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Check your site for unwanted additions

A Web attack that poisons Google search results is getting worse, according to security researchers.

The attack first relies on compromising normally legitimate website and planting malicious scripts. US CERT reports that stolen FTP credentials are reckoned to be the main technique in play during this stage of the attack but poor configuration settings and vulnerable web applications might also play a part.

Full story: http://cyberinsecure.com/gumblar-google-poisoning-attack-picks-up-speed-246-growth-over-last-week/