diff --git a/app/build.gradle b/app/build.gradle
index f154a3a..ff19ac1 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -46,7 +46,7 @@ dependencies {
     implementation 'androidx.activity:activity-ktx:1.1.0'
     implementation "androidx.recyclerview:recyclerview:1.1.0"
     implementation 'androidx.coordinatorlayout:coordinatorlayout:1.1.0'
-
+    implementation 'androidx.preference:preference:1.1.1'
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.9'
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9'
 
@@ -60,8 +60,11 @@ dependencies {
     kapt "androidx.room:room-compiler:$room_version"
     implementation "androidx.room:room-ktx:$room_version"
 
-    testImplementation 'junit:junit:4.13'
+    testImplementation 'junit:junit:4.13.1'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+    androidTestImplementation 'androidx.test:runner:1.3.0'
+    androidTestImplementation 'androidx.test:rules:1.3.0'
+    androidTestImplementation 'com.google.truth:truth:1.0'
 
 }
\ No newline at end of file
diff --git a/app/src/androidTest/java/oppen/ariane/io/gemini/DeviceTLSTests.kt b/app/src/androidTest/java/oppen/ariane/io/gemini/DeviceTLSTests.kt
new file mode 100644
index 0000000..3de1ad9
--- /dev/null
+++ b/app/src/androidTest/java/oppen/ariane/io/gemini/DeviceTLSTests.kt
@@ -0,0 +1,44 @@
+package oppen.ariane.io.gemini
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import java.security.SecureRandom
+import javax.net.ssl.SSLContext
+import javax.net.ssl.SSLSocket
+import javax.net.ssl.SSLSocketFactory
+
+@RunWith(AndroidJUnit4::class)
+class DeviceTLSTests {
+
+    lateinit var socket: SSLSocket
+
+    @Before
+    fun setupSocket(){
+        val sslContext = SSLContext.getInstance("TLS")
+        sslContext.init(null, null, SecureRandom())
+        val factory: SSLSocketFactory = sslContext.socketFactory
+        socket = factory.createSocket() as SSLSocket
+    }
+
+    @Test
+    fun supportsTLSv1(){
+        socket.supportedProtocols.contains("TLSv1")
+    }
+
+    @Test
+    fun supportsTLSv1_1(){
+        socket.supportedProtocols.contains("TLSv1.1")
+    }
+
+    @Test
+    fun supportsTLSv1_2(){
+        socket.supportedProtocols.contains("TLSv1.2")
+    }
+
+    @Test
+    fun supportsTLSv1_3(){
+        socket.supportedProtocols.contains("TLSv1.3")
+    }
+}
\ No newline at end of file
diff --git a/app/src/androidTest/java/oppen/ariane/io/gemini/GeminiDatasourceTests.kt b/app/src/androidTest/java/oppen/ariane/io/gemini/GeminiDatasourceTests.kt
new file mode 100644
index 0000000..f1aae7d
--- /dev/null
+++ b/app/src/androidTest/java/oppen/ariane/io/gemini/GeminiDatasourceTests.kt
@@ -0,0 +1,86 @@
+package oppen.ariane.io.gemini
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import oppen.ariane.Ariane
+import oppen.toURI
+import com.google.common.truth.Truth.assertThat
+import oppen.ariane.io.GemState
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class GeminiDatasourceTests {
+
+    private lateinit var gemini: Datasource
+    private val capsules = listOf(
+        "gemini://gemini.circumlunar.space",
+        "gemini://rawtext.club",
+        "gemini://drewdevault.com",
+        "gemini://talon.computer",
+        "gemini://tilde.team",
+        "gemini://tilde.pink",
+        "gemini://gemini.conman.org",
+        "gemini://idiomdrottning.org"
+    )
+
+    private val capsuleIndex = 3
+
+    private fun setTLSProtocol(protocol: String){
+        gemini = Datasource.factory(InstrumentationRegistry.getInstrumentation().targetContext, protocol)
+    }
+
+    @Test
+    fun arianeHomePageTest(){
+        setTLSProtocol("TLSv1")
+        var hasRequested = false
+        var hasResponded = false
+
+        gemini.request(Ariane.DEFAULT_HOME_CAPSULE.toURI()){ state ->
+
+            when(state){
+                is GemState.Requesting -> {
+                    assertThat(state.uri.toString()).isEqualTo(Ariane.DEFAULT_HOME_CAPSULE)
+                    hasRequested = true
+                }
+                is GemState.ResponseGemtext -> {
+                    assertThat(state.uri.toString()).isEqualTo(Ariane.DEFAULT_HOME_CAPSULE)
+                    hasResponded = true
+                }
+                else -> {
+                    //This will cause a failed test if request fails
+                    assertThat(hasRequested).isTrue()
+                    assertThat(hasResponded).isTrue()
+                }
+            }
+        }
+    }
+
+    @Test
+    fun aCapsuleTest(){
+        setTLSProtocol("TLSv1.3")
+        var hasRequested = false
+        var hasResponded = false
+
+
+
+        gemini.request(capsules[capsuleIndex].toURI()){ state ->
+
+            when(state){
+                is GemState.Requesting -> {
+                    assertThat(state.uri.toString()).isEqualTo(capsules[capsuleIndex])
+                    hasRequested = true
+                }
+                is GemState.ResponseGemtext -> {
+                    assertThat(state.uri.toString()).isEqualTo(capsules[capsuleIndex])
+                    hasResponded = true
+                }
+                else -> {
+                    //This will cause a failed test if request fails
+                    assertThat(hasRequested).isTrue()
+                    assertThat(hasResponded).isTrue()
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 9978b79..3c039f6 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -34,6 +34,8 @@
                 <data android:scheme="gemini" />
             </intent-filter>
         </activity>
+        <activity android:name="oppen.ariane.ui.settings.SettingsActivity" android:label="@string/settings" />
+
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/oppen/Extensions.kt b/app/src/main/java/oppen/Extensions.kt
index 24b5945..8fce839 100644
--- a/app/src/main/java/oppen/Extensions.kt
+++ b/app/src/main/java/oppen/Extensions.kt
@@ -5,6 +5,7 @@ import android.os.CountDownTimer
 import android.view.View
 import android.view.inputmethod.InputMethodManager
 import androidx.core.content.ContextCompat.getSystemService
+import java.net.URI
 
