Please can i get a little insight on one of these topics; Snowden's whistle-blowing on NSA spying practices, the Anonymous hacktivist group taking

Please can i get a little insight on one of these topics; Snowden's whistle-blowing on NSA spying practices, the Anonymous hacktivist group taking action on several social issues, and corporate responsibility relating to security. Additionally, if you would prefer, you can cover the concept of Nation State and/or Advanced Persistent Threat (APT) cyber activity and its ethical ramifications. You can select any 1 of these topics and provide your insights and thoughts, backing them up with references.