PLS ATTEMpT ALL QUESTIONS WITH NO PLAGIARISM

Full disk encryption is an option for users who are concerned that their computer disk might be accessed or stolen. (a) Explain at least three different ways in which an attacker could overcome basic login password protection on a laptop in order to access the files on the machine. (b) Why, in general, do you think data origin authentication is not a requirement for file encryption systems? (c) Describeoneofthemodesofoperationthathasbeenproposedforfulldisk encryption and explain what properties it has that are particularly suitable for this type of application.