Turkish hacker says he hacked and defaced the official website of the hacking group SEA (sea.sy) The Syrian Electronic Army group has not commented anything about the hack. SEA Group has taken down many serious targets like Microsoft, Obama & New York Times’ twitter accounts & websites in the past. The most common hacking technique used by the SEA Group is Phishing, but the Turkguvenligi hacked then using an exploit known for vulnerabilities in the server or website. At the time of writing this news, the whole website of SEA was down.
Source: https://thehackernews.com/2014/01/syrian-electronic-armys-own-website-got.html