         runTask(task, callback = callback)
@@ -318,10 +329,7 @@ class CardManager(
         val terminalKeys = if (config.linkedTerminal) terminalKeysService?.getKeys() else null
         return CardEnvironment(
                 cardId = cardId,
-                terminalKeys = terminalKeys,
-                manufacturerKeyPair = config.manufacturerKeyPair,
-                acquirerKeyPair = config.acquirerKeyPair,
-                issuer = config.issuer
+                terminalKeys = terminalKeys
         )
     }
 

tangem-core/src/main/java/com/tangem/Config.kt

@@ -1,12 +1,6 @@
 package com.tangem
 
-import com.tangem.commands.personalization.entities.Issuer
-import com.tangem.common.KeyPair
-
 class Config(
         val linkedTerminal: Boolean = true,
-        val issuerPublicKey: ByteArray? = null,
-        val manufacturerKeyPair: KeyPair? = null,
-        val acquirerKeyPair: KeyPair? = null,
-        val issuer: Issuer? = null
+        val issuerPublicKey: ByteArray? = null
 )

tangem-core/src/main/java/com/tangem/commands/personalization/PersonalizeCommand.kt

@@ -3,7 +3,10 @@ package com.tangem.commands.personalization
 import com.tangem.commands.Card
 import com.tangem.commands.CardData
 import com.tangem.commands.CommandSerializer
+import com.tangem.commands.personalization.entities.Acquirer
 import com.tangem.commands.personalization.entities.Issuer
+import com.tangem.commands.personalization.entities.Manufacturer
+import com.tangem.commands.personalization.entities.Manufacturer
 import com.tangem.commands.personalization.util.CardIdCreator
 import com.tangem.common.CardEnvironment
 import com.tangem.common.apdu.CommandApdu
@@ -24,21 +27,23 @@ import com.tangem.tasks.TaskError
  * Personalization is an initialization procedure, required before starting using a card.
  * During this procedure a card setting is set up.
  * During this procedure all data exchange is encrypted.
- * @param config is a configuration file with all the card settings that are written on the card
+ * @property config is a configuration file with all the card settings that are written on the card
  * during personalization.
- * @param cardId this parameter will set up CID, Unique Tangem card ID.
+ * @property issuer Issuer is a third-party team or company wishing to use Tangem cards.
+ * @property manufacturer Tangem Card Manufacturer.
+ * @property acquirer Acquirer is a trusted third-party company that operates proprietary
+ * (non-EMV) POS terminal infrastructure and transaction processing back-end.
  */
-class PersonalizeCommand(private val config: CardConfig) : CommandSerializer<Card>() {
+class PersonalizeCommand(
+        private val config: CardConfig,
+        private val issuer: Issuer, private val manufacturer: Manufacturer,
+        private val acquirer: Acquirer? = null
+) : CommandSerializer<Card>() {
 
     override fun serialize(cardEnvironment: CardEnvironment): CommandApdu {
-        if (cardEnvironment.issuer == null || cardEnvironment.manufacturerKeyPair == null) {
-            throw TaskError.SerializeCommandError()
-        }
         return CommandApdu(
                 Instruction.Personalize,
-                serializePersonalizationData(
-                        config, cardEnvironment.issuer,
-                        cardEnvironment.manufacturerKeyPair.privateKey, cardEnvironment.acquirerKeyPair?.publicKey),
+                serializePersonalizationData(config),
                 encryptionKey = devPersonalizationKey
         )
     }
@@ -99,12 +104,10 @@ class PersonalizeCommand(private val config: CardConfig) : CommandSerializer<Car
         )
     }
 
-    private fun serializePersonalizationData(config: CardConfig, issuer: Issuer,
-                                             manufacturerPrivateKey: ByteArray,
-                                             acquirePublicKey: ByteArray?
-    ): ByteArray {
+    private fun serializePersonalizationData(config: CardConfig): ByteArray {
         val cardId = CardIdCreator.create(config.series, config.startNumber)
                 ?: throw TaskError.SerializeCommandError()
+
         val tlvBuilder = TlvBuilder()
         tlvBuilder.append(TlvTag.CardId, cardId)
         tlvBuilder.append(TlvTag.CurveId, config.curveID)
@@ -124,17 +127,13 @@ class PersonalizeCommand(private val config: CardConfig) : CommandSerializer<Car
         tlvBuilder.append(TlvTag.IssuerDataPublicKey, issuer.dataKeyPair.publicKey)
         tlvBuilder.append(TlvTag.IssuerTransactionPublicKey, issuer.transactionKeyPair.publicKey)
 
