“Today is the day internet privacy people are shuddering,” Jules Polonetsky, co-founder of the Washington think-tank Future of Privacy Forum said at the Mobile World Congress in Barcelona.

The head of a leading Northern Ireland grammar school today rejected claims he carried out a vendetta to drive a teacher from his job.

In the North, more details have emerged on the double tragedy in Co Tyrone when a three-year-old toddler and a man from Co Donegal both lost their lives.

Microsoft has revealed "critical" flaws in its Windows operating system that could allow hackers to alter data stored in computers, load and run nefarious programs or reformat hard disks.

Forensic tests which showed some of the civilians killed on Bloody Sunday had handled weapons may have been unreliable, the Saville Inquiry heard today.