Many PC users consider viruses, malware, spyware, adware and worms all to be the same thing.While all these are malicious(恶意的) programs that can harm our computers, each behaves differently.
Malware is a combination of two words: 'malicious' and 'software'.As the term suggests（词条说明）, any program whose intent（意图，目的） is malicious is malware,That is, any hostile（敌对的，怀有敌意的） or intrusive（侵入的） programs, including viruses, spyware, adware and worms are all malware.
Today's malware is more complex than ever.Understanding the various types of malware is just the first step in protecting your system from cyber threats（网络威胁）. Make sure you have security software installed on your system, and don't click on suspicious（可疑的） links.
