Wireless news from around the web
> Brazil-based Oi and investment company LetterOne have entered into exclusive financing negotiations to enable a potential merger with Telecom Italia-owned TIM Participações SA. Reuters article
> Telecom Italia chairman Giuseppe Recchi welcomed French telecoms tycoon Xavier Niel as the company's second-largest shareholder after Vivendi. Reuters article
> The UK government is taking a second shot at introducing updated security rules covering mobile and fixed web usage. BBC News report
> Vodafone has become the second UK operator in a fortnight to have its customer records hacked. Guardian article
And finally...Scared of walking home at night? There's an app for that. Guardian article