This paper investigates the application of fault attacks to the authenticated encryption stream cipher algorithm MORUS. We propose fault attacks on MORUS with two different goals: one to breach the confidentiality component. and the other to breach the integrity component. For the fault attack on the confidentiality component of MORUS. https://lecoureures.shop/product-category/course-a-pied-accessoires-hydratation-sac-a-dos/