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Two factor (2FA) SSH with Google Authenticator

Configuring two factor authentication on SSH is actually quite straightforward. Using Google Authenticator we can get setup and running in about 8 minutes. If we were to use another method such as a hardware based token we would have to wait for delivery of the token (for example YubiKey) - that would take way longer. […]
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Tcpdump Examples

Practical tcpdump examples to lift your network troubleshooting and security testing game. Commands and tips to not only use tcpdump but master ways to know your network. Knowing tcpdump is an essential skill that will come in handy for any system administrator, network engineer or security professional.
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Using Nmap on Windows

Running Nmap on Windows is not as difficult or problematic as it was in the past. Nmap is supported on Windows 7 and higher with performance close to if not quite as good as Linux based operating systems. The majority of users still do use *nix based systems however a good number of people use […]
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Wireshark Tutorial and Cheat Sheet

Examples to Understand the Power of Wireshark Wireshark can be useful for many different tasks, whether you are a network engineer, security professional or system administrator. Here are a few example use cases: Troubleshooting Network Connectivity Visually understand packet loss Review TCP retransmission Graph high latency packet responses Examination of Application Layer Sessions (even when […]
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Maltego Transforms

Creating Local Maltego Transforms for our DNS reconnaissance tools has been on my to-do list for a while now. I am happy to say they are now available and it is a sweet way to perform infrastructure mapping from a domain. What is Maltego? Maltego is a cross-platform application for performing link analysis. Discover relationships […]
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Cowrie Honeypot on Ubuntu

What is Cowrie Cowrie is the new fork of the Kippo Honeypot. It has been updated with new features and provides emulation that records the session of an attacker. With this session recording, you get a better understanding of the attackers tools, tactics, and procedures - TTPs. TTPs being a term that is increasingly being […]
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DataSploit Tutorial

DataSploit Installation Often used with the Kali Linux penetration testing distribution, installing within Kali or Ubuntu Linux is a simple process. Ensure you have git and pip installed. test@ubuntu:~/$ git clone https://github.com/datasploit/datasploit test@ubuntu:~/$ cd datasploit test@ubuntu:~/datasploit/$ pip install -r requirements.txt test@ubuntu:~/datasploit/$ mv config_sample.py config.py test@ubuntu:~/datasploit/$ python datasploit.py -h True usage: datasploit.py [-h] [-i SINGLE_TARGET] [-f […]
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Recon-NG Tutorial

The interactive console provides a number of helpful features, such as command completion and contextual help. This article has been updated October 2019 to reflect the changes in version 5. Recon-ng Installation Often used with the Kali Linux penetration testing distribution, installing within Kali is a simple matter of apt-get update && apt-get install recon-ng. […]
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15 Essential Open Source Security Tools

There are thousands of open source security tools with both defensive and offensive security capabilities. The following are 10 15* essential security tools that will help you to secure your systems and networks. These open source security tools have been given the essential rating due to the fact that they are effective, well supported and […]
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