【正文】
can only obtain apps through here, unless jailbreaked ? Google Play (Android Market) – Some applications may be reviewed – Does not restrict installing apps from other markets ? Symbian Ovi – Security automatically reviewed by program – Risky applications are reviewed by human – Can install apps from other markets Methodology ? Analyzed information about 46 malwares that spread between Jan. 2020 – June 2020 – 4 – iOS – 24 – Symbian – 18 – Android ? Information from anti‐virus panies and newssources ? Omitted spyware and grayware Methodology ? Analyzed permissions of 11 Android malwares – Categorized and counted how many permissions they require – Attempted to determine malware from permission requests ? Researched on 6 Android devices of root exploits – Compared firmware release dates with root hack information on xda‐developers Results Novelty and Amusement ? Minor damage – Changing wallpapers, sending annoying SMS ? A preliminary type of malware – Expected to decrease in number Selling User Information ?