├── .gitignore ├── .idea ├── .gitignore ├── .name ├── compiler.xml ├── deploymentTargetDropDown.xml ├── gradle.xml ├── migrations.xml └── misc.xml ├── README.md ├── app ├── .gitignore ├── build.gradle.kts ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── example │ │ └── encryptanddecrypt │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── example │ │ │ └── encryptanddecrypt │ │ │ └── MainActivity.java │ └── res │ │ ├── drawable │ │ ├── ic_launcher_background.xml │ │ └── ic_launcher_foreground.xml │ │ ├── layout │ │ └── activity_main.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.webp │ │ └── ic_launcher_round.webp │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.webp │ │ └── ic_launcher_round.webp │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.webp │ │ └── ic_launcher_round.webp │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.webp │ │ └── ic_launcher_round.webp │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.webp │ │ └── ic_launcher_round.webp │ │ ├── values-night │ │ └── themes.xml │ │ ├── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── themes.xml │ │ └── xml │ │ ├── backup_rules.xml │ │ └── data_extraction_rules.xml │ └── test │ └── java │ └── com │ └── example │ └── encryptanddecrypt │ └── ExampleUnitTest.java ├── build.gradle.kts ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle.kts /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | -------------------------------------------------------------------------------- /.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | -------------------------------------------------------------------------------- /.idea/.name: -------------------------------------------------------------------------------- 1 | Encrypt and Decrypt -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/deploymentTargetDropDown.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 18 | 19 | -------------------------------------------------------------------------------- /.idea/migrations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 10 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | This is a android application which will use AES to encrypt a message using a key and can also decrypt an encrypted message using the right key. 2 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /app/build.gradle.kts: -------------------------------------------------------------------------------- 1 | plugins { 2 | id("com.android.application") 3 | } 4 | 5 | android { 6 | namespace = "com.example.encryptanddecrypt" 7 | compileSdk = 34 8 | 9 | defaultConfig { 10 | applicationId = "com.example.encryptanddecrypt" 11 | minSdk = 24 12 | targetSdk = 34 13 | versionCode = 1 14 | versionName = "1.0" 15 | 16 | testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner" 17 | } 18 | 19 | buildTypes { 20 | release { 21 | isMinifyEnabled = false 22 | proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro") 23 | } 24 | } 25 | compileOptions { 26 | sourceCompatibility = JavaVersion.VERSION_1_8 27 | targetCompatibility = JavaVersion.VERSION_1_8 28 | } 29 | } 30 | 31 | dependencies { 32 | 33 | implementation("com.scottyab:aescrypt:0.0.1") 34 | implementation("androidx.appcompat:appcompat:1.6.1") 35 | implementation("com.google.android.material:material:1.11.0") 36 | implementation("androidx.constraintlayout:constraintlayout:2.1.4") 37 | testImplementation("junit:junit:4.13.2") 38 | androidTestImplementation("androidx.test.ext:junit:1.1.5") 39 | androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1") 40 | } -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile -------------------------------------------------------------------------------- /app/src/androidTest/java/com/example/encryptanddecrypt/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.example.encryptanddecrypt; 2 | 3 | import android.content.Context; 4 | 5 | import androidx.test.platform.app.InstrumentationRegistry; 6 | import androidx.test.ext.junit.runners.AndroidJUnit4; 7 | 8 | import org.junit.Test; 9 | import org.junit.runner.RunWith; 10 | 11 | import static org.junit.Assert.*; 12 | 13 | /** 14 | * Instrumented test, which will execute on an Android device. 15 | * 16 | * @see Testing documentation 17 | */ 18 | @RunWith(AndroidJUnit4.class) 19 | public class ExampleInstrumentedTest { 20 | @Test 21 | public void useAppContext() { 22 | // Context of the app under test. 23 | Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); 24 | assertEquals("com.example.encryptanddecrypt", appContext.getPackageName()); 25 | } 26 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 15 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/encryptanddecrypt/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.example.encryptanddecrypt; 2 | 3 | import androidx.appcompat.app.AppCompatActivity; 4 | 5 | import android.os.Bundle; 6 | import android.view.View; 7 | import android.widget.Button; 8 | import android.widget.EditText; 9 | 10 | import com.scottyab.aescrypt.AESCrypt; 11 | 12 | import java.security.GeneralSecurityException; 13 | 14 | public class MainActivity extends AppCompatActivity { 15 | 16 | 17 | EditText et_msg,et_key; 18 | Button bt_encrypt, bt_decrypt; 19 | @Override 20 | protected void onCreate(Bundle savedInstanceState) { 21 | super.onCreate(savedInstanceState); 22 | setContentView(R.layout.activity_main); 23 | et_key = findViewById(R.id.et_key); 24 | et_msg = findViewById(R.id.et_msg); 25 | bt_encrypt = findViewById(R.id.bt_Encrypt); 26 | bt_decrypt = findViewById(R.id.bt_Decrypt); 27 | 28 | bt_encrypt.setOnClickListener(new View.OnClickListener() { 29 | @Override 30 | public void onClick(View v) { 31 | try { 32 | String encrypt = AESCrypt.encrypt(et_key.getText().toString(),et_msg.getText().toString()); 33 | et_msg.setText(encrypt); 34 | } catch (GeneralSecurityException e) { 35 | throw new RuntimeException(e); 36 | } 37 | 38 | } 39 | }); 40 | bt_decrypt.setOnClickListener(new View.OnClickListener() { 41 | @Override 42 | public void onClick(View v) { 43 | try { 44 | String decrypt = AESCrypt.decrypt(et_key.getText().toString(),et_msg.getText().toString()); 45 | et_msg.setText(decrypt); 46 | } catch (GeneralSecurityException e) { 47 | throw new RuntimeException(e); 48 | } 49 | 50 | 51 | } 52 | }); 53 | } 54 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 20 | 21 |