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Security
libsodium
libsodium
8600 Stars
Sodium is a new, easy-to-use software library for encryption, decryption, signatures, password hashing and more.
jedisct1
jjwt
jjwt
6700 Stars
JJWT aims to be the easiest to use and understand library for creating and verifying JSON Web Tokens (JWTs).
jwtk
conceal
conceal
3000 Stars
Conceal provides a set of easy to use APIs for performing fast encryption and authentication of data. Apps can use Conceal to encrypt data and large files stored in public locations, for example SD cards.
facebook
Android-Password-Store
Android-Password-Store
1500 Stars
Android application compatible with ZX2C4's Pass command line application.
zeapo
Cipher.so
Cipher.so
1300 Stars
A simple way to encrypt your secure data like passwords into a native .so library.
MEiDIK
PiracyChecker
PiracyChecker
1300 Stars
An Android library that prevents your app from being pirated / cracked using Google Play Licensing (LVL), APK signature protection and more.
javiersantos
Android-Security-Reference
Android-Security-Reference
695 Stars
This is a reference guide for Android Security things.
doridori
spongycastle
spongycastle
611 Stars
A repackage of Bouncy Castle for Android (which ships a crippled version of BC).
rtyley
AESCrypt-Android
AESCrypt-Android
598 Stars
Simple API to perform AES encryption on Android with no dependencies.
scottyab
NetCipher
NetCipher
582 Stars
This is an Android Library Project that provides multiple means to improve network security in mobile applications.
guardianproject
retroauth
retroauth
405 Stars
Android library build on top of retrofit, for simple handling of authenticated requests.
andretietz
Secure Storage Android
Secure Storage Android
316 Stars
Storing Credentials securely on a Device is a must. To make that possible we have combined the Android Keystore for generating Cryptographic keys, and storing them securely and using those keys we encrypt the credentials and save them in the SharedPreferences.
adorsys
Encryption
Encryption
309 Stars
Encryption is a simple way to create encrypted strings to Android project.
simbiose
cwac-security
cwac-security
285 Stars
This project contains utility code related to Android security measures.
commonsguy
Heimdall.droid
Heimdall.droid
252 Stars
Heimdall is an OAuth 2.0 client specifically designed for easy usage and high flexibility. It supports all grants as described in Section 4 as well as refreshing an access token as described in Section 6 of the The OAuth 2.0 Authorization Framework specification.
rheinfabrik
Heimdall.droid
Heimdall.droid
252 Stars
Heimdall is an OAuth 2.0 client specifically designed for easy usage and high flexibility. It supports all grants as described in Section 4 as well as refreshing an access token as described in Section 6 of the The OAuth 2.0 Authorization Framework specification.
trivago
azure-activedirectory-library-for-android
azure-activedirectory-library-for-android
160 Stars
Windows Azure Active Directory Authentication Library (ADAL) for Android.
AzureAD
Puff-Android
Puff-Android
138 Stars
Password Utility Free Forever
PuffOpenSource
KeystoreCompat
KeystoreCompat
136 Stars
Simple wrapper library in Kotlin is designed to save secret to local shared preferences using Android default security and Android Keystore. KeystoreCompat ensures handling LockScreen and compatibility among diversity of Android versions.
kotoMJ
IOCipher
IOCipher
116 Stars
IOCipher provides a virtual encrypted disk for Android apps without requiring the device to be rooted. It uses a clone of the standard java.io API for working with files, so developers already know how to use it. Only password handling, and opening the virtual disk are what stand between the developer and working encrypted file storage. It is based on and SQLCipher.
guardianproject
openpgp-api
openpgp-api
105 Stars
openpgp-api-lib provides methods to execute OpenPGP operations, such as sign, encrypt, decrypt, verify, and more without user interaction from background threads. This is done by connecting your client application to a remote service provided by OpenKeychain or other OpenPGP providers.
open-keychain
RNCryptorNative
RNCryptorNative
104 Stars
Android JNI model implementation of Rob Napier's RNCryptor.
TGIO
Android cryptography library - EasyCrypt
Android cryptography library - EasyCrypt
95 Stars
Secure and efficient cryptography library for Android. (Auto fix SecureRandom bugs in API 18 and below.)
pvasa
jmacaroons
jmacaroons
93 Stars
This Java library provides an implementation of macaroons, which are flexible authorization tokens that work great in distributed systems.
nitram509
Encryptor4j
Encryptor4j
90 Stars
Encryptor4j consists of a set of wrapper and utility classes that make leveraging cryptography in your application alot easier.
martinwithaar
android-security-guides
android-security-guides
43 Stars
This project is created to provide standards for Android application security before making it live to Google Play.
rehmanmuradali
RxSmartLock
RxSmartLock
41 Stars
Reactive extension for Google's Smart Lock for Passwords API.
ShlMlkzdh
Trialer
Trialer
41 Stars
A small and simple library for managing trial period in your android app.
pzienowicz
RxSmartLock
RxSmartLock
41 Stars
Reactive extension for Google's Smart Lock for Passwords API.
mxmlkzdh
Android-PGP
Android-PGP
38 Stars
Adds (non native) PGP encryption and decryption support.
kibotu
SimpleEncryptionLib
SimpleEncryptionLib
31 Stars
SimpleEncryptorLibrary is a library for encryption and decryption strings in Android apps and PC/Mac Java applications.
hummatli
keystore-ultimate
keystore-ultimate
30 Stars
Easy keystore manipulation.
leonardoxh
BillingProtector
BillingProtector
26 Stars
BillingProtector is a small Android library aiming to check the device state & purchases security. Its main purpose is to block a transition if the application has been modified or patched; it can also be used to prevent applications from being executed on an unprotected/insecure environment.
cioccarellia
BillingProtector
BillingProtector
26 Stars
BillingProtector is a small Android library aiming to check the device state & purchases security. Its main purpose is to block a transition if the application has been modified or patched; it can also be used to prevent applications from being executed on an unprotected/insecure environment.
AndreaCioccarelli

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