Google has removed 32 apps from Google Play after the apps were discovered carrying a new form of malware (BadNews).
Globally, the apps have been downloaded millions of times.
Although the apps are no longer available from Google Play, if you have already downloaded any of these apps on your device you will need to uninstall them, they contain malware which may access your personal information or introduce further costly malware.
Google has developed this new 2 minute video explaining how to protect your computer from malware. Wikipedia defines malware as
Malware, short for malicious software, consists of programming (code, scripts, active content, and other software) designed to disrupt or deny operation, gather information that leads to loss of privacy or exploitation, gain unauthorized access to system resources, and other abusive behavior. The expression is a general term used by computer professionals to mean a variety of forms of hostile, intrusive, or annoying software or program code.