Types of Security Attacks - Network Attack vs. DoS Attack

SecuritySecurity AttackNetwork AttackDoS AttackEngineer ExamInformation Processing
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Published: 2025-07-09
Last modified: 2025-07-21
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Summary

Compares Network Attacks vs. DoS Attacks with a table, explaining the objectives and characteristics of each attack type. Covers key security attack concepts for the Information Processing Engineer exam.

Security issues have recently become a major social concern.

  • With the constant stream of personal data breaches and the rise of AI-powered voice cloning, interest in security problems is growing.
  • Rather than focusing on the latest security attacks, exams tend to ask about the most fundamental and basic types of attacks.
  • This post covers Network Attacks and DoS Attacks, which have a high probability of appearing on exams.
  • It is recommended to focus on studying basic attack types that have not yet appeared on exams, rather than those that have already been tested.

Network Attack vs. DoS Attack Differences

CategoryNetwork AttackDoS Attack
ObjectiveSystem intrusion, info theft, privilege escalationService disruption, system paralysis
Attack MethodInfiltration via network vulnerabilitiesResource exhaustion via massive traffic
Key FeatureStealthy, persistent accessOvert, temporary impact
Damage TypeData leakage, system manipulationService unavailability, reduced availability

Key Differences

  • Network Attack: "Break in and take" - Infiltrating a system to steal or manipulate information.
  • DoS Attack: "Block the door" - Preventing legitimate users from accessing a service, making the system unusable.

Network Attacks

DoS Attacks

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