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Android JNI model implementation of Rob Napier's RNCryptor.

May 29, 2016

An Android library that prevents your app from being pirated / cracked using Google Play Licensing (LVL), APK signature protection and more.

May 29, 2016

A library which helps developers to integrate Google Sign-in and Facebook Sign-in.

Feb 22, 2016

Small library that wraps Account manager API in RxJava Observables reducing boilerplate to minimum.

Feb 5, 2016

AndroidTampering is a library that provides an extra layer of security to your Android application. This library protects your application against simple tampering attacks. Please note that this protection methods can also be hacked. So, besides the tampering protection, don't forget to add all the other security recommendations.

Jan 20, 2016

Reactive extension for Google's Smart Lock for Passwords API.

Jan 4, 2016

JealousSky is an efficient library to encrypt and decrypt data for Android.

With JealousSky is possible to decrypt simple String or even image files.

Nov 13, 2015

JJWT aims to be the easiest to use and understand library for creating and verifying JSON Web Tokens (JWTs).

Aug 20, 2015

Android library build on top of retrofit, for simple handling of authenticated requests.

Jul 26, 2015

This project helps to use elliptic curve cryptography (ECC) with Curve25519.

Jul 7, 2015

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.

Jun 21, 2015

An implementation of the SQRL protocol. This library helps to parse, validate and create SQRL messages.

May 26, 2015

Simple API to perform AES encryption on Android with no dependencies.

Apr 1, 2015

This project contains utility code related to Android security measures.

At present, it contains:

  • a PermissionUtils class with a checkCustomPermissions() static method, to help you detect if another app has defined your custom permissions before your app was installed
  • a TrustManagerBuilder to help you create a custom TrustManager, describing what sorts of SSL certificates you want to support in your HTTPS operations
  • a SignatureUtils class to help you determine the SHA-256 hash of the signing key of some package, to compare against known values, to help detect whether you are about to be communicating with some hacked version of an app
Dec 18, 2014

Android application compatible with ZX2C4's Pass command line application.

Dec 13, 2014

Encryption is a simple way to create encrypted strings to Android project.

Sep 13, 2014

This Java library provides an implementation of macaroons, which are flexible authorization tokens that work great in distributed systems.

Like cookies, macaroons are bearer tokens that enable applications to ascertain whether their holders' actions are authorized. But macaroons are better than cookies!

Sep 5, 2014

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.

Sep 3, 2014

IOCipher provides a virtual encrypted disk for Android apps without requiring the device to be rooted. It uses a clone of the standard 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.

Jul 12, 2014

Windows Azure Active Directory Authentication Library (ADAL) for Android.

Jul 5, 2014

SQLCipher is an open source extension to SQLite that provides transparent 256-bit AES encryption of database files.

Jul 5, 2014

A repackage of Bouncy Castle for Android (which ships a crippled version of BC).

Jul 5, 2014

This is an Android Library Project that provides multiple means to improve network security in mobile applications.

Jul 5, 2014

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.

Jul 5, 2014

AndroidPinning is a standalone Android library project that facilitates certificate pinning for SSL connections from Android apps, in order to minimize dependence on Certificate Authorities.

Jul 5, 2014