Levy identifies several "true hackers" who significantly influenced the hacker ethic. This is because malicious hackers and other individuals are always creating new viruses. Data at rest is subject to threats from hackers and other malicious threats. It is believed the hack was perpetrated by Chinese hackers. The malware was likely written by Russian-speaking hackers and the exploits by Chinese hackers. Data leaks are a gold mine for criminals who now use sophisticated hackers. Newly discovered exploits circulate among these hackers. The attack used cross-site scripting which let hackers steal cookies. These serve as meeting places for phreakers, hackers, and security professionals. The group helped launch Operation AntiSec, a joint effort involving LulzSec, Anonymous, and other hackers. Such languages are often popular among hackers and hobbyists. Once the reserve of hackers, crackers, and script kiddies, leet has since entered the mainstream. Warez traders share many similarities to both hackers and crackers. They were found to have been launched by Pro-Russian hackers. They also praised Acxiom for being aggressive in pursuing the hackers and cooperating with authorities.