Computer Security Threats Flashcards
all about
What are they
Computer security threats are potential risks or vulnerabilities that can cause damage to computer systems, networks, and data.
Phishing
Description: Fraudulent attempts to obtain sensitive information by pretending to be a trustworthy entity.
Malware (Malicious Software)
Description: Software designed to harm or exploit computer systems.
Types:
Virus: Attaches itself to legitimate programs and spreads to other systems, often causing damage or stealing data.
Worm: Self-replicating malware that spreads through networks without user intervention.
Trojan Horse: Disguises itself as legitimate software but performs malicious actions.
Denial of Service (DoS) and Distributed Denial of Service (DDoS) Attacks
Description: Overwhelming a network, service, or server with traffic to make it unavailable to users.
Methods:
DoS: Single source attack flooding a target with traffic.
DDoS: Multiple compromised systems (botnets) used to flood a target.
Man-in-the-Middle (MitM) Attacks
Description: Intercepting and altering communication between two parties without their knowledge.
Methods:
Eavesdropping: Listening to the communication between two parties.
Session Hijacking: Taking over a session between a user and a web service.
