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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Basic Remote File Inclusion

Basic Remote File Inclusion DefinitionRemote file inclusion, commonly known as RFI is a form of attack where the attacker trys to inject there own php code inside your php app’s.

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Critical SQL Injection in http://www.ecovisionjournal.com – Weekly Journal

Security Researcher $@T0R! reported another Critical SQL Injection in http://www.ecovisionjournal.com – Weekly Journal SQL injection is a code injection technique that exploits a security vulnerability occurring in the database layer

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What are the countermeasures against software keyloggers?

It is very hard to detect a keylogger’s activity. Hence, a Network Administrator should take the following steps as countermeasures against software keyloggers: * Actively monitor the programs running on

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