Certified Ethical Hacker Study Notes

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Ethical Hacking Fundamentals

Introduction to ethical hacking

Hacker Types

Type	Intent	Description
White Hat	Authorized	Ethical hackers, security professionals
Black Hat	Malicious	Criminals, unauthorized access
Gray Hat	Mixed	May violate laws, but no malicious intent
Script Kiddie	Low skill	Uses pre-made tools without understanding
Hacktivist	Political	Hacking for social/political causes
State-Sponsored	Nation-state	Government-backed cyber operations

Hacking Phases

1. Reconnaissance

Gather information about target

2. Scanning

Discover live hosts, ports, services

3. Gaining Access

Exploit vulnerabilities

4. Maintaining Access

Persistence, backdoors

5. Covering Tracks

Clear logs, hide evidence

Legal Framework

Written Authorization: Always have permission in writing
Scope: Stay within defined boundaries
Rules of Engagement: What's allowed and not allowed
NDA: Protect discovered information

Exam Focus Areas

CEH focuses on methodology and tools
Know the five phases of hacking
Understand legal requirements for pen testing
Defense in depth: multiple security layers

Practice what you just read

10 free practice questions. No credit card.

Try 10 free Certified Ethical Hacker questions

Practice what you just read

10 free practice questions. No credit card.

Try 10 free Certified Ethical Hacker questions

Certified Ethical Hacker Study Notes

Try 10 Free Questions

Ethical Hacking Fundamentals

Introduction to ethical hacking

Hacker Types

Type	Intent	Description
White Hat	Authorized	Ethical hackers, security professionals
Black Hat	Malicious	Criminals, unauthorized access
Gray Hat	Mixed	May violate laws, but no malicious intent
Script Kiddie	Low skill	Uses pre-made tools without understanding
Hacktivist	Political	Hacking for social/political causes
State-Sponsored	Nation-state	Government-backed cyber operations

Hacking Phases

1. Reconnaissance

Gather information about target

2. Scanning

Discover live hosts, ports, services

3. Gaining Access

Exploit vulnerabilities

4. Maintaining Access

Persistence, backdoors

5. Covering Tracks

Clear logs, hide evidence

Legal Framework

Written Authorization: Always have permission in writing
Scope: Stay within defined boundaries
Rules of Engagement: What's allowed and not allowed
NDA: Protect discovered information

Exam Focus Areas

CEH focuses on methodology and tools
Know the five phases of hacking
Understand legal requirements for pen testing
Defense in depth: multiple security layers

Practice what you just read

10 free practice questions. No credit card.

Try 10 free Certified Ethical Hacker questions