The Latest in IT Security

Carlos Slims phone and Internet giant, America Movil, has challenged a ruling by Mexicos new telecommunications regulator that says the company dominates its market. America Movil said Tuesday in statement filed with the Mexican stock exchange that it has filed an injunction against the regulators ruling. Slims America Movil, which has about 80 percent of Mexicos fixed-line business and some 70 percent of the mobile sector, was ruled dominant in its market by the Federal Telecommunications Institute (IFT). Mexico is trying to open up its phone and TV industries to more competition following last years passage of landmark telecommunications reform that targets the vast market shares enjoyed by Slim and the countrys No.1 broadcaster, Televisa.