The paper won't be available to everyone until Wednesday at [1], but: > Altogether, of the 639,283 [Android] apps in our data-set, 45 implement pinning. [1]:

The paper won't be available to everyone until Wednesday at [1], but: > Altogether, of the 639,283 [Android] apps in our data-set, 45 implement pinning. [1]: https://www.usenix.org/conference/usenixsecurity15/technical-sessions/presentation/oltrogge https://www.usenix.org/conference/usenixsecurity15/technical...