Select one common type of malware listed in this article link and using your own words, explain how to defend yourself against it. 

Cybercriminals use many different types of malware to attack systems. Select one common type of malware listed in this article link and using your own words, explain how to defend yourself against it.   https://www.esecurityplanet.com/malware/malware-types.html#maliciousmobileapp