Thanks for all your suggestions. signature check, installer check and licensing verification library will be adopted.
@Kristopher, how to do file check sum in android? WeiHung於 2016年1月19日星期二 UTC+8下午11時25分15秒寫道: > > I have an paid app on google play. Unfortunately, I found the paid apk is > distributed over the internet. And the distributed apk is EXACTLY the same > as what I uploaded to google play. > > > What method does the hacker take to get the apk? > > > Is there any method to protect my effort? > > I found some suggestions here. > https://www.airpair.com/android/posts/adding-tampering-detection-to-your-android-app > > > Is there any other suggestion? > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to android-developers+unsubscr...@googlegroups.com. To post to this group, send email to android-developers@googlegroups.com. Visit this group at https://groups.google.com/group/android-developers. To view this discussion on the web visit https://groups.google.com/d/msgid/android-developers/d61bf155-3382-46ab-9764-9681344eb220%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.