Hacker has managed to replace the homepage with an article titled "This is not the hate-filled truth-distorting website you’re looking for".
""Youth Defence is not what you think it is. Youth Defence is an extremist group who actively hide their links to shady right-wing connections and where their funding comes from. Let's blow the lid." The defacement message reads.
The Hacker also managed to post a link that contains more than 5600 email addresses which is said to be the email IDs of Organization's newsletter subscribers. No individual or group has claimed responsibility for the security breach.
Following the security breach, Youth Defence has made a complaint to the Garda Síochána, as reported by IrishTimes.