Decrypt the message opehhistlwilkwpr which is the cyphertext produced by encrypting a plaintext message using the transposition cypher with blocks of four letters and the permutation σ of {1, 2, 3, 4} defined by
a) σ(1) = 4,
b) σ(2) = 1,
c) σ(3) = 2,
d) σ(4) = 3.

Hyperactive media sales has 10 windows 7 laptop computers used by sales-people in the organization. each laptop computer has several customized applications that are used during the sales process as well as customer relationship management software. all of the applications on the laptops are difficult to configure and have large data files. if all of the laptops have current hardware, what is the easiest way to install windows 10 on them?

Which of the following is not contained on the slide show toolbar? a. next button b. slide button c. close button d. pen tool

Which tab should you open to find the option for adding a header?