Be it due to increasingly sophisticated cyber-attacks, high cost pressure or strict legal guidelines such as the EU Data Protection Regulation or the new German IT Security Act – IT security stands alongside cloud computing, big data, social business and mobile enterprise as one of the topics to which the ITC is currently paying most attention. In its annual survey the Experton Group examined the offerings of 138 service providers who currently play an important role on the security market. Retarus has immediately achieved inclusion in the quadrant “Product Challenger” being positioned as one of the strongest cloud service providers in the category “E-Mail / Web / Collaboration Security”.