Spam Volumes Drop but Unsolicited Emails Get More Malicious
"Spam volumes dropped by over 50% in 2014, but the percentage of malicious URLs in unsolicited emails spiked in the second half of the year, according to new research from Proofpoint.
The messaging security firm's latest Threat Report revealed a 56% drop in the daily volume of spam emails during 2014, helped by disruption to the GameoverZeus and Kelihos botnets in June and September respectively."