Answer Posted / shashank
Firewall is basically used to prevent the network from
unauthorised access.
Firewall are basically 2 types
1) Hardware Firewall:-Its works on network layer and used
for packet filtering usually used for network security. Its
only allow/deny packets(ports).
eg- Cisco pix, checkpoint,juniper,netgear are vendors of
H/W firewall
2) Software Firewall:- Its work at application level.It is
signature based firewall it does not bloks malicious
packets. Its only blocks predefined malicious signature.
eg- Antivirus like Mcafee, Symantech, Quick Heal
| Is This Answer Correct ? | 11 Yes | 0 No |
Post New Answer View All Answers
What is proxy firewall?
What protocol is used by DNS name servers
What is the difference between ripv1 & ripv2?
How does phishing work?
Explain in mobile and computer and home is it possible that we see and listen person voice and activity carefully for destroying their privacy?
What is the sense of a fingerprint?
How do we do authentication with message digest(md5)?
What is ransomware?
Is vpn traffic encrypted?
What is the difference between a switch and a hub?
What is secure remote access?
What is the general data protection regulation (gdpr)?
What is slowloris?
How does a virtual private network (vpn) work?
What is stateful inspection firewall?