0
votes
2answers
81 views

How to spoof an IP for application that needs this particular IP?

In general, such a problem, there is a system RHEL 6.4 Server with a pair of network interfaces combined into one by bonding. This system IP address: 10.7.7.1. Next on the system running an ...
1
vote
1answer
167 views

Finding spoofed IP address on network

I have a few IP spoof dropped messages coming out of my Sonicwall firewall, we'll call them Source A and Source B. Both of these sources have the same mac address indicating they're coming from the ...
3
votes
6answers
2k views

How reliable are IP address-based firewall restrictions?

On some of my production systems that need to be accessible outside of the LAN I will sometimes add a firewall restriction at the edge to only permit traffic on, say, RDP from a specific origin IP ...
0
votes
1answer
176 views

iptables: is it possible to spoof NEW packets and make them look like ESTABLISHED packets?

See title for the question. This question relates to a previous question wherein I asked the difference between NEW,ESTABLISHED and RELATED , see it here iptables: difference between NEW, ESTABLISHED ...
-2
votes
1answer
399 views

Can an attacker exploit the vulnerability of the firewall to access the www server?

What happens if an attacker has found a technique for sending packets through the firewall to the DMZ without the packets being checked? Suppose the attacker doesn't know the internal addresses of ...