-        tlvBuilder.append(TlvTag.AcquirerPublicKey, acquirePublicKey)
+        tlvBuilder.append(TlvTag.AcquirerPublicKey, acquirer?.keyPair?.publicKey)
 
-        tlvBuilder.append(
-                TlvTag.CardData, serializeCardData(cardId, config.cardData, issuer, manufacturerPrivateKey)
-        )
+        tlvBuilder.append(TlvTag.CardData, serializeCardData(cardId, config.cardData))
         return tlvBuilder.serialize()
     }
 
-    private fun serializeCardData(
-            cardId: String, cardData: CardData,
-            issuer: Issuer, manufacturerPrivateKey: ByteArray): ByteArray {
+    private fun serializeCardData(cardId: String, cardData: CardData): ByteArray {
         val tlvBuilder = TlvBuilder()
         tlvBuilder.append(TlvTag.Batch, cardData.batchId)
         tlvBuilder.append(TlvTag.ProductMask, cardData.productMask)
@@ -151,7 +150,8 @@ class PersonalizeCommand(private val config: CardConfig) : CommandSerializer<Car
             tlvBuilder.append(TlvTag.TokenDecimal, cardData.tokenDecimal)
         }
         tlvBuilder.append(
-                TlvTag.CardIdManufacturerSignature, cardId.hexToBytes().sign(manufacturerPrivateKey)
+                TlvTag.CardIdManufacturerSignature,
+                cardId.hexToBytes().sign(manufacturer.keyPair.privateKey)
         )
         return tlvBuilder.serialize()
     }

tangem-core/src/main/java/com/tangem/commands/personalization/entities/Acquirer.kt

@@ -0,0 +1,9 @@
+package com.tangem.commands.personalization.entities
+
+import com.tangem.common.KeyPair
+
+data class Acquirer(
+        val keyPair: KeyPair,
+        val name: String? = null,
+        val id: String? = null
+)

tangem-core/src/main/java/com/tangem/commands/personalization/entities/Manufacturer.kt

@@ -0,0 +1,8 @@
+package com.tangem.commands.personalization.entities
+
+import com.tangem.common.KeyPair
+
+data class Manufacturer(
+        val keyPair: KeyPair,
+        val name: String? = null
+)

tangem-core/src/main/java/com/tangem/common/CardEnvironment.kt

@@ -1,7 +1,5 @@
 package com.tangem.common
 
-import com.tangem.commands.personalization.entities.Issuer
-
 
 /**
  * Contains data relating to a Tangem card. It is used in constructing all the commands,
@@ -14,10 +12,7 @@ data class CardEnvironment(
         val terminalKeys: KeyPair? = null,
         var encryptionMode: EncryptionMode = EncryptionMode.NONE,
         var encryptionKey: ByteArray? = null,
-        val cvc: ByteArray? = null,
-        val manufacturerKeyPair: KeyPair? = null,
-        val acquirerKeyPair: KeyPair? = null,
-        val issuer: Issuer? = null
+        val cvc: ByteArray? = null
 ) {
 
     companion object {

tangem-core/src/main/java/com/tangem/tasks/Task.kt

@@ -141,12 +141,6 @@ sealed class TaskError(val code: Int) : Exception() {
      * (when the card's requires it), but the counter is missing.
      */
     class MissingCounter : TaskError(7001)
-
-    /**
-     * This error is returned when [com.tangem.commands.personalization.PersonalizeCommand] is attempted
-     * without [com.tangem.commands.personalization.entities.Issuer] being set in the [com.tangem.Config].
-     */
-    class IssuerIsRequired : TaskError(7002)
 }
 
 /**

tangem-demo/src/main/res/layout/activity_main.xml

@@ -111,26 +111,6 @@
       app:layout_constraintStart_toStartOf="parent"
       app:layout_constraintTop_toBottomOf="@+id/btn_create_wallet" />
 
-    <Button
-        android:id="@+id/btn_personalize"
-        android:layout_width="200dp"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="16dp"
-        android:text="Personalize"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/btn_read_write_user_data" />
-
-    <Button
-        android:id="@+id/btn_depersonalize"
-        android:layout_width="200dp"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="16dp"
-        android:text="Depersonalize"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/btn_personalize" />
-
   </androidx.constraintlayout.widget.ConstraintLayout>
 
 </ScrollView>