An attacker is an individual or organization that carries out a cyberattack on a target with the intent of damaging, stealing, destroying, exposing, accessing, or otherwise modifying secure or sensitive information or systems.
Terms related to Attacker: Criminal, Hacker, Bad Actor, Cyberattack, Dark Web, Attack Vector, Vulnerability, Exploit, Backdoor, Cyberwarfare, Cyberterrorism.
Attackers are the individuals, groups, and organizations that carry out cyberattacks. Types of attackers vary, from individual hackers through professional criminal organizations, to state-sponsored cybersecurity espionage. The motivations of hackers do vary widely, including financial gain, political ideology, societal disruption, intellectual property theft, and more.
Attackers use a variety of techniques and attack vectors to carry out intrusions into systems. These can include:
Attackers have access to a wide variety of tools and techniques to carry out attacks, and can find resources and hacking networks on the Dark Web and elsewhere. Organizations can protect against attackers using a variety of detection and prevention tools including antivirus, firewalls, vulnerability scanning, penetration testing, employee training, and authentication.