Group of hackers Cult of the Dead Cow (CDC) introduced Goolag Scanner, which gives an opportunity to scan websites for vulnerabilities using Google. Goolag Scanner belongs to software with open source and has simple interface. Detected vulnerabilities represented as usual links. Thus passwords and another secret information can be stolen. During the test of Goolag Scanner vulnerability of some big websites of Northern America and Europe was revealed. One of developers of Goolag Scanner recommended to use scanner until then malefactors will use it.