By Mathew J. Schwartz
June 1, 2010
Want to improve your security profile? Start by eliminating any use of
Internet Explorer 6 (IE6). The browser, now almost nine years old, lacks
many of today's modern security features, and thus remains a magnet for
But according to a new study, as of April 2010, more than one-quarter of
all Web traffic still flowed to IE6 browsers. Still, that's an
improvement over January 2010, when IE6 handled 34% of all traffic.
Those findings come from a report released last week by Zscaler, a cloud
There's hope: In the first four months of 2010, enterprises upgrading to
IE8 jumped from 6% to 10%, "no doubt driven by high-profile zero-day
attacks," according to the report.
Still, the fact that so many people continue to rely on IE6 represents a
bigger security problem. "Whether employing black hat search engine
optimization tactics, infecting legitimate sites or spreading fake
antivirus software, [attackers] are repeating practiced and automated
attack techniques that are succeeding with frightening efficiency," said
Michael Sutton, Zscaler's vice president of security research, in a
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