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Microsoft Patch Tuesday – August 2011

10

Aug

2011

Hello and welcome to this month’s blog on Microsoft's patch releases. This is an average month—the vendor is releasing 13 bulletins covering a total of 22 vulnerabilities. Three of the issues are rated critical and they affect Internet Explorer and Windows DNS. The DNS issue could allow an attacker to take complete control of an […]

Category General Written by Symantec Security Response Blog 0 Comments

Blackhole exploit kit continues it’s dominance

06

Aug

2011

Today, I was investigating a block that had been triggered on a webpage due to detection of the Blackhole exploit kit. We previously posted a blog about the rise in Blackhole exploit kit detections back in February, 2011. That blog post continues to receive comments from readers who have identified similar attacks and I regularly […]

Category Security Written by Zscaler Research 0 Comments

Manually De-obfuscating malicious contents

22

Jul

2011

Most of the time, malicious obfuscated JavaScript is injected at the bottom of a webpage. Obfuscation is leveraged both to hide the true purpose of the code from prying human eyes and in an attempt to bypass security scans. As a researcher, you may have to conduct a manual analysis of such JavaScript, if certain […]

Category Security Written by Zscaler Research 0 Comments

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Microsoft Patch Tuesday – August 2011

Blackhole exploit kit continues it’s dominance

Manually De-obfuscating malicious contents

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