The company blamed the flood of new threats to specialization by malware makers and to criminal organizations that hire them. "A group of specialized programmers can create a larger number of new threats than can a single malicious code author, bringing about economies of scale and therefore an increased return on investment," the report said.
Most malware attacks up to now required a user to visit malicious sites or click on an e-mail attachment. Now, though, hackers are working through legitimate sites, especially social networks. Symantec believes that companies will need to adopt security measures based on "whitelisting" approved code sources, rather than "blacklisting" identified threats, which are coming too fast to keep up with.Computerworld, The Register