Police dog catches paedophiles by sniffing out their hidden hard drives

Police detection dogs are the latest tool in investigators’ arsenal when it comes to finding gadgets that might contain illegal images of child abuse, sometimes hidden in metal tins four layers deep inside a filing cabinet.

NSA catches only 10% of data legally, but is it a fair trade off?

That leaves large-scale privacy invasion on 90% of 160,000 analysed messages swept up illegally by the NSA. But credit where credit is due: the legal 10% of intercepts have significant intelligence value, including data about a secret overseas nuclear project and double-dealing by an ostensible ally.