Linux

Tried to install atop in one of the CentOS servers. Due to the fact this server is locked down, the install process failed. Next thing I know yum is giving me grief with the following error There are unfinished transactions remaining. You might consider running yum-complete-transaction first to finish them. …

Data recovery is the process of salvaging and handling the data through the data from damaged, failed, corrupted, or inaccessible secondary storage media when it cannot be accessed normally. Often the data are being salvaged from storage media such as internal or external hard disk drives, solid-state drives (SSD), USB …

This is an unusual situation and a misconfiguration on DNS servers that can be exploited using a simple AAAA DNS query. This causes a localized Denial-of-service situation where users behind a specific resolver will get: Error: Unable to determine IP address from host name www.somevulnerablesite.com The DNS server returned: Name …

Many Linux systems, servers and VPS’s run on low memory and over time you will see a degradation of speed and responsiveness. By default, Linux got excellent Memory Management and it knows when to clean up cache to free up enough Memory to execute the next command. However, saying that, …

This is a pesky and annoying problem. I often lock my Kali workstation and when I try to log back in the next time, the resolution changed to 640x480 instead of my standard resolution of 1280x1024. This is very simple way without changing any system files for fixing resolution problem …