Why Linux users should worry about malware and what they can do about it

Don’t drop your guard just because you’re running Linux.

Preventing the spread of malware and/or dealing with the consequences of infection are a fact of life when using computers. If you’ve migrated to Linux or Mac seeking refuge from the never-ending stream of threats that seems to target Windows, you can breath a lungful of fresh air—just don’t let your guard down. Continue reading “Why Linux users should worry about malware and what they can do about it”

How to Reset Forgotten Root Password on Linux RHEL 7/CentOS 7

Reset Forgotten Root Password

This article will explain the steps to reset a lost root password or to reset forgotten root password on Linux RHEL 7 or CentOS 7.

Basically, the steps will adding a “rd.break” to the end of the line with kernel parameters in Grub to stops the start up process before the regular root filesystem is mounted, hence the necessity to chroot into sysroot. Continue reading “How to Reset Forgotten Root Password on Linux RHEL 7/CentOS 7”

How to Change UUID of Linux Partition on CentOS 7

Change UUIDUUID (Universally Unique IDentifier) should be unique and it is used to identify storage devices on a linux system.

If you cloned a virtual machine from vCenter, the metadata containing information of UUID for the filesystem will be identical for the original and cloned copy, therefore the UUID is no longer unique in /etc/fstab.

The following steps will show how to change UUID of linux partition on CentOS 7. Continue reading “How to Change UUID of Linux Partition on CentOS 7”

How to Setup WordPress Nginx with FastCGI Caching in CentOS 7

Wordpress NginxIf you plan to run high traffic wordpress blog(wordpress nginx), i would suggest to run it in virtual private server (VPS) or dedicated server together with NGINX FastCGI Caching.

Besides the low memory consumption when using Nginx as a web server, it has a fast performance. When you combine Nginx and FastCGI Caching module, you will further enhance the performance of your web application, including a WordPress site.

This can be an alternative to NGINX + Varnish setup that uses caching technology to accelerate the performance of wordpress site. Continue reading “How to Setup WordPress Nginx with FastCGI Caching in CentOS 7”

An open letter to entry-level IT employees

IT employees

The world of IT can be unforgiving, especially for those just starting out. The keys to finding and maintaining success are humility, patience and an open mind.

You’ve graduated and prepped, perhaps you’ve even collected some certifications, and you’re now ready to take that first step into the corporate IT world as an entry-level IT employee. These first steps can be a challenging, but not just from a technical standpoint. Continue reading “An open letter to entry-level IT employees”