Category: Tech Support
Cpanel DDNS Update On CentOS Boot
I needed to update a Cpanel Dynamic Domain Name Service (DDNS) entry automatically for a virtual machine (VM) that I manage, to allow a simple address to type rather than obtaining the new dynamic host configuration protocol (DHCP) from the VM’s command-line interface (CLI). Our first step is to log on to the hosting domain’s […]
Top 32 Nmap Command Examples For Sys/Network Admins – nixCraft
Using NMAP can help identify vulnerable points on your network. One of the more effective tools out there, and as usual, the best are the command line. – AG Nmap command examples and tutorials to scan a host/network, so to find out the possible vulnerable points in the hosts and secure the system. Source: […]
CCleaner’s August 2017 Release Infected
Back in August a version of CCleaner was released that was infected. More information is available around the web, but the direct release from Piriform is here. Recently Piriform was acquired by Avast. For the full technical details, you can read this post, which contains all the information for hashes, registry entries, etc.
Best tutorials for bash beginners
Even just a small amount of coding, or having reference materials, can go a long way when troubleshooting. Reverse engineering code also has it’s merits and these beginner bash tutorials and reference materials compiled by nixCraft are one to bookmark. A list of online tutorials and resources to help you learn bash shell, the default […]
Sandboxie – Sandbox Your Applications
Sometimes you may question a download, or just want to browse the web a bit safer, sandboxing can provide help with this. Sandboxes are like their name implies, a child’s playbox, and the term has been in use by IT people for decades.
How To Patch OpenSSL – March 2015
On 19th March 2015, multiple high and moderate severity level vulnerabilities released in OpenSSL, a Secure Sockets Layer toolkit used in a Linux and Unix-like systems. How can I fix these vulnerabilities
SuHosin + WordPress + CPanel
I recently did some tweaks and ran across a very interesting issue when hardening PHP using SuHosin. All the WordPress sites stopped working. It seems WordPress needs 256MB in order to work, and by default SuHosin does not specify an upper memory limit.
Resolving SSL Update Network error:14090086 in WordPress
After a recent upgrade to WordPress 3.5 on a multisite installation, I received an error when using “Update Network” through the GUI. I did some searching via WordPress forums and Google, but did not find anything specific to MU usage. I did find a non-English site which offered a solution, but it required editing the […]
VMWare tools install for CentOS
I had enabled the desktop environment for my VM installation and received the familiar pop-up to install VMWare tools. These tools provide outstanding support when working within the virtual machine. Since my VM was a clean install, there were a few system changes which needed to be completed before running the installer.
Build your own LAMP Server under CentOS
I was looking for a development server to test builds on and ran across a few pre-made virtual distros that I thought would help. Unfortunately I was not sure of what was installed in some, and most I ran across were Ubuntu, an OS I am not too keen about. I did a bit of […]