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Linux

Port Listeners

Today I had a request to open a particular port. Once I’d put the required rule in place, I ran a port scan and found the port is still reporting as closed. This means either […]

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Linux

SSH HTTP Web Proxy

Sometimes, when you’re testing your access to a website for example, it can be useful to change the IP address you appear to be coming from. Ordinarily, when you go to a website, the website […]

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CentOS 7

Host your Own Yum Repository

Here we create our own yum repository on a fresh up-to-date installation of Centos 7. Configure Nginx First install the EPEL repository. And then Nginx. Start and enable Nginx. Install and configure a local firewall. […]

Linux

Creating a Swap File

Most cloud computers don’t come with swapping pre-enabled. There can however be times where this is required and/or beneficial. The process is pretty much the same for any Linux distro. To the the current state […]