1# 9\. Security Model Compatibility 2 3Device implementations: 4 5* [C-0-1] MUST implement a security model consistent 6with the Android platform security model as defined in [Security and Permissions reference document](http://developer.android.com/guide/topics/security/permissions.html) 7in the APIs in the Android developer documentation. 8 9* [C-0-2] MUST support installation of self-signed 10applications without requiring any additional permissions/certificates from any 11third parties/authorities. Specifically, compatible devices MUST support the 12security mechanisms described in the follow subsections. 13