This week at LWN: Fighting image spam

  2006-08-25 04:00:05
A number of spammers have been evading filters like SpamAssassin (SA) recently by encoding their messages as images. SA already has a set of rules that are meant to combat image spam, but the more recent messages (typically for stock scams or pharmacy products) have been crafted to avoid them. This would indicate, once again, that spammers are using SA to pre-test their messages and are modifying them to get through. SA developers, however, are up to the challenge and two specific countermeasures have been released. 
  PNG Image  PNG Image  PNG Image
  Related tags  


This particular article has been collected via RSS syndication. We apologize if it's too brief.
If You wish to publish articles on LinuxStreet.net please contact us.


  Similar articles found on LinuxStreet  
ImageFight Image Spam With FuzzyOCR And SpamAssassin On Debian/Ubuntu
ImageFiltering PDF-/XLS-/Image-Spam With ClamAV (And ISPConfig) On Debian/Ubuntu
ImageFighting Link Spam: This Time It's Personal
ImageBattling Web spam, Part 1
ImageAnother War We're Not Winning: Us vs Spam
ImagecRAZY mAD wITH spam
ImageCAN-SPAM Act - Is it working? You Decide.
ImageHow To Block Spam Before It Enters The Server (Postfix)
ImageSpam back on the menu as botnet creating email triples in one week
ImageBook review: SpamAssassin - A Practical Guide to Integration and Configuration

Leave a comment on this article


Captcha

  
Check this if the code you see is not readable and resubmit the form.
(Data you entered will be preserved)



  

Comments (0)