The Irish Daily Times website was down for more than an hour yesterday after a security breach which was reported to Irish police.
The news website’s servers were used by the country’s prime minister and his staff.
The website has been the subject of repeated attacks by Anonymous and other groups, and a series of major cyber attacks in recent years.
The Irish government is still struggling to restore the website after being hacked earlier this year.
The country has also seen a series the rise of anti-government and anti-establishment protests and protests in recent months.