 
 fun View.visible(visible: Boolean) = when {
@@ -22,6 +23,10 @@ fun View.hideKeyboard(){
     imm?.hideSoftInputFromWindow(windowToken, 0)
 }
 
+fun String.toURI(): URI {
+    return URI.create(this)
+}
+
 fun delay(ms: Long, action: () -> Unit){
     object : CountDownTimer(ms, ms/2) {
         override fun onTick(millisUntilFinished: Long) {}
diff --git a/app/src/main/java/oppen/ariane/io/gemini/Datasource.kt b/app/src/main/java/oppen/ariane/io/gemini/Datasource.kt
index 12a39cd..74f67e5 100644
--- a/app/src/main/java/oppen/ariane/io/gemini/Datasource.kt
+++ b/app/src/main/java/oppen/ariane/io/gemini/Datasource.kt
@@ -8,8 +8,8 @@ interface Datasource {
     fun request(uri: URI, onUpdate: (state: GemState) -> Unit)
 
     companion object{
-        fun factory(context: Context): Datasource {
-            return GeminiDatasource(context)
+        fun factory(context: Context, protocol: String): Datasource {
+            return GeminiDatasource(context, protocol)
         }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/oppen/ariane/io/gemini/GeminiDatasource.kt b/app/src/main/java/oppen/ariane/io/gemini/GeminiDatasource.kt
index f56473f..4839951 100644
--- a/app/src/main/java/oppen/ariane/io/gemini/GeminiDatasource.kt
+++ b/app/src/main/java/oppen/ariane/io/gemini/GeminiDatasource.kt
@@ -14,7 +14,15 @@ import javax.net.ssl.*
 
 const val GEMINI_SCHEME = "gemini"
 
-class GeminiDatasource(val context: Context): Datasource {
+/**
+ *
+ *
+ * @param protocol see: https://docs.oracle.com/javase/7/docs/technotes/guides/security/StandardNames.html#SSLContext
+ *
+ */
+class GeminiDatasource(
+    private val context: Context,
+    private val protocol: String): Datasource {
 
     private var last: URI? = null
     override fun request(uri: URI, onUpdate: (state: GemState) -> Unit) {
@@ -116,28 +124,15 @@ class GeminiDatasource(val context: Context): Datasource {
         last = uri
         val port = if(uri.port == -1) 1965 else uri.port
 
