How do fsck at corrupted vm guest in Oracle OVM or Xen Server from vm images.
Hello guys! Sometimes after an incident in Oracle OVM could be that some virtual machines will go in corrupted and it will need to do an fsck about one o… Read more »
Tag: Linux
What are transparent hugepages?
“Transparent Hugepages” is a Linux kernel feature intended to improve performance by making more efficient use of your processor’s memory-mapping hardware. It is enabled (“enabled=always”) by default in most Linux… Read more »
Apache 2.4 Web Server Hardening and Security Guide
The Web Server is a crucial part of web-based applications. Apache Web Server is often placed at the edge of the network hence it becomes one of the most vulnerable… Read more »
How to display processes using swap space
Identify and print processes using swap space to get a better understanding of the Linux operating system. Display processes using swap space Use the following command to simply display processes… Read more »
Setting and Controlling IP sets using firewalld
Today we see the list of IP set types supported by firewalld, enter the following command as root. ~]# firewall-cmd –get-ipset-types hash:ip hash:ip,mark hash:ip,port hash:ip,port,ip hash:ip,port,net hash:mac hash:net hash:net,iface hash:net,net… Read more »
Open Source Cross Platform RAT: Pupy
Pupy is an opensource, cross-platform (Windows, Linux, OSX, Android), multi function RAT (Remote Administration Tool) and post-exploitation tool mainly written in python. It features a all-in-memory execution guideline and leaves… Read more »
iptables blacklist script
A Bash shell script which uses ipset and iptables to ban a large number of IP addresses published in IP blacklists. ipset uses a hashtable to store/fetch IP addresses and… Read more »
X2Goserver an alternative for VNC
Finally a good alternative of VNC. I will install and configure X2Goserver on CentOS 7.3 X2Go enables us to access a graphical desktop of a computer over a low bandwidth… Read more »