What is the definition of cyber law?

What is the definition of cyber law?

a single law defining criminal acts that are committed online
a contract that defines expectations between and organization and IT service vendors for an agreed upon level of support
the process of collecting and analyzing data from computer systems, networks, wireless communications, and storage devices
the collection of international, country, and local laws that affect computer security professionals

Explanation: Cyber law describes the collection of international, regional, country, and state laws that affect computer security professionals.