diff --git a/MobileAuthApp/app/src/main/AndroidManifest.xml b/MobileAuthApp/app/src/main/AndroidManifest.xml
index d13134c..e9b29ca 100644
--- a/MobileAuthApp/app/src/main/AndroidManifest.xml
+++ b/MobileAuthApp/app/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
     package="com.tarkvaraprojekt.mobileauthapp">
 
     <uses-permission android:name="android.permission.NFC" />
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/AuthFragment.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/AuthFragment.kt
index 6cf616e..ed6de75 100644
--- a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/AuthFragment.kt
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/AuthFragment.kt
@@ -2,6 +2,7 @@ package com.tarkvaraprojekt.mobileauthapp
 
 import android.app.Activity
 import android.content.Context
+import android.content.Intent
 import android.nfc.NfcAdapter
 import android.nfc.tech.IsoDep
 import android.os.Bundle
@@ -10,15 +11,18 @@ import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
+import androidx.navigation.fragment.navArgs
 import com.tarkvaraprojekt.mobileauthapp.NFC.Comms
 import com.tarkvaraprojekt.mobileauthapp.auth.Authenticator
 import com.tarkvaraprojekt.mobileauthapp.databinding.FragmentAuthBinding
+import com.tarkvaraprojekt.mobileauthapp.model.ParametersViewModel
 import com.tarkvaraprojekt.mobileauthapp.model.SmartCardViewModel
 import java.lang.Exception
-import kotlin.concurrent.thread
+import kotlin.system.exitProcess
 
 /**
  * Fragment that asks the user to detect the ID card with mobile NFC chip.
@@ -29,8 +33,12 @@ class AuthFragment : Fragment() {
 
     private val viewModel: SmartCardViewModel by activityViewModels()
 
+    private val intentParameters: ParametersViewModel by activityViewModels()
+
     private var binding: FragmentAuthBinding? = null
 
+    private val args: CanFragmentArgs by navArgs()
+
     private lateinit var timer: CountDownTimer
 
     private var timeRemaining: Int = 90
@@ -50,9 +58,9 @@ class AuthFragment : Fragment() {
             override fun onTick(p0: Long) {
                 timeRemaining--
                 if (timeRemaining == 0) {
-                    binding!!.timeCounter.text = getString(R.string.no_time)
+                    binding?.timeCounter?.text = getString(R.string.no_time)
                 } else {
-                    binding!!.timeCounter.text = getString(R.string.time_left, timeRemaining)
+                    binding?.timeCounter?.text = getString(R.string.time_left, timeRemaining)
                 }
             }
 
@@ -79,14 +87,23 @@ class AuthFragment : Fragment() {
             card.use {
                 try {
                     val comms = Comms(it, viewModel.userCan)
-                    val response = comms.readPersonalData(byteArrayOf(1, 2, 6, 3, 4, 8))
-                    viewModel.setUserFirstName(response[1])
-                    viewModel.setUserLastName(response[0])
-                    viewModel.setUserIdentificationNumber(response[2])
-                    viewModel.setGender(response[3])
-                    viewModel.setCitizenship(response[4])
-                    viewModel.setExpiration(response[5])
-                    requireActivity().runOnUiThread{
+                    if (args.auth) {
+                        val jws = Authenticator(comms).authenticate(
+                            intentParameters.challenge,
+                            intentParameters.authUrl,
+                            viewModel.userPin
+                        )
+                        intentParameters.setToken(jws)
+                    } else {
+                        val response = comms.readPersonalData(byteArrayOf(1, 2, 6, 3, 4, 8))
+                        viewModel.setUserFirstName(response[1])
+                        viewModel.setUserLastName(response[0])
+                        viewModel.setUserIdentificationNumber(response[2])
+                        viewModel.setGender(response[3])
+                        viewModel.setCitizenship(response[4])
+                        viewModel.setExpiration(response[5])
+                    }
+                    requireActivity().runOnUiThread {
                         binding!!.timeCounter.text = getString(R.string.data_read)
                     }
                 } catch (e: Exception) {
@@ -107,13 +124,30 @@ class AuthFragment : Fragment() {
 
     private fun goToNextFragment() {
         timer.cancel()
-        findNavController().navigate(R.id.action_authFragment_to_userFragment)
+        if (args.auth) {
+            val action = AuthFragmentDirections.actionAuthFragmentToResultFragment(mobile = args.mobile)
+            findNavController().navigate(action)
+        } else {
+            findNavController().navigate(R.id.action_authFragment_to_userFragment)
+        }
     }
 