-        val sslContext = SSLContext.getInstance("TLS")
+        val sslContext = SSLContext.getInstance(protocol)
         sslContext.init(null, trustAllCerts, SecureRandom())
 
         val factory: SSLSocketFactory = sslContext.socketFactory
 
-        val allCipher = factory.supportedCipherSuites
-
-        allCipher.forEach { suite ->
-            println("Supported cipher suite: $suite")
-        }
-
         val socket: SSLSocket?
         try {
             socket = factory.createSocket(uri.host, port) as SSLSocket
-
-            socket.supportedProtocols.forEach { protocol ->
-                println("Supported protocol $protocol")
-            }
-
-            socket.enabledCipherSuites = allCipher
-
-            //socket.enabledProtocols = socket.supportedProtocols
+            socket.enabledCipherSuites = factory.supportedCipherSuites
             socket.enabledProtocols = socket.supportedProtocols
             socket.startHandshake()
         }catch(ce: ConnectException){
diff --git a/app/src/main/java/oppen/ariane/ui/GemActivity.kt b/app/src/main/java/oppen/ariane/ui/GemActivity.kt
index 3b2dd16..77a9848 100644
--- a/app/src/main/java/oppen/ariane/ui/GemActivity.kt
+++ b/app/src/main/java/oppen/ariane/ui/GemActivity.kt
@@ -34,6 +34,7 @@ import oppen.ariane.ui.modals_menus.history.HistoryDialog
 import oppen.ariane.ui.modals_menus.input.InputDialog
 import oppen.ariane.ui.modals_menus.overflow.OverflowPopup
 import oppen.ariane.ui.modals_menus.set_home.SetHomeDialog
+import oppen.ariane.ui.settings.SettingsActivity
 import oppen.hideKeyboard
 import oppen.visibleRetainingSpace
 import java.io.File
@@ -87,7 +88,6 @@ class GemActivity : AppCompatActivity() {
 
         bookmarkDatasource = BookmarksDatasource.getDefault(applicationContext)
 
-
         binding = DataBindingUtil.setContentView(this, R.layout.activity_gem)
         binding.viewmodel = model
         binding.lifecycleOwner = this
@@ -97,9 +97,13 @@ class GemActivity : AppCompatActivity() {
 
         history = HistoryInterface.default(this)
 
+        val prefs = getSharedPreferences("oppen.tva.ui.dialogs.set_home", Context.MODE_PRIVATE)
+        val home = prefs.getString("home", Ariane.DEFAULT_HOME_CAPSULE)
+
         model.initialise(
-            Datasource.factory(this),
-            BookmarksDatasource.getDefault(applicationContext)
+            home = home ?: Ariane.DEFAULT_HOME_CAPSULE,
+            gemini = Datasource.factory(this, "TLSv1.2"),
+            bookmarks = BookmarksDatasource.getDefault(applicationContext)
         ){ state ->
 
             binding.pullToRefresh.isRefreshing = false
@@ -206,6 +210,9 @@ class GemActivity : AppCompatActivity() {
                             showAlert("Home capsule updated")
                         }
                     }
+                    R.id.overflow_menu_settings -> {
+                        startActivity(Intent(this, SettingsActivity::class.java))
+                    }
                 }
             }
         }
diff --git a/app/src/main/java/oppen/ariane/ui/GemViewModel.kt b/app/src/main/java/oppen/ariane/ui/GemViewModel.kt
index 46fdad0..2c08bfd 100644
--- a/app/src/main/java/oppen/ariane/ui/GemViewModel.kt
+++ b/app/src/main/java/oppen/ariane/ui/GemViewModel.kt
@@ -15,12 +15,12 @@ class GemViewModel: ViewModel() {
 
     private val history = mutableListOf<URI>()
 
-    fun initialise(gemini: Datasource, bookmarks: BookmarksDatasource, onState: (state: GemState) -> Unit){
+    fun initialise(home: String, gemini: Datasource, bookmarks: BookmarksDatasource, onState: (state: GemState) -> Unit){
         this.gemini = gemini
         this.bookmarks = bookmarks
         this.onState = onState
 
