The Advanced Encryption Standard (AES) symmetric cipher uses how many rounds of substitution and re-arranging when utilizing a 256-bit key size?

The average cost of one year at a private college in 2012-2013 is $43,289. the average grant aid received by a student at a private college in 2012-2013 is $15,680.   what is the average student contribution for one year at a private college in 2012-2013?

The graph shows the number of chapters sarah read in a book each day of a week

Which of the following is the definition of role-based access control ( rbac)? (a) ensures that data has not been accidentally or intentionally modified without authorization. (b) access control system where rights are assigned based on a user’s role rather than his or her identity. (c) ensures that private or sensitive information is not disclosed to unauthorized individuals. (d)the principle in which a subject—whether a user, an application, or another entity—should be given the minimum level of rights necessary to perform legitimate functions.