     private fun goToTheStart() {
         viewModel.clearUserInfo()
         timer.cancel()
-        findNavController().navigate(R.id.action_authFragment_to_homeFragment)
+        if (args.reading) {
+            findNavController().navigate(R.id.action_authFragment_to_homeFragment)
+        } else {
+            if (!args.mobile) {
+                //Currently for some reason the activity is not killed entirely. Must be looked into further.
+                requireActivity().finish()
+                exitProcess(0)
+            } else {
+                val resultIntent = Intent()
+                requireActivity().setResult(AppCompatActivity.RESULT_CANCELED, resultIntent)
+                requireActivity().finish()
+            }
+        }
     }
 
     override fun onDestroy() {
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/HomeFragment.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/HomeFragment.kt
index e53cd54..f0b60e6 100644
--- a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/HomeFragment.kt
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/HomeFragment.kt
@@ -6,11 +6,14 @@ import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
 import com.tarkvaraprojekt.mobileauthapp.databinding.FragmentHomeBinding
+import com.tarkvaraprojekt.mobileauthapp.model.ParametersViewModel
 import com.tarkvaraprojekt.mobileauthapp.model.SmartCardViewModel
+import java.lang.Exception
 
 /**
  * HomeFragment is only shown to the user when then the user launches the application. When the application
@@ -23,6 +26,8 @@ class HomeFragment : Fragment() {
 
     private val viewModel: SmartCardViewModel by activityViewModels()
 
+    private val intentParams: ParametersViewModel by activityViewModels()
+
     private var binding: FragmentHomeBinding? = null
 
     override fun onCreateView(
@@ -39,12 +44,30 @@ class HomeFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         initialChecks()
-        var mobile = false
-        if (requireActivity().intent.data?.getQueryParameter("arg1") != null) {
-            mobile = true
+        var auth = false
+        if (requireActivity().intent.data?.getQueryParameter("action") != null) {
+            // Currently we only support authentication not signing.
+            auth = true
         }
-        val auth = requireActivity().intent.getBooleanExtra("auth", false)
+        val mobile = requireActivity().intent.getBooleanExtra("mobile", false)
         if (auth || mobile){
+            try {
+                if (mobile) {
+                    // We use !! because we want an exception when something is not right.
+                    intentParams.setChallenge(requireActivity().intent.getStringExtra("challenge")!!)
+                    intentParams.setAuthUrl(requireActivity().intent.getStringExtra("authUrl")!!)
+                } else { //Website
+                    // Currently the test website won't send the authUrl parameter
+                    //Log.i("intentDebugging", requireActivity().intent.data.toString())
+                    intentParams.setChallenge(requireActivity().intent.data!!.getQueryParameter("challenge")!!)
+                    intentParams.setAuthUrl(requireActivity().intent.data!!.getQueryParameter("authUrl")!!)
+                }
+            } catch (e: Exception) {
+                // There was a problem with parameters, which means that authentication is not possible.
+                val resultIntent = Intent()
+                requireActivity().setResult(AppCompatActivity.RESULT_CANCELED, resultIntent)
+                requireActivity().finish()
+            }
             goToTheNextFragment(true, mobile)
         }
         binding!!.beginButton.setOnClickListener { goToTheNextFragment() }
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/PinFragment.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/PinFragment.kt
index 3248ef0..d6a78a4 100644
--- a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/PinFragment.kt
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/PinFragment.kt
@@ -30,7 +30,7 @@ class PinFragment : Fragment() {
     // saving = true means that the user must be returned to the settings menu
     // reading = true means that we are reading information from the ID card that does
     //                not require PIN 1 so it is not necessary to ask it.
-    private val args: CanFragmentArgs by navArgs()
+    private val args: PinFragmentArgs by navArgs()
 
     override fun onCreateView(
         inflater: LayoutInflater,
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/ResultFragment.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/ResultFragment.kt
index 9d01c8f..d2eb5fc 100644
--- a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/ResultFragment.kt
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/ResultFragment.kt
@@ -11,7 +11,16 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.navArgs
 import com.tarkvaraprojekt.mobileauthapp.databinding.FragmentResultBinding
+import com.tarkvaraprojekt.mobileauthapp.model.ParametersViewModel
 import com.tarkvaraprojekt.mobileauthapp.model.SmartCardViewModel
+import com.tarkvaraprojekt.mobileauthapp.network.BASE_URL
+import com.tarkvaraprojekt.mobileauthapp.network.TokenApi
+import com.tarkvaraprojekt.mobileauthapp.network.TokenApiService
+import com.tarkvaraprojekt.mobileauthapp.network.TokenItem
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlin.system.exitProcess
 
