Tag Archive | "whitepaper"


25 June 2008 | 57,546 views

NDR or Backscatter Spam – How Non Delivery Reports Become a Nuisance

You might remember a while ago we mentioned MP3 spam, which in October last year was the latest evolution in spam. Currently there is a new type annoying mail-server owners the world over, it’s known as NDR or Backscatter Spam and involved NDRs or Non Delivery Reports (those emails you get when you send a [...]

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17 August 2007 | 7,249 views

PDF & Image Attachment Spam – The New Problem with E-mail

The spam landscape has changed quite a lot in the last year or so with image spam and now the latest tactic is PDF and .zip attachments. PDF’s of course being preferred by spammers as you don’t need to extract anything to view their spam, you just open it in your favourite PDF viewer and [...]

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