Smartphone Authorization and Authentication security expert

Hello Freelancers! I would like an expert on smartphone security on the domain of autorization and authentication. My project includes a replication of an experiment and technical writing on it. Kindly contact me and let me know your previous experience on those sector. I would like to speek with proffesionals that can demonastrate the previous experience on authorization and authentication techniques in mobile security and only! Thank you a lot in advance and Happy Biding :)