fwknop: Single Packet Authorization in Ubuntu
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DenyHosts: Automated SSH Brute Force Response System
DenyHosts is a project that adds a protective layer to an SSH server by automatically blocking malicious hosts that use brute force or dictionary attacks. If you have SSH services enabled and...
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VirtualBox Wireless Bridging
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VirtualBox Wireless Bridging with DHCP
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View ArticleUbuntu’s Uncomplicated Firewall (UFW)
Introduced first in Ubuntu 8.04, UFW is Ubuntu’s “uncomplicated firewall”, a remarkably easy to use tool for creating simple iptables firewall rules. The goal behind UFW is to make it easy for...
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VirtualBox Host Interface Networking with NAT
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View ArticleVLAN Hopping on Cisco Voice-enabled Switch Ports
There’s a number of reasons why someone would want to gain unauthorized access to your network’s voice VLAN, and as you can guess, none of them are any good. By strategically replaying CDP packets used...
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