Website defacement

Defacement ( English for " distortion " or " defacing " ) referred to in the EDP the unauthorized change of a website.

Operation

Defaced is the actual visible area of ​​the website by Cracker by foreign texts or graphics are integrated. Malicious programs are not usually spread, since this should be done as long as possible secret and unnoticed.

Species

For defacing vulnerabilities in Web applications and Web servers are exploited or passwords used by methods such as Brute Force Cross-Site Scripting, SQL injection or social engineering to penetrate web space or the system. The changed in the past pages can be accessed in various Internet archives.

One of the most famous cases dated from the second half of the 1990s, as the home of the Central Intelligence Agency (CIA) was hacked: was three days there as the title Idiots Central Agency (Eng. idiots Central Authority) to read.

Motivation

There are different motivations to break into a server defacement is primarily used to gain reputation in the Internet community or the site owner to teach him a lesson. In addition to public blemishes that are to be visually perceived by anyone, hackers often leave hidden code fragments to prove that they have collapsed already in the page ( or the server ). The techniques used are in addition also used lawfully ( Hackits ) to compete in the competition with other hackers.