Information security is very significant for organizations, especially for financial organizations where customer information and their satisfaction are considered the most important assets. Therefore customer information must be sustained from information security breaches in order to satisfy customers. Operational risks related to information security are becoming sensational for financial organizations. The aspiration of writing this book is to describe and analyze operational risks related to information security in financial organizations on the basis of the literature written by various authors and the worthy information provided by our primary sources gave us the opportunity to develop a solution to keep the operations secure from risks, to fix the current problems and then to present some suggestions in the form of polices and techniques which can be used by financial institutions to enhance their information security. The target audience in our mind for this book consists of both academic readers and professionals who have interest and some knowledge about information security and operational risks.