Virus vs. spyware Summary: Which is it? Once you determine the 'who', the 'why', the 'what' and the 'how' it all becomes clear. November 10, 2005 -- 01:06 GMT (17:06 PST) Loading... Please wait. Topics: Malware, Security Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.