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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How to Detect a Hacker Attack

If a hacker breaks into your computer, just noses around, and makes no changes to your computer, it’s not easy to tell he’s been there. There’s no alert that says,

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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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WikiLeaks founder Julian Assange was refused bail by a British court on Tuesday after he was arrested over allegations of sex crimes in Sweden.

(Reuters) Assange, whose WikiLeaks website is at the center of a row over the release of secret U.S. diplomatic cables, was arrested under a European Arrest Warrant earlier on Tuesday

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