cyber defense
Online security measures
Cyber defense is the practice of protecting computer systems, networks, and data from digital attacks.
It encompasses detection, prevention, and response to threats like malware, hacking, and data breaches.
The term appears most often in military and government contexts: The Pentagon increased spending on cyber defense after the breach.
Also spelled cyberdefense.
- firewallNetwork access control system
- zero dayUndiscovered security flaw
- encryptionConverting data into code
- honeypotDecoy system catching attackers
- red teamSimulated attackers testing defenses
antivirus software · intelligence sharing · containment strategies · backup solutions · forensic analysis · reconnaissance · hardening · countermeasure · cybersecurity · endpoint · deterrence · phishing · intrusion · lockdown · ransomware · perimeter · sentinel · hacker
- computingcomputer, computers, software, hardware, code
- defensedefending, protecting, protection, security, safety
- securitysecurity guard, security cameras, alarm system, security system, lock
- U.S. MilitaryArmy, Air Force, Marine Corps, Space Force, Pentagon
- cybersecurityantivirus, malware, firewall, firewalls, encryption
- defense systemsshield, armor, bunker, radar, helmet
cyber defensecyber attack
Digital system assault
hacking · cyber warfare · cyberterrorism · exploitation · cyber espionage
cyber defensephysical security
Protection of tangible assets
perimeter security · personal security · border defense · military defense · territorial defense