Hackers are categorized into the following classes:

* Black Hat Hackers (Crackers): These are persons who are computer specialists and use their hacking skills to carry out malicious attacks on information systems.
* Gray Hat Hackers: These are persons who sometimes do not break laws and help to defend a network, but sometimes act as Black Hat Hackers.
* White Hat Hackers (Ethical Hackers): These are persons who have excellent computer skills and use their knowledge to secure information systems.
* Security Providing Organizations:
Some organizations and communities also provide security to information systems.

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Distributed Denial of Service (DDoS) Attacks

Demystifying Denial-Of-Service attacks, part one By Abhishek Singh, CISSP This paper provides an introduction to Denial of Service (DoS) attacks, their methodologies, common prevention techniques, and how they differ from

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Common Scams

* Password Cracking Password cracking is a common way to retrieve a password by repeatedly trying to guess for the password. The most common method of password cracking is guessing

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You’ve Hired a Hacker (Section 1)

Section 1: Basic Understanding 1.1: Won’t my hacker break into my computer and steal my trade secrets? Point of clarification. There are two communities of people that call themselves ‘hackers’.

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