You work in the security department of a bank's website. To access their accounts, customers of...

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You work in the security department of a bank's website. To access their accounts, customers of the bank must create an 8-digit password. It is your job to determine the password requirements for these accounts. Security guidelines state that for the website to be secure, the probability that an 8-digit password is guessed on one try must be less than , assuming all passwords are equally likely. 60% Your job is to use the probability techniques you have learned in this chapter to decide what requirements a customer must meet when choosing a password, including what sets of characters are allowed, so that the website is secure according to the security guidelines. Answering the Question (a) What password requirements would you set? What characters would be allowed? (b) Show that the probability that a password is guessed on one try is less than 1, when the requirements in part (a) are used and all passwords are equally likely. You work in the security department of a bank's website. To access their accounts, customers of the bank must create an 8-digit password. It is your job to determine the password requirements for these accounts. Security guidelines state that for the website to be secure, the probability that an 8-digit password is guessed on one try must be less than , assuming all passwords are equally likely. 60% Your job is to use the probability techniques you have learned in this chapter to decide what requirements a customer must meet when choosing a password, including what sets of characters are allowed, so that the website is secure according to the security guidelines. Answering the Question (a) What password requirements would you set? What characters would be allowed? (b) Show that the probability that a password is guessed on one try is less than 1, when the requirements in part (a) are used and all passwords are equally likely.

Answer rating: 100% (QA)

To ensure that the probability of guessing an 8digit password on one try is less than 160 we can set ... View the full answer