Date Added: Aug 2009
Smartphones started being targets for malware in June 2004 while malware count increased steadily until the introduction of a mandatory application signing mechanism for Symbian OS in 2006. From this point on, only few news could be read on this topic. Even despite of new emerging smartphone platforms, e.g. Android and iPhone, malware writers seemed to lose interest in writing malware for smartphones giving users an inappropriate feeling of safety. This paper revisit smartphone malware evolution for completing the appearance list until end of 2008. For contributing to smartphone malware research, the author continues this list by adding descriptions on possible techniques for creating the first malware(s) for Android platform.