______________ cryptanalysis is applicable to block ciphers that use a substitution-permutation network including Rijndael, Twofish, and IDEA.

________ is a nonphotographic image that is designed to convey an idea, create humor, or illustrate a topic

A) A symbol B) Clip art C) A character D) A pixel

Ann, a security administrator, is strengthening the security controls of the company's campus. Her goal is to prevent people from accessing open locations that are not supervised, such as around the receiving dock. She is also concerned that employees are using these entry points as a way of bypassing the security guard at the main entrance. Which of the following should Ann recommend that would BEST address her concerns?

A. Increase the lighting surrounding every building on campus B. Build fences around campus with gate entrances C. Install cameras to monitor the unsupervised areas D. Construct bollards to prevent vehicle entry in non-supervised areas