Definitions for "Perpetrator"
One who perpetrates; esp., one who commits an offense or crime.
One who actually commits the crime, either by his or her own hand, by an animate or inanimate agency, or by an innocent agent.
The person committing an offense or criminal behavior. ("Perpetrators of sexual offenses may not hold certain jobs in many states.")
Keywords:  wrongdoing, someone
someone who perpetrates wrongdoing
The entity from the external environment that is taken to be the cause of a risk. An entity in the external environment that performs an attack, i.e. hacker.