Security hacker another crime such as destroying information contained in that system". These subgroups may also be defined by the legal status of their activities. A white hat hacker breaks security for non-malicious reasons, either to test their own security system, perform penetration tests, or vulnerability assessments for a client - or while working for a security company which makes security software. The term is generally synonymous with ethical hacker, and the EC-Council, among others, have developed certifications, courseware, classes, and online training covering the diverse arena of ethical hacking. A "black hat" hacker is a hacker who "violates computer security for
Internet Optimizer Internet Optimizer Internet Optimizer, also known as DyFuCA is an adware and a spyware program, which first appeared in 2003. It typically redirects Internet Explorer error pages to advertising pages. It may be installed as a drive-by download via an ActiveX component, usually via nuisance affiliate porn webpage popups. Users suspicions are lulled by it's installer title as "Internet Optimizer" under the guise of the name of the otherwise unrelated Moneytree, while the C&C domains accessed were usually named with the prefix ""mtree"". When users follow a broken link or enter an erroneous URL, instead of the browser's internal default