India was responsible for 9.3 percent of global email spam traffic seen from January to March. U.S. came in second place after India, with 8.3 percentage points. Majority of spam is sent by computers that have been infected with some type of malware and are now part of a botnet, Sophos says. Other antivirus vendors also listed India as the top spam source in their monthly spam statistics for January, February and March. Spam traffic has decreased in the first three months of 2012 compared to the same period in 2011.”]