ComputerWeekly.com
Premium Content

Access "Is it the end of the line for antivirus signatures?"

Published: 13 Oct 2012

One fact leaps out of the Symantec Intelligence Report for July 2011: The sharp rise in “aggressively polymorphic” malware delivered by email over the last six months. This form of malware adopts a range of techniques to disguise itself to avoid detection, even changing its code each time it starts up. “This new aggressive approach to distributing generic polymorphic malware on such a scale should be concerning for many businesses, particularly those who rely solely on more traditional security countermeasures, which this type of malware is designed to evade,” Symantec wrote in the report. The report’s author, Paul Wood, a senior intelligence analyst at Symantec, concludes: “Technology cannot rely on signatures and heuristics alone, and must also take into account the integrity of an executable based on knowledge of its reputation and circulation in the real world.” It is a problem that has been bubbling up over several years, but the surge in recent months is worthy of note. Polymorphic malware accounted for 23.7% of all email-borne malware intercepted in ... Access >>>

Access TechTarget
Premium Content for Free.

By submitting your personal information, you agree to receive emails regarding relevant products and special offers from TechTarget and its partners. You also agree that your personal information may be transferred and processed in the United States, and that you have read and agree to the Terms of Use and the Privacy Policy.

What's Inside

Features

More Premium Content Accessible For Free

  • CW Europe – March 2015 Edition
    EUR_0315_ezine_FINAL-MED.jpg
    E-Zine

    This issue of CW Europe explores how Neelie Kroes, who became the Netherlands Special Envoy for Startups at the beginning of 2015, is embarking on a ...

  • Food giant acts fast on lean IT
    CWE_030315_ezine_17p-MED.jpg
    E-Zine

    In this week's Computer Weekly, we talk to the CIO from food giant Iglo – owner of Birds Eye – about how to work with outsourcers to keep IT lean and...

  • The state of email trust in 2014
    state-of-email-trust-2014-252.jpg
    E-Handbook

    Email security improved in 2014 but most companies still haven't done enough to protect their customers from phishing attacks, this study from Agari ...