Android, the most popular mobile system, offers a number of user-configurable system settings (e.g., network, location, and permission) for controlling devices and apps. Even popular, well-tested apps may fail to properly adapt their behaviors to …
Executing, verifying and enforcing credible transactions on permissionless blockchains is done using smart contracts. Smart contracts define and execute crucial agreements, and attacks exploiting their vulnerabilities can lead to huge losses, like …