-        request(URI.create(Ariane.DEFAULT_HOME_CAPSULE))//todo - regression: should check prefs...
+        request(home)
     }
 
     fun request(address: String) {
diff --git a/app/src/main/java/oppen/ariane/ui/settings/SettingsActivity.kt b/app/src/main/java/oppen/ariane/ui/settings/SettingsActivity.kt
new file mode 100644
index 0000000..f49065c
--- /dev/null
+++ b/app/src/main/java/oppen/ariane/ui/settings/SettingsActivity.kt
@@ -0,0 +1,14 @@
+package oppen.ariane.ui.settings
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import oppen.ariane.R
+
+class SettingsActivity: AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_settings)
+        supportFragmentManager.beginTransaction().replace(R.id.settings_container, SettingsFragment()).commit()
+    }
+}
diff --git a/app/src/main/java/oppen/ariane/ui/settings/SettingsFragment.kt b/app/src/main/java/oppen/ariane/ui/settings/SettingsFragment.kt
new file mode 100644
index 0000000..23b35bd
--- /dev/null
+++ b/app/src/main/java/oppen/ariane/ui/settings/SettingsFragment.kt
@@ -0,0 +1,59 @@
+package oppen.ariane.ui.settings
+
+import android.os.Bundle
+import androidx.preference.Preference
+import androidx.preference.PreferenceCategory
+import androidx.preference.PreferenceFragmentCompat
+import androidx.preference.SwitchPreferenceCompat
+import java.security.SecureRandom
+import java.util.*
+import javax.net.ssl.SSLContext
+import javax.net.ssl.SSLSocket
+import javax.net.ssl.SSLSocketFactory
+
+class SettingsFragment: PreferenceFragmentCompat(), Preference.OnPreferenceChangeListener {
+
+    lateinit var protocols: Array<String>
+
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        val context = preferenceManager.context
+        val screen = preferenceManager.createPreferenceScreen(context)
+
+        val tlsCategory = PreferenceCategory(context)
+        tlsCategory.key = "tls_category"
+        tlsCategory.title = "TLS Config"
+        screen.addPreference(tlsCategory)
+
+        val sslContext = SSLContext.getInstance("TLS")
+        sslContext.init(null, null, SecureRandom())
+        val factory: SSLSocketFactory = sslContext.socketFactory
+        val socket = factory.createSocket() as SSLSocket
+        protocols = socket.supportedProtocols
+        protocols.forEach { protocol ->
+            val tlsPreference = SwitchPreferenceCompat(context)
+            tlsPreference.key = "tls_${protocol.toLowerCase(Locale.getDefault())}"
+            tlsPreference.title = protocol
+            tlsPreference.onPreferenceChangeListener = this
+            tlsCategory.addPreference(tlsPreference)
+        }
+
+        preferenceScreen = screen
+    }
+
+    override fun onPreferenceChange(preference: Preference?, newValue: Any?): Boolean {
+
+        preference?.key?.let{ key ->
+            if(key.startsWith("tls_")){
+                protocols.forEach {protocol ->
+                    val tlsSwitchKey = "tls_${protocol.toLowerCase(Locale.getDefault())}"
+                    if(tlsSwitchKey != key){
+                        val otherTLSSwitch = preferenceScreen.findPreference<SwitchPreferenceCompat>(tlsSwitchKey)
+                        otherTLSSwitch?.isChecked = false
+                    }
+                }
+            }
+        }
+
+       return  true
+    }
+}
diff --git a/app/src/main/res/layout/activity_settings.xml b/app/src/main/res/layout/activity_settings.xml
new file mode 100644
index 0000000..6dbc60f
--- /dev/null
+++ b/app/src/main/res/layout/activity_settings.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/settings_container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</RelativeLayout>
\ No newline at end of file
diff --git a/app/src/main/res/menu/overflow_menu.xml b/app/src/main/res/menu/overflow_menu.xml
index 9f3c4bf..60501fe 100644
--- a/app/src/main/res/menu/overflow_menu.xml
+++ b/app/src/main/res/menu/overflow_menu.xml
@@ -33,6 +33,10 @@
             android:id="@+id/overflow_menu_set_home"
             android:title="@string/set_home"
             android:icon="@drawable/vector_set_home"/>
+        <item
+            android:id="@+id/overflow_menu_settings"
+            android:title="@string/settings"
+            android:icon="@drawable/vector_set_home"/>
         <item
             android:id="@+id/overflow_menu_about"
             android:title="@string/about"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 2a107c7..74d6024 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -10,6 +10,7 @@
     <string name="gemini_address">Gemini address</string>
     <string name="share">Share</string>
     <string name="set_home">Set Home</string>
+    <string name="settings">Settings</string>
     <string name="home_icon_attribution">Home icon by Icongeek26 on FlatIcon.com</string>
     <string name="about_body">Ariane: Gemini protocol client from Öppenlab</string>
     <string name="gnu_link">GPL v3</string>