2.0 Suppose Alice uses a block-based stream cipher (21.7.5 Block-cipher-based stream ciphers); block i of the keystream is Ki and Ci = Ki XOR Pi. Alice sends C1, C2 and C3 as in the previous exercise, and Mallory again replaces C2 by C2 XOR M. What are the three plaintext blocks Bob deciphers?

Donna and her team of five have invented a new gadget for the science exhibition in their college. which intellectual property right will protect their invention?

Now, open this passage to read about fafsa requirements. describe the information you will need to provide in order to complete a fafsa. list at least three of the required documents you must include.

Select the correct answer. andre was recently hired by an organization to check for system vulnerabilities. he is supposed to exploit these vulnerabilities and create a report on the extent of damage to which the system was susceptible. what position does andre hold in this organization? a. information security analyst b. information assurance manager c. penetration tester d. network security engineer e. chief information security officer