Abstract: - The purpose of this study was to analyse the quality of e-banking and customer happiness in order to identify which components may affect customer satisfaction most effectively. Data have been gathered using a survey instrument, spread among banking industry consumers in Lebanon. Data from primary and secondary sources from bank managers, websites and other sources, such as automatic dish machines, IT, telephone and mobile banking, e-mail banking, etc., were gathered in this study. Through effective regulation, the scientist determines that it raises knowledge among banking clients. Keywords: Online banking, happiness of customer in the banking sector, online banking business pros and cons.Keywords-E-banking , Challenges, Safe banking, Risk Factor