Alekos's company recently experienced a denial-of-service attack that Alekos believes came from an inside source. If true, what type of event has the company experienced?

An attack committed against an organization by an insider, such as an employee, is known as sabotage. Espionage and confidentiality breaches involve the theft of sensitive information, which is not alleged to have occurred in this case. Integrity breaches involve the unauthorized modification of information, which is not described in this scenario.