There's a character in a hacker novel called encirclement

Answer 1

Enwas a name that appeared in hacker novels. It usually referred to the hacking behavior of an organization or individual. Enis often described as a powerful hacker organization that uses various means to attack computer systems, networks, and financial institutions and sabotage their targets. In the novel, a gang usually competed with other hacker groups or individuals and attacked each other. The stories of the characters involved in the siege usually involved topics such as cybersecurity, crime, and moral issues.