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Often while working with a Docker container, we need to look at the network connections being used by the container for initial debugging or troubleshooting purposes. You may want to see which IP is listening on a port or how many connections are currently active in the container. Since a Docker is an isolated environment, running netstat on a server won’t give you network connections of the container. Instead, you have to either get inside a container to run the netstat or run it remotely....

This is often you have to do when you are working in a DMZ environment for migration or new projects. Let’s take a real-time example – you are working on migration, and you have to ensure connectivity exists between application “A” to “B” on a particular port. Well. It’s straightforward you can perform telnet but how about when “B” doesn’t have any service running? That’s where you need the port listener to help in this situation....

Bill Gates once said that if your business is not on the Internet, your business will be out of business. True. You don’t need the inspiration to sell online when you can see the dairy people doing it. And the best way to jump on the online bandwagon is to start a website. WordPress helps you to do that far more easily than any other content management system (CMS). Before jumping to the procedure to install WordPress on A2 hosting, let’s justify our CMS and hosting provider picks....

Great news – now you can install Linux on Windows desktop or laptop. Isn’t it exciting news? Thanks to Microsoft! If you are using Windows 10 and would like to have Linux installed,, then the following steps may help. I assume you know about Linux. If not, then check out this beginner video. As you may know, Linux got multiple distros, and one of the popular among is Ubuntu....

Web Security is happening subject these days. There is always something to keep Security Expert busy and vulnerabilities name is a bit catchy like Heart Bleed, Poodle, and now Freak Attack. In this guide, I will explain how to identify if your website is affected and the procedure to fix the vulnerabilities. Introduction If you are interested or don’t know about Freak Attack then here are few words. Karthikeyan Bhargavan discovered FREAK attack vulnerability at INRIA in Paris....

You’ve probably seen * and ** in other’s code or even have used them without actually knowing what their purpose is. We’ll be walking through the concept of unpacking, and how to use it to write more Pythonic code. Here is a list of concepts that you’ll find useful while reading this tutorial: Iterable: Any sequence that can be iterated by a for-loop, like sets, lists, tuples, and dictionaries Callable: A Python object that can be called using double parenthesis (), for example, myfunction() Shell: Interactive runtime environment which let us run Python code....

Detectify offers a complete suite of asset inventory and monitoring solutions that include vulnerability scanning, host discovery, and software fingerprinting. Its use could help avoid unpleasant surprises, such as unknown hosts that present vulnerabilities or sub-domains that can be easily hijacked. Many things can go wrong, and an attacker can take advantage of it. Some common ones are: Keeping unnecessary ports open Exposing insecure subdomain, sensitive files, credentials Keeping ....