As smartphones have grown more powerful and complex, so have the threats against them. Android Police blog revealed a vulnerability in the Skype Android application could allow hackers to swipe users’ email addresses, contact lists and chat logs. The world got its first taste of what an Android botnet would look like late last year when researchers discovered the “Gemini” malware. Google announced it had activated an Android app kill switch that would remove the malicious apps remotely from user devices if they had already been downloaded.”]
Source: https://www.csoonline.com/article/2128205/smartphone-security-follies–a-brief-history.html