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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CRLF Injection

CRLF Injection Overview CRLF Injection is typically used in HTTP Response Splitting. In the HTTP specification there is a spec stating that the HTTP header is to be split from

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Hackers note to Windows Defender’s Team in Zlob Trojan source code

Russian hacker has sent a note to the windows defender team. It’s discovered by a French analyst while analyzing the variant of the Zlob Trojan. The original note below. “For

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Critical XSS vulnerability in YouthDreams.Net

Security Researcher $@T0R! reported another XSS vulnerability in http://www.youthdreams.net Cross-site scripting (XSS) is a type of computer security vulnerability typically found in web applications that enables malicious attackers to inject

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