Subject: Computer and Network SecurityDiscussion 1Total word count must be 250 to 300 words in your posting.Do not cut and paste, please post original work.Please provide references for your original postings in APA format.1. What or who do you think is the greatest threat to the security of information today? What computer security incidents have been in the news recently?2. What policies govern your behavior currently, in school, work, or in other organizations? Are those policies enforced/followed? Why or why not?Subject: Computer and Network SecurityDiscussion 2:Total word count must be 250 to 300 words in your posting.Do not cut and paste, please post original work.Please provide references for your original postings in APA format.1. Who ultimately has ultimate responsibility for the computer security policies and organization implements and why? Consider the data owner, system owner, executive management, CIO, CEO, and the company’s Board members?2. Which of the social engineering scams do you find the most interesting? Have any you ever been the victim of a social engineering scam?Discussion 3Subject: MBA 5013 Organizational CommunicationIn preparation for this discussion board, keep Chapter 9 of Brewer and Westerman (2018) in mind. On page 166 of the text, Brewer and Westerman offer a Case Study about Southwest Airlines. Read the Case Study carefully. Respond to the questions at the end of the Case Study (below). Additionally, your response should include direct connections to research within the chapter.Please provide references for your original postings in APA format.Yourour original post should be 300+ words. Further, you should respond to, at least, two classmates’ posts.Questions to consider:Chapter 9:1. Would you be happy in such an organizational environment?2. How much structure do you need to be comfortable?3. What do you think of the idea of employees coming first?4. How do you directly apply research on team/group characteristics to the Southwest Airlines Case Study?