Spammers use images to avoid spam filters

Security software firm Sophos has published an updated version of its "dirty dozen" list of spam relaying countries. Among the main trends during the second quarter are image files that are used by spammers to dodge spam filters and a potential roadblock for the U.S. to reduce the amount of spam messages.


For the first time in more than two years, Sophos said that did not recognize a quarter-over-quarter decrease in spam messages originating from the U.S. Sophos estimates that about 23.2% of all spam is relayed through the US, followed by China with 20.0% and South Korea with 7.5%. The company believes that the impact of the CAN-SPAM legislation, which has resulted in huge fines and numerous arrests, may be limited at this time: "It's hard to criticize the US for failing to take action," said Graham Cluley, senior technology consultant at Sophos. "Perhaps the reality is that the statistics can't be reduced any further unless US home users take action to secure their com...

ยป TG Daily - Wolfgang Greuener - 31-07-2006

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