Password storage in Android M

While Android has received a number of security enhancements in the last few releases, the lockscreen (also know as the keyguard…

Decrypting Android M adopted storage

One of the new features Android M introduces is adoptable storage . This feature allows external storage devices such as SD cards…

Keystore redesign in Android M

Android M has been announced, and the first preview builds and documentation are now available . The most visible security-relate…

Hardware-accelerated disk encryption in Android 5.1

In a previous post  we looked at disk encryption enhancements introduced in Android 5.0. That article was written based on the Lo…

Dissecting Lollipop's Smart Lock

Android 5.0 (Lollipop) has been out for a while now, and most of its new features have been introduced, benchmarked, or complaine…

Android Security Internals is out

Some six months after the first early access chapters were announced , my book has now officially been  released . While the fina…