How users and it organizations should arm themselves

Question

1)Major corporations, governments, and other organizations are hacked each week, mostly by means of phishing attacks. Describe how users and IT organizations should arm themselves against these attacks.

how users and IT organizations should arm themselves against these phishing attacks.

how would an organization like "Anonymous" be able to carry out phishing attacks against major organizations with relative ease?

What are the social and security issues for individuals and organizations relative to personal and business use of social media?

what are the social issues for individuals and organizations relative to personal and business use of social media?

what are the security issues for individuals and organizations relative to personal and business use of social media?

why do younger people tend to disclose inappropriate information in Facebook, Twitter, G+ and other social media sites?