| Articles by Commtouch experts, published in Virus Bulletin magazine: © Copyright 2005 Virus Bulletin Ltd. |
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October 2007, White Paper presented at VB 2007 conference: "The Marriage of Spam and Malware: Implications for SMTP Malware Defence"
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Once considered two distinct entities, spam and email-borne malware are becoming increasingly similar. Both take
advantage of email as a primary means of mass-distribution,
and both use botnets to launch outbreaks and evade detection.
As attacks continue to get bigger, faster and more severe, the
industry must reassess the strategy of defending against each
type of threat individually.
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Containing Spam – The Local Challenge
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"The escalating war between spammers and anti-spam technologies has spawned multiple generations of anti-spam techniques. Each new spam-fighting technology is invented, launched, and marketed with great fanfare, yet eventually it is overcome by spammers and needs to be either replaced or improved."
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October 2005, White paper presented in VB2005 conference: "Commercial and Non-commercial Approaches to Fighting Spam"
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An overview of trends in the spam industry e.g. the criminalization of spam, and the dangerous spam-virus symbiosis. It also reviews past approaches to fighting spam, and why they have failed, vs. today's more successful anti-spam methodologies.
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September 2005, Featured Article: "New Malware Distribution Methods Threaten Signature-Based AV"
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In this article, we identify two new malware distribution methods: short-span attacks and serial variant attacks. We describe their particular distribution patterns, the development of recent attacks, and the potential dangers they present.
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March 2005, Featured Article: "Virus Outbreak Protection: Network Based Detection"
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Timely response is the major challenge facing email security solutions:
While today’s major outbreaks reach their peak within a few hours the response time of security software has not improved significantly, creating a dangerous window of vulnerability. This article discusses the reasons for this gap and suggests an alternative approach – preemptive mass outbreak detection.
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