Portmapper service abuse warning

The German CERT (Computer Emergency Response Team) has published a warning about increased attacks and abuse attempts that use the Portmapper service in a server. This service is typically found on port 111 tcp/udp. In a standard CentOS 6 or 7 install, this port is used rpcbind. The CERT warns that they’re seeing an increased amount of DDoS reflection …

Q4 2016 internet security report

WatchGuard, an internet security firm, has released a report from the last quarter of 2016 with some interesting facts: Roughly 30% of malware analyzed was classed ‘zero day’, which means that legacy antivirus databases are not able to repeal it. In other words, criminals have severely outpaced security firms. Whether it is your desktop computer …

Update on CentOS 5 EOL

Last week we discussed how CentOS reached EOL on March 31st. If you’re running cPanel and still haven’t moved to CentOS 6 or 7, you’re in luck (for now). cPanel has announced an extension of their security updates for cPanel 56, the last version that supports 32-bit systems, including CentOS 5. cPanel 56 will go …

CentOS 5 reaches EOL today

A major event for one of the most popular server distros is taking place today. As of March 31st, 2017, CentOS 5 is EOL (end of life) and will no longer receive further security updates or support. If you’re still using CentOS 5 in any of your systems, we highly recommend you plan for upgrading …

Security update for cPanel 11.56.0.46 & greater

cPanel has released a new build to address recently-found security vulnerabilities. This is what we know so far: CVSSv3 severity scores: 2.4 to 8.8 Versions that address all vulnerabilities: 11.62.0.17 & Greater 11.60.0.39 & Greater 11.58.0.45 & Greater 11.56.0.46 & Greater Vulnerabilities addressed: 15 vulnerabilities in cPanel & WHM software versions 11.62, 11.60, 11.58, and …

How To Install and Use Docker on CentOS 7

Docker is software platform used to run applications in isolated containers, similar to virtual machines. It helps in the easy deployment, testing and shipping of applications or codes. Docker containers are resource-friendly, portable and secure. In this tutorial, we will show you how Docker can be installed and used on a server running CentOS 7. …

How to Monitor Network Bandwidth with vnstat

vnStat is a console-based network traffic monitor for Linux and BSD that keeps a log of network traffic for the selected interface(s). It uses the network interface statistics provided by the kernel as information source. This means that vnstat won’t actually be sniffing any traffic and also ensures light use of system resources. However, in …

How To Set Up Database Replication In MySQL

This tutorial describes how to set up database replication in MySQL. MySQL replication allows you to have an exact copy of a database from a master server on another server (slave), and all updates to the database on the master server are immediately replicated to the database on the slave server so that both databases …

Install OwnCloud 8 with Nginx and MariaDB on CentOS 7

Prerequisites CentOS 7 To Do These are the steps that we will do in this tutorial: Disable SELinux and configure firewalld. Instal and configure Nginx, MariaDB, php-fpm. Create a database and configure SSL. Install OwnCloud. Configure a virtualhost for OwnCloud. Test OwnCloud in the browser. Disable SELinux and configure firewalld To disable SELinux, edit the file /etc/sysconfig/selinux, …

5 Things You must know about php 7

THE LATEST PHP VERSION WILL BE RELEASED LATER THIS YEAR The PHP 7 Timeline RFC was approved in a near unanimous vote, and aims to release PHP 7 in October 2015. Even if it’s delayed a bit, we’re still likely to see it before the year is out!! The final feature set for PHP 7 …