As part of the risk assessment for ISO27001, the possibility of users taking screen captures of the android phone was recognised as a possible risk.
Control
A possible control of this risk would be to restrict the ability of users to take screen grabs using the native android controls. This technique is outlined here:
12 pull request add this feature. When the user is using the app and tries to take a screenshot they will be presented with an error informing them that what they are trying to do has been prevented by the application.
otormaigh
commented
8 years ago
Overview
As part of the risk assessment for ISO27001, the possibility of users taking screen captures of the android phone was recognised as a possible risk.
Control
A possible control of this risk would be to restrict the ability of users to take screen grabs using the native android controls. This technique is outlined here:
http://stackoverflow.com/questions/9822076/how-do-i-prevent-android-taking-a-screenshot-when-my-app-goes-to-the-background