How to Choose an Android App Protector? DEX Encryption vs VMP There are many Android app protection solutions available today, but from a technical perspective, two important approaches are DEX protection and VMP virtualization . What Is the Difference Between DEX Encryption and VMP? DEX encryption mainly solves one problem: Making the code harder to extract directly from the APK. After protection, the DEX files are no longer stored in plain form. They are decrypte...