Collaborate Disseminate
After inputting these commands into a terminal on a host with Iptables installed, no web pages are loaded after connecting to a wireless network with internet access.
I know it’s something simple but I don’t know what.
sudo iptables –poli… Continue reading Basic Linux Iptables firewall problem
I wanted to know what efficient way is there to handle malicious attempts to connect to my server by single IPs. The attempts show up logged in /var/log/auth.log as Connection closed by IPaddress port XXX [preauth].
Additional info about s… Continue reading Efficiently handling malicious, single connection attempts to a server?
I’d like to build an IPS which would be a seperate endpoint than the router and/or protected servers. To achieve this I’ve installed to my Ubuntu server Snort with DAQ(AFPACKET). The instructions I’ve used is here -> Snort 3.0.1 on Ubun… Continue reading Snort Inline Mode(IPS) Routing Packet Forwarding
currently engaged in live competitive red vs blue team exercises in an enterprise style Windows AD environment. My device runs a modern Debian Linux OS.
cscotun0
We typically connect to the lab/domain directly via ethernet, however I’ve di… Continue reading Routing a site-to-site VPN through my regular VPN service
I have a snort system that automatically detects intrusions on the network. After detecting an attack I would like snort to execute a script that automatically grabs the source ip of the attack and then blocks it by using iptables. .
Ho… Continue reading How do I configure snort to automatically execute a script after an alert?
How iptables 7 work with SSL encrypted traffic ?
Or what usage of iptables layer 7 in encrypted world ?
Continue reading How iptables layer 7 work with SSL [closed]
I have an Host A where I have my VM running Kali and Host B, which is a Win computer.
I want to have Host A as the only one computer connected to the Internet, so Host B must pass through Host A via an Ethernet cable in order to connect.
H… Continue reading DNSMASQ set up – Connecting two computers over a Ethernet cable [migrated]
I have an Host A where I have my VM running Kali and Host B, which is a Win computer.
I want to have Host A as the only one computer connected to the Internet, so Host B must pass through Host A via an Ethernet cable in order to connect.
H… Continue reading DNSMASQ set up – Connecting two computers over a Ethernet cable [migrated]
I am currently creating a VPN Killswitch and so far it manages to keep traffic out, I just wanted to run it by others in order to catch something I missed.
The killswitch uses source and destination ports, along with source and destination… Continue reading Hardening my VPN Killswitch
Suppose I have a list of thousands of ip addresses to block. Right now I know how to iterate through the list and for each one run:
iptables -A INPUT -s XX.XX.XX.XX -j DROP
But this means I will have to run thousands of processes!
How can… Continue reading What is an efficient alternative to iptables for bulk usage? [migrated]