Image-based spam scams on the rise
Image-based spam is on the rise, filling up inboxes with photos of naked women and some extremely graphic language that traditional spam filters used to be able to catch.
Image-based spam, which is increasing at an alarming rate, is a tactic spammers use to elude spam-filtering software that analyzes messages of keywords. By embedding their marketing messages in attached, randomized .gif or .jpg image files instead of in plain text, many spammers manage to elude those filters. Image-based emails don't differ much from text-based spam and will often include pitches for prescription drugs and penny stocks in addition to pornographic material.
Gateway security vendor IronPort Systems Inc. in San Bruno, Calif., claims that image-based spam has increased 11% overall since last year, but on any given day that number can be much higher. Commtouch Inc., an antivirus software vendor in Mountain View, Calif., reports that on May 29, for instance, image-based spam accounted for 30% of all gl...
» SearchCIO.com - Shamus McGillicuddy - 04-08-2006