Stories by Lucian Constantin

Duqu exploits zero-day Windows kernel vulnerability to infect computers

Security researchers from the CrySyS laboratory in Hungary have located an installer for Duqu, the <a href="http://www.pcworld.com/businesscenter/article/242114/duqu_new_malware_is_stuxnet_20.html">Stuxnet-inspired threat</a> that has kept the security industry on its toes for the past couple of weeks, and determined that it exploits a previously unknown vulnerability in the Windows kernel.

Researchers defeat CAPTCHA on popular websites

Researchers from Stanford University have developed an automated tool that is capable of deciphering text-based anti-spam tests used by many popular websites with a significant degree of accuracy.

Kelihos botnet domain provider promises to make amends

Czech based free domain provider dotFree Group has settled the lawsuit brought against it by Microsoft in the Kelihos takedown case by suspending all abusive hosts registered through its service and promising better collaboration in the future.

Duqu incidents detected in Iran and Sudan

Security vendor Kaspersky Lab has identified infections with the new Duqu malware in Sudan and, more importantly, Iran, the main target of the Trojan's predecessor -- Stuxnet.

Researchers demo cloud security issue with Amazon AWS attack

Researchers from the Horst Goertz Institute (HGI) of the Ruhr-University Bochum (RUB) in Germany have demonstrated an account hijacking attack against Amazon Web Services (AWS) that they believe affects other cloud computing products as well.

Researchers demo cloud security issue with Amazon AWS attack

Researchers from the Horst Goertz Institute (HGI) of the Ruhr-University Bochum (RUB) in Germany have demonstrated an account hijacking attack against Amazon Web Services (AWS) that they believe affects other cloud computing products as well.

Exploit-powered Android Trojan uses update attack

A new variant of the DroidKungFu Android Trojan is posing as a legitimate application update in order to infect handsets, according to security researchers from Finnish antivirus vendor F-Secure.

World's most sophisticated rootkit is being overhauled

Experts from security vendor ESET warn that TDL4, one of the most sophisticated pieces of malware in the world, <a href="http://blog.eset.com/2011/10/18/tdl4-rebooted">is being rewritten and improved</a> for increased resilience to antivirus detection.

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