 /**
  * ResultFragment is used to create a JWT and to send response to the website/application
@@ -20,11 +29,11 @@ import com.tarkvaraprojekt.mobileauthapp.model.SmartCardViewModel
  */
 class ResultFragment : Fragment() {
 
-    private val viewModel: SmartCardViewModel by activityViewModels()
+    private val paramsModel: ParametersViewModel by activityViewModels()
 
     private var binding: FragmentResultBinding? = null
 
-    private val args: CanFragmentArgs by navArgs()
+    private val args: ResultFragmentArgs by navArgs()
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -38,15 +47,47 @@ class ResultFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         binding!!.resultBackButton.setOnClickListener {
-            if (!args.mobile) {
-                createResponse()
+//            if (args.mobile) {
+//                createResponse()
+//            }
+            postToken()
+        }
+    }
+
+    /**
+     * Makes a POST request to the backend server with a tokenItem
+     */
+    fun postToken() {
+        val tokenData = TokenItem(
+            paramsModel.token,
+            paramsModel.challenge
+        )
+        CoroutineScope(Dispatchers.Default).launch {
+            val response = TokenApi.retrofitService.postToken(tokenData)
+            Log.v("Response", response.message())
+            if (response.isSuccessful) {
+                Log.v("GREAAAT", "SUCCESSSS")
+                //Success scenario here
+            } else {
+                //Failure scenario here
+                if (args.mobile) {
+                    createResponse(false)
+                } else {
+                    //Currently for some reason the activity is not killed entirely. Must be looked into further.
+                    requireActivity().finish()
+                    exitProcess(0)
+                }
             }
         }
     }
 
-    private fun createResponse() {
+    /**
+     * Only used when the MobileAuthApp was launched by an app. Not for website use.
+     */
+    private fun createResponse(success: Boolean = true) {
+        val responseCode = if (success) AppCompatActivity.RESULT_OK else AppCompatActivity.RESULT_CANCELED
         val resultIntent = Intent()
-        requireActivity().setResult(AppCompatActivity.RESULT_OK, resultIntent)
+        requireActivity().setResult(responseCode, resultIntent)
         requireActivity().finish()
     }
 
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/model/ParametersViewModel.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/model/ParametersViewModel.kt
new file mode 100644
index 0000000..0a76f1d
--- /dev/null
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/model/ParametersViewModel.kt
@@ -0,0 +1,27 @@
+package com.tarkvaraprojekt.mobileauthapp.model
+
+import androidx.lifecycle.ViewModel
+
+class ParametersViewModel: ViewModel() {
+
+    private var _challenge: String = ""
+    val challenge get() = _challenge
+
+    private var _authUrl: String = ""
+    val authUrl get() = _authUrl
+
+    private var _token: String = ""
+    val token get() = _token
+
+    fun setChallenge(newChallenge: String) {
+        _challenge = newChallenge
+    }
+
+    fun setAuthUrl(newAuthUrl: String) {
+        _authUrl = newAuthUrl
+    }
+
+    fun setToken(newToken: String) {
+        _token = newToken
+    }
+}
\ No newline at end of file
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/Response.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/Response.kt
deleted file mode 100644
index 199b913..0000000
--- a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/Response.kt
+++ /dev/null
@@ -1,9 +0,0 @@
-package com.tarkvaraprojekt.mobileauthapp.network
-
-/**
- * Placeholder ResponseItem.
- */
-data class ResponseItem (
-    val data1: Int,
-    val data2: Int,
-)
\ No newline at end of file
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenApiService.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenApiService.kt
index aa08490..7e7d70f 100644
--- a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenApiService.kt
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenApiService.kt
@@ -14,20 +14,17 @@ import retrofit2.http.POST
  * Class for making HTTP requests
  * Based on https://developer.android.com/courses/pathways/android-basics-kotlin-unit-4-pathway-2
  */
-private const val BASE_URL =
-    "add-endpoint-url-here"
+const val BASE_URL =
+    "https://6bb0-85-253-195-252.ngrok.io"
 
 private val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
 private val retrofit = Retrofit.Builder().addConverterFactory(MoshiConverterFactory.create(moshi))
     .baseUrl(BASE_URL).build()
 
