What is Firewall? I saw in one website Firewall is software and hardware and combination of software and hardware.It is used to protect user information or avoiding crackers.how it is?Whether it is hardware?If not then why the images are like that?(a wall ).Please help me by answering this question.Advance thanks.

4 Answers   Excel,

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What is ospf protocol

0 Answers  

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Why LDAP is called light weight?

10 Answers   PC Solutions, Symantec, Veritas,

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SAP GRC / Security & Authorizations TRAINING / Virsa and CC tools(GRC 5.3)

4 Answers   SAP Labs,

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what are the different types of datasets related to the network intrusion detection system?

0 Answers   OVGU,

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What are the types fo ddos attacks?

0 Answers  

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What is multicasting?

0 Answers  

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Difference between bit rate and baud rate.

0 Answers   Elgi Equipments,

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congestion at network due to buffer overflows and packet dropping leads to a message confidentiality threat named.....

0 Answers  

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I am working in a Engg college at Orissa. I am having windows xp OS. We have a linux server in CSE dept. My question is that in client site I want access facebook and torrent sites. The above sites are blocked in Linux server. So How can I unblock these particular sites in client system. Is there any software available for that ? plz give me some idea about this ?

4 Answers  

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What is an arp?

0 Answers  

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What is trojan virus?

0 Answers  

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