Two new Katy Perry tracks have leaked online.

Documents leaked by US former spy Edward Snowden appear to show that Britain spied on foreign delegates at the 2009 London G20 meetings, a newspaper has reported.

European leaders have told the US government that the rights of EU citizens subjected to surveillance were “not negotiable”.

US officials are to meet with the European Commission today to discuss the rights of EU citizens in relation to data protection.

Taking a stand has serious consequences for the whistleblower, writes Andrea Shalal-Esa

Edward Snowden used the code name “Verax,” truth-teller in Latin, as he made his cautious approach to Washington Post reporter Barton Gellman about disclosing some dramatic state secrets on top-secret intelligence gathering and surveillance.

The Guardian newspaper in London says a 29-year-old American who works as a contractor at the National Security Agency (NSA) is its source of leaks about the US government’s surveillance programmes.

Laoisha O’Callaghan has given an Irish twist to one of Wilde’s great English characters, writes Colette Sheridan