diff --git a/src/main/java/Vault.java b/src/main/java/Vault.java
index e377411..4405ee1 100644
--- a/src/main/java/Vault.java
+++ b/src/main/java/Vault.java
@@ -1,9 +1,63 @@
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
+import java.util.Scanner;
+
 public class Vault implements VaultInterface {
 
+    public boolean config;
+    public int PWLength;
+    public boolean haveCapitals = false;
+    InputStream inputS = System.in;
+    OutputStream outputS = System.out;
+
+    private void println(String output) {
+        try {
+            outputS.write((output + "\n").getBytes(StandardCharsets.UTF_8));
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
     public void configure(){
+        StringBuilder sbcm = new StringBuilder();
+        Scanner scan = new Scanner(inputS);
+        config = true;
+
+        sbcm.append("Configure:\n");
+        sbcm.append("- Password length: l\n");
+        sbcm.append("- Have Capitals: h\n");
+        sbcm.append("- exit: e\n");
+
+        println(sbcm.toString());
+
+        String input = scan.nextLine();
+
+        if (input.equals("e")) {
+            config = false;
+        }
 
     }
 
+    public void setPWLength(){
+        println("Set PW length:");
+
+        Scanner scan = new Scanner(inputS);
+        String input = scan.nextLine();
+
+        try {
+            PWLength = Integer.parseInt(input);
+        } catch (NumberFormatException e) {
+            println("Please Enter Valid Number.");
+        }
+
+
+
+        println("\nNew PWlength is now: ");
+    }
+
+
     public void addCredential(){
 
     }
@@ -20,4 +74,18 @@ public class Vault implements VaultInterface {
 
     }
 
+    public void setCapital() {
+        println("Should you PW have Capitals? Type in yes or no.");
+
+        Scanner scan = new Scanner(inputS);
+        String input = scan.nextLine();
+
+        if(input.equals("yes")){
+            haveCapitals = true;
+            println("Your PWs contain now capitals.");
+        }else if(input.equals("no")){
+            haveCapitals = false;
+            println("Your PWs don´t have capitals anymore.");
+        }
+    }
 }
diff --git a/src/test/java/VaultTest.java b/src/test/java/VaultTest.java
index 0b3e72f..dcb0668 100644
--- a/src/test/java/VaultTest.java
+++ b/src/test/java/VaultTest.java
@@ -1,14 +1,19 @@
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
 
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.nio.charset.StandardCharsets;
 import java.util.NoSuchElementException;
 
+import static org.junit.jupiter.api.Assertions.*;
+
 public class VaultTest {
 
+    //Vault vlt = new Vault();
+
     static Vault vlt;
 
     @BeforeAll
@@ -16,14 +21,11 @@ public class VaultTest {
         vlt = new Vault();
     }
 
-   /* @BeforeEach
+    @BeforeEach
     void reset() {
-        pm.outputStream = System.out;
-        pm.inputStream = System.in;
-    }*/
-
-    @Test
-    void configure() {vlt.configure();}
+        vlt.outputS = System.out;
+        vlt.inputS = System.in;
+    }
 
     @Test
     void addCredential() {vlt.addCredential();}
@@ -37,4 +39,90 @@ public class VaultTest {
     @Test
     void loadFromJson() {vlt.loadFromJson();}
 
+    @Test
+    void openConfigureMenu() {
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        vlt.inputS = new ByteArrayInputStream("__\n".getBytes(StandardCharsets.UTF_8));
+        vlt.outputS = outputStream;
+        vlt.configure();
+        assertTrue(outputStream.toString().startsWith("Configure:"));
+    }
+
+    @Test
+    void exitConfigurationMenu(){
+        vlt.inputS = new ByteArrayInputStream("e".getBytes(StandardCharsets.UTF_8));
+        vlt.configure();
+        assertFalse(vlt.config);
+    }
+
+    @Test
+    void doNotExitConfigAfterWrongInput() {
+        vlt.inputS = new ByteArrayInputStream("__\n".getBytes(StandardCharsets.UTF_8));
+        vlt.configure();
+        assertTrue(vlt.config);
+
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        vlt.inputS = getEmptyStringInputStream();
+        vlt.outputS = outputStream;
+
+        assertThrowsExactly(NoSuchElementException.class, () -> vlt.configure());
+        assertTrue(outputStream.toString().startsWith("Configure:"));
+    }
+
+    @Test
+    void openSetPWLength() {
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        vlt.inputS = new ByteArrayInputStream("12".getBytes(StandardCharsets.UTF_8));
+        vlt.outputS = outputStream;
+        vlt.setPWLength();
+        assertTrue(outputStream.toString().startsWith("Set"));
+    }
+
+    @Test
+    void setPWLength() {
+        vlt.inputS = new ByteArrayInputStream("7\n".getBytes(StandardCharsets.UTF_8));
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        vlt.outputS = outputStream;
+        vlt.setPWLength();
+
+        assertEquals(7, vlt.PWLength);
+        assertTrue(outputStream.toString().contains("now:"));
+    }
+
+    @Test
+    void setPWLengthWrongInput() {
+        vlt.inputS = new ByteArrayInputStream("T\n".getBytes(StandardCharsets.UTF_8));
+        vlt.setPWLength();
+
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        vlt.inputS = getEmptyStringInputStream();
+        vlt.outputS = outputStream;
+
+        assertThrowsExactly(NoSuchElementException.class, () -> vlt.setPWLength());
+        assertTrue(outputStream.toString().startsWith("Set"));
+    }
+
+    @Test
+    void setCapital() {
+        vlt.inputS = new ByteArrayInputStream("yes\n".getBytes(StandardCharsets.UTF_8));
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        vlt.outputS = outputStream;
+        vlt.setCapital();
+
+        assertTrue(outputStream.toString().startsWith("Should"));
+        assertTrue(vlt.haveCapitals = true);
+        assertTrue(outputStream.toString().contains("contain"));
+
+        vlt.inputS = new ByteArrayInputStream("no\n".getBytes(StandardCharsets.UTF_8));
+        vlt.outputS = outputStream;
+        vlt.setCapital();
+
+        assertTrue(outputStream.toString().startsWith("Should"));
+        assertFalse(vlt.haveCapitals = false);
+        assertTrue(outputStream.toString().contains("don´t"));
+    }
+
+    private ByteArrayInputStream getEmptyStringInputStream() {
+        return new ByteArrayInputStream("".getBytes(StandardCharsets.UTF_8));
+    }
 }