OSSEC Host-based Intrusion Detection [Book] | [Plug] I served as a technical reviewer of a great text on OSSEC. If you are in the security or netsec field, I strongly recommend picking up a copy of this book.
How to use icanhazip.com icanhaztrace.com and icanhazptr.com with curl | Major Hayden has created the epic site icanhazip.com which will show your current IP address. There are a few more additions to know about as well. Here is the scoop!
How to Install the Latest Wireshark from Source on Debian or Ubuntu Linux | Wireshark unfortunately does not provide a .deb package for their releases. However, it is possible to create and install a .deb package from source. I’ll show you how!
Fast Host Discovery with nmap | The easiest way to do host discovery is with nmap. nmap of course offers a variety of ways to probe and map out detected hosts and poke at any open ports or services. But as for a quick discovery, ICMP is ideal to just get a quick assessment of online hosts. I’ll show you how!
bing – Measure Bandwidth from Command Line | The command line program bing measures bandwidth between two point to point locations. This is an excellent tool for testing throughput or interfaces. Here is how it works! Install bing: $ sudo apt-get install bing The syntax is: $ sudo bing [host1] [host2] bing works by sending an ICMP echo request and measuring the delay
ss – the alternative to netstat | An alternative to netstat is the utility ss. ss dumps socket statistics in a clear and more simple view as compared to netstat. Let’s check it out! With no options specified, ss displays a list of TCP sockets with established connections. This is useful on a server to see what clients are connected. The option