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This article is focused on generating a CSR file, submitting it to a CA and using the resulting Certificate on Linux with Apache, Nginx and/or IIS on Windows. The Windows related steps continue on from the work required to get the Certificate ready for Linux. In other words, regardless of
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This article demonstrates how to use Fail2Ban to block IP addresses attempting to compromise a WordPress instance via the login process. In this walk-through, we’re using CentOS 7 and FirewallD. Just be aware that if you’re using a caching service like CloudFlare, you can’t use this method because you’ll block
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This article shows how to install and run Nmap using the Vulscan add-on to do vulnerability assessments. Download Nmap: yum install nmap Install the Vulscan.nse script: /usr/share/nmap git clone https://github.com/scipag/vulscan vulscan Run a scan targeting the machine (in this example) “192.168.4.250”: nmap -sV –script vulscan/vulscan.nse 192.168.4.250 My output looks like
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This article shows how to install and run Nmap using the Vulners script to do vulnerability assessments. Download Nmap: yum install nmap Install the Vulners.nse script: /usr/share/nmap wget https://svn.nmap.org/nmap/scripts/vulners.nse Run a scan targetting the machine (in this example) “192.168.4.250”: nmap -sV –script vulners.nse 192.168.4.250 My output looks like this: 22/tcp
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Getting a transparent proxy up and running can be troublesome especially getting it to terminate the HTTPS (TLS) connection, inspect it (if need be) and re-terminate it. Most businesses these days don’t want to actually inspect the traffic but can’t go without some-kind of internet monitoring so a minimalistic transparent
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This article is a short walk-through demonstrating the process of installing and configuring mod_security on Apache. In this tutorial, we’ll be using CentOS 7. We’re starting with a pre-configured and running web server running httpd listening on port 80 and 443. There’s no other services such as Varnishor Nginx running.
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This article is the minimal configuration for a Squid transparent proxy with SSL Interception (or bump). We’re using CentoOS 7. This article is based on the good work at “https://www.sbarjatiya.com/notes_wiki/index.php/Configure_squid-3.3_in_transparent_mode_on_CentOS_7_with_SSL_bump” with a few minor changes/corrections. Disable SELinux or put it in permissive mode. Squid works on odd ports. I will
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Like happens so often, the notes and comments you found in forums don’t quiet work how you expected. In this article i demonstrate how to enable CORS on NginX and show you how to test it. You’ll see a working example. There are reasons you can’t do this without modifications
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Ansible is a buzz word at the moment. Ever since Redhat purchased Ansible back in 2016, it has been rare to hear about anyone deploying alternative automation systems. Recently Ansible has been commercialized into Ansible Tower allowing a wider audience to take advantage of the benefits of automation. I recently
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This article explains and gives examples of how to use Varnish 4 to cache in a fully HTTPS environment. This example was created on a CentOS 7 server. Make sure to make SELinux allowances for NginX to listen on port 81. Here are the facts: Nginx is listening on ports
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