IronPort released new industry research that points to increased level of “image-based spam”. IronPort noted that image-based spam accounted for 12% of all spam sent in June 2006. This is a 12X increase over last year. This represents 5 billion image-based spam messages sent per day.
Image-based spam - Contains little or no text and includes a .gif or .jpg file with an image. The image contains the spam message in the form of text and graphics.
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