Q&A: Keeping an Android Device Secure Do I need to get an antivirus program for my Android tablet? How much of a threat is out there? The amount of malicious software aimed at mobile operating systems like Android is growing. Although Google scans its app store regularly for malicious apps, malware has been entered it before. Security-software businesses, which have a considerable interest in the topic, issue regular studies that include sections on threats to mobile devices. Companies like McAfee, Symantec and Lookout have reports online that will give you an idea what is out there. Installing a security app on your tablet may help protect against certain threats. Some programs designed for tablets and smartphones include recovery and remote-wipe features that you can activate to protect your personal information if your device gets lost or stolen. If you are shopping, there are plenty of Android security apps around. Norton, McAfee, Trend Micro, Avast, Kaspersky, AVG, Webroot and others now offer security software for mobile devices. Many apps are available in the Google Play store, along with user reviews.