Are you a pen-tester or just someone interested in keeping the security levels of your network as high as possible? Nessus is a widely-used vulnerability scanner that allows you to perform a variety of network vulnerability scanning tasks using a web-based GUI. Here we show you how to take advantage of all the great features this industry-leading vulnerability scanner offers.

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What Is Nessus?

Nessus is a vulnerability scanner developed by a cybersecurity company called Tenable that allows you to perform detailed vulnerability scans on your network. The software has been designed to cover a variety of different technologies, such as operating systems and web servers, and find any possible vulnerabilities... Read more]]> https://www.maketecheasier.com/use-nessus-vulnerability-scanner-linux/feed/ 0 https://www.maketecheasier.com/use-g-plus-plus-compiler-linux/ Thu, 03 Mar 2022 16:25:00 +0000 https://www.maketecheasier.com/?post_type=pitch&p=468264

The compilation process is a big part of any C++ coding project. You need a compiler that is effective and simple, while also offering a variety of functionality. This is where the g++ compiler comes in. It offers a variety of functions for your compilation needs, straight from the command line. Here we show you how to get started with this great tool.

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What Is g++?

G++ is best described as a C++ compiler that runs from your command line. It was released by the Free Software Foundation and is part of the GCC (GNU Compiler Collection). It turns your code, written in a high-level programming language (in this case, C++),... Read more]]> https://www.maketecheasier.com/use-tcpdump-packet-capture/ Mon, 28 Feb 2022 16:25:00 +0000 https://www.maketecheasier.com/?post_type=pitch&p=464057

Capturing packets is a very useful way of analyzing the inner workings of a network. There’s a variety of different tools available that are developed for this purpose. One of them is tcpdump. Here we show you how to make the best use of this great tool for network engineers and penetration testers alike.

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What Is tcpdump?

tcpdump is a network packet analyzer tool that was developed and released in 1988 by a team of computer scientists working at the Lawrence Berkeley Laboratory and its Network Research Group. It is used to display the contents of packets... Read more]]> https://www.maketecheasier.com/generate-ssl-certificates-openssl/ Fri, 25 Feb 2022 16:25:00 +0000 https://www.maketecheasier.com/?post_type=pitch&p=464051

The process of generating SSL/TLS certificates is a common task for many Linux system administrators. Luckily, even if you are not an administrator, it is easy to do so using OpenSSL, an open-source tool that is installed by default on many Linux distributions. Here we explain what OpenSSL is, how to install it, and most importantly, how to use it to generate SSL and TLS certificates on your system.

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What Is OpenSSL?

OpenSSL is a library developed by the OpenSSL Project to provide open-source SSL and TLS implementations for the encryption... Read more]]> https://www.maketecheasier.com/utilize-python-linux-system-administration-networking-tasks/ https://www.maketecheasier.com/utilize-python-linux-system-administration-networking-tasks/#respond Thu, 24 Feb 2022 16:25:00 +0000 https://admin.maketecheasier.com/?p=459539

Python is a great programming language for automating system administration tasks on Linux systems. With its wide selection of different libraries, many of them can be used to improve the efficiency of various tasks. Using the examples below, you can easily run Linux system commands, work with files and directories, perform networking tasks and automate authentication processes in just a few seconds.

Also read:How to Pretty Print a JSON File in Python

What Is Python?

Python can be best described as a general-purpose programming language. It was developed by a Dutch computer scientist named Guido van Rossum in the late 1980s and early 1990s... Read more]]> https://www.maketecheasier.com/utilize-python-linux-system-administration-networking-tasks/feed/ 0 https://www.maketecheasier.com/use-sftp-transfer-files-linux-servers/ https://www.maketecheasier.com/use-sftp-transfer-files-linux-servers/#comments Thu, 17 Feb 2022 16:25:00 +0000 https://www.maketecheasier.com/?p=290637

Most people prefer utilities like FileZilla, WinSCP or other FTP programs when they need to transfer files to or from Linux servers. SFTP is a secure alternative to the original FTP protocol. It performs mostly the same functions as its unsecured version, but with an added layer of encryption. To accomplish this, it uses the SSH protocol that provides it with encryption capabilities. Setting up an SFTP server on your Linux system involves multiple steps, which we showcase here.

Also read:How to Create an SSH Honeypot to Catch Hackers in Your Linux Server

What Is SFTP?

The Log4Shell (CVE-2021-44228) vulnerability is described by many cybersecurity researchers and experts to be the most critical zero-day vulnerability of all time. It affects a widely-used Java utility by the name of Log4j, which has been around since 2001 for logging and communicating events, such as routine system operations and software errors. Here we show you how to protect your Linux system against it.

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How Does the Log4Shell Vulnerability Work?

On a fundamental level, the vulnerability is caused by improper input validation. This happens when... Read more]]> https://www.maketecheasier.com/protect-linux-against-log4shell/feed/ 0