Alfred, a software programmer at Gamma Inc., develops a program that spreads Trojan viruses to the organization's network We Liam, his manager, discovers that Alfred had intentionally spread the virus, he immediately fires Alfred. In this scenario, Liam's behavice is considered O a. illegal and unethical O b. illegal, but ethical o clegal, but unethical d. legal and ethical is a type of data encryption that enables users of the Internet to securely and privately exchange data that we keys that is obtained from a trusted authority and shared through that authority O a. Secret key encryption O b. A private key infrastructure O c A public key infrastructure O d. Open key encryption is the unauthorized use of system data for personal gain, such as transferring money from other's .com to someone else's account O a Keystroke logging O b. Social engineering Oc Computer fraud d. Denial-of-service