It has taken spammers just two months to recover fromthe shutdown of the website responsible for sending out most of the spam on the internet.
Spam levels are back to 'normal' at 80% of e-mail traffic, reports software security firmSymantec.
McColowas a website that serviced spammers. Last month security experts persuaded the networks that provided McColo with bandwidth to cut itslines. That single act took almost two-thirds of spam off the internet within hours.
Symantec'sState of Spam Report for February shows that spammers are back in force. They are increasingly talented at identifying social trends and popular activities in key areas, Symantec says.
Barack Obama messages were popular in the run-up to the US presidential election and inauguration. Now spammers are using the Chinese passion for gambling to spread spam. As Macau is the only place in China where gambling is legal, spammers are offering the opportunity to gamble online.
Valentine's Day is bringing out the prurient, with "Increase your length, the best Valentine's gift", and "Show off your length for Valentine's Day" being popular spam headlines.
The US is still the main source for spam (23%), with China second (7%) and Russia (4%). South America contributed 15%.