At Sun Evo Tech we believe in continuous innovation and improvement that drives our growth to develop pioneering ideas, innovative products and new business models. Collaborating with our specialist partner Wavecom, we present CAS solution: cloud authentication system (CAS) is a multiple tenant cloud-based solution that provides a tailored Captive Portal for different authentication methods, ensuring user and usage analyzes / reports and adapting to any Business requirement, facilitating decision making through real data and on real-time.