 interface TokenApiService {
-    @GET("something")
-    suspend fun getData(): ResponseItem
-
     @Headers("Content-Type: application/json")
-    @POST("posts")
-    suspend fun addData(@Body data: ResponseItem): Response<ResponseItem>
+    @POST("auth/authentication")
+    suspend fun postToken(@Body data: TokenItem): Response<TokenItem>
 }
 
 object TokenApi {
diff --git a/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenItem.kt b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenItem.kt
new file mode 100644
index 0000000..b7bb0c1
--- /dev/null
+++ b/MobileAuthApp/app/src/main/java/com/tarkvaraprojekt/mobileauthapp/network/TokenItem.kt
@@ -0,0 +1,9 @@
+package com.tarkvaraprojekt.mobileauthapp.network
+
+/**
+ * TokenItem for making POST request.
+ */
+data class TokenItem (
+    val token: String,
+    val challenge: String,
+)
\ No newline at end of file
diff --git a/README.md b/README.md
index 9803eda..cccf57d 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ More info about installing third party applications on the Android phones: https
 
 ### Wiki pages relevant for the "Software project" subject
 * [Project Vision](https://github.com/TanelOrumaa/Estonian-ID-card-mobile-authenticator-POC/wiki/Project-Vision) *last updated on 10.10*
-* [Release Notes](https://github.com/TanelOrumaa/Estonian-ID-card-mobile-authenticator-POC/wiki/Release-notes) *last updated for iteration 2 on 10.10*
+* [Release Notes](https://github.com/TanelOrumaa/Estonian-ID-card-mobile-authenticator-POC/wiki/Release-notes) *last updated for iteration3 on 08.11*
 * [Project tasks](https://tvp-mobile-authentication.atlassian.net/jira/software/projects/MOB/boards/1/backlog) (Ask Tanel for JIRA permissions if needed).
 * [Project plan](https://github.com/TanelOrumaa/Estonian-ID-card-mobile-authenticator-POC/wiki/Project-plan) *last updated on 10.10*
 * [Use Cases](https://github.com/TanelOrumaa/Estonian-ID-card-mobile-authenticator-POC/wiki/Use-Cases) *last updated on 10.10*
diff --git a/TestMobileApp/app/src/main/java/com/example/testmobileapp/MainActivity.kt b/TestMobileApp/app/src/main/java/com/example/testmobileapp/MainActivity.kt
index 8d9e9e0..4184aad 100644
--- a/TestMobileApp/app/src/main/java/com/example/testmobileapp/MainActivity.kt
+++ b/TestMobileApp/app/src/main/java/com/example/testmobileapp/MainActivity.kt
@@ -35,17 +35,20 @@ class MainActivity : AppCompatActivity() {
         }
 
         binding.loginOptionNfcButton.setOnClickListener { launchAuth() }
+        //binding.loginOptionNfcButton.setOnClickListener { getData() }
 
     }
 
     /**
      * Method that creates an intent to launch the MobileAuthApp
      */
-    private fun launchAuth(arg: String = "nothing") {
+    private fun launchAuth(challenge: String = "challenge", authUrl: String = "authUrl") {
         val launchIntent = Intent()
         launchIntent.setClassName("com.tarkvaraprojekt.mobileauthapp", "com.tarkvaraprojekt.mobileauthapp.MainActivity")
-        launchIntent.putExtra("auth", true)
-        launchIntent.putExtra("nonce", arg) // Currently nothing
+        launchIntent.putExtra("action", "auth")
+        launchIntent.putExtra("challenge", challenge)
+        launchIntent.putExtra("authUrl", authUrl)
+        launchIntent.putExtra("mobile", true)
         authLauncher.launch(launchIntent)
     }
 
@@ -54,14 +57,17 @@ class MainActivity : AppCompatActivity() {
      * Ion library is used as it is very convenient for making simple GET requests.
      */
     private fun getData() {
-        val url = "real-address-here"
+        // Enter the server endpoint address to here
+        val baseUrl = "enter-base-url-here"
+        val url = "$baseUrl/auth/challenge"
         Ion.with(applicationContext)
             .load(url)
             .asJsonObject()
             .setCallback { _, result ->
                 try {
                     // Get data from the result and call launchAuth method
-                    launchAuth()
+                    val challenge = result.asJsonObject["nonce"].toString()
+                    launchAuth(challenge, baseUrl)
                 } catch (e: Exception) {
                     Log.i("GETrequest", "was unsuccessful")
                 }