The hell is social security? We don't have one of those.
Is this another one of those American terms they're trying to replace our terminology with? It smells of that.
Also Britain is an island, it doesn't include Northern Ireland, which is part of the UK, and if we're talking about a nation wide thing I suspect it'll include more than just Britain, but in fact the entire UK.
Sorry, I'm just tired of Americans trying to force their terminology on us after so many years of putting up with it :-(
They aren't trying to force "social security" on us, it's an article primarily aimed at an American audience using the term Americans will be familiar with in the headline. The article body calls it the Department for Work and Pensions