Contaminated water might have leaked from the damaged Fukushima nuclear reactors after erroneous settings on water gauges lowered the levels of groundwater nearby.

National Security Agency leaker Edward Snowden says it would "chill speech" and "erode the quality of our democracy" if he serves a long prison term in the United States.

A leak has flooded the busy school area of Cork Prison, but the cells have not been damaged writes Liz Dunphy.

The Minister for Finance has dismissed any notion of a link between the illegal disclosure of information by a former Nama official and asset sales by the agency.

British prime minister David Cameron said he did not have “anything to hide” about his financial affairs as he revealed that he and his wife sold shares worth more than £30,000 in an offshore tax haven fund set up by his late father. 

In what is claimed to be the biggest leak of financial information in history alleges a number of world leaders and celebrities are implicated in hiding wealth in offshore accounts.

Nick Davies denied implementing a media strategy to interfere with the IAAF's anti-doping procedure.

The Minister for Justice has expressed her concern about the leaking information about a Garda investigation.

A monsignor and a woman have been arrested in the probe of yet another leak of confidential information and documents, the Vatican has said.

Irish Water says it has saved three billion litres of water over the past six months by fixing leaks in household pipes.

An investigation has been launched after an NHS clinic mistakenly revealed the identities of hundreds of HIV-positive patients.

Eight people across the US who registered to use Ashley Madison are suing the cheating website after it was hacked.

The alleged leak of user data hacked from adultery site Ashley Madison could be larger than first thought, as email addresses that claim to be linked to the British government appear among the list.

An Australian DJ told the caller that her husband had an account on the infamous infidelity website.