Technologies that function within the established system are called a. authorizing technologies. b. enabling technologies. c. obstructing technologies. d. preemptive technologies.

Authorizing technologies are technologies that controls the use of system and network resources through authentication and authorization. 
Enabling technologies are innovation technologies that drive radical change in the capabilities of a user or culture.
Obstructing technologies include blocking and filtering, content manipulation, attacks.
Preemption means "prior seizure of" and preemptive technologies take control of the operating system from one task and giving it to another task.
Technologies that function within the established system are called enabling technologies.

Answerbrute force attack;