Gemalto is an international digital security company providing software applications, secure personal devices such as smart cards and tokens, and managed services. It is the world’s largest manufacturer of SIM cards.The company was founded in June 2006 when two companies, Axalto and Gemplus International, merged. Gemalto's 2012 revenue was €2.246 billion. It is listed on both Euronext Amsterdam and Euronext Paris under the symbol GTO.Gemalto N.V.