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2257 articles
How to Inject Encoded Payload
One major problem that most Ethical hackers and penetration testers face is bypassing Anti-Virus software when executing payloads. If you are running an
programmingHow to use jQuery with Node.js with Examples
node js jquery, nodejs jquery, jquery with nodejs, node jquery, import jquery into js file, import jquery in js, require jquery
devopsHow to configure HAProxy in Openstack (High Availability)
Step by Step Guide to configure HAProxy in openstack i.e.High Availability using pacemaker and corosync to configure load balancer cluser in CentOS 7
system-administrationUpload file to Linux server from Windows
3 different methods to upload file to Linux server from Windows. Using SCP or PSCP CLI tool, or Using WinSCP and/or FileZilla which are GUI based tool
linuxHow do I install the Linux library libc.so.6
In this tutorial we learn how do I install the linux library libc.so.6. There are 3 possible scenarios: Library is not installed or missing, The library …
devopsHow to perform Kubernetes RollingUpdate with examples
Kubernetes RollingUpdate is used with deployments to perform updates time zero downtime by incrementally updating Pods instances with new ones.
system-administration4 useful methods to automate ssh login with password in Linux
How to automate SSH login with password? How to pass password to scp command used in bash script ? How to perform SSH login with password instead of using …
linuxConfigure kickstart server | PXE boot server | RHEL/CentOS 8
PXE boot server configuration in linux step by step, kickstart linux tutorial, configure kickstart server, network based installation in linux using …
linuxConfigure vnc server in RHEL 8 Linux
Step by step tutorial to configure vnc server in RHEL 8 Linux with examples Xvnc is the X VNC (Virtual Network Computing) server. It is based on a standard …
system-administration2 ways to update and rebuild initrd image in CentOS/RHEL 7 and 8
Steps to extract, modify, update and rebuild initrd image in CentOS RHEL 7 and 8 ISO DVD with examples using XZ / LZMA format Update initrd with modules …
system-administrationConfigure secure logging with rsyslog TLS to remote log server (CentOS/RHEL
Configure secure logging to remote log server with rsyslog TLS certificates in CentOS/RHEL 7 Forward syslog to remote log server securely using TLS …
securityTutorial: Encrypt, Decrypt, Sign a file with GPG Public Key in Linux
How to and Tutorial on encrypting decrypting signing message file with GPG key pair passphrase of private public key in Linux with example on command line
securitySimple steps to install & configure ClamAV in CentOS 7
Step by step guide to install and configure ClamAV on CentOS / RHEl 7 Linux. ClamAV is an open source antivirus tool to protect against trojan, viruses etc …
devopsHow to Configure Tripleo Undercloud to deploy Overcloud in OpenStack
Step by Step guide to install tripleo (openstack on openstack) undercloud and deploy overcloud in Openstack using virtual machines on Red Hat (RHEL 7)
devopsHow to Install TripleO Undercloud (Openstack) on RHEL 7
Step by step guide to Install TripleO Undercloud and deploy Overcloud in Openstack with single compute and controller node on KVM (virt-manager) RHEL 7
linux5 easy steps change grub2 background image splash screen
Steps to change grub2 background image in Linux. The steps are valid for both legacy and UEFI BIOS. Use any JPE/JPEG or PNG image to set your own boot …
devops#2-ELK Stack: Enable https with ssl/tls & secure elasticsearch cluster
Steps to enable HTTPS and SSL to secure elasticsearch cluster and ELK Stack using encrypted key and certificates in Linux with examples RHEL/CentOS 7/8
devopsSetup KVM DRBD Cluster File System Pacemaker CentOS 8
Step-by-Step tutorial to configure DRBD CLuster File System with clone using Pacemaker 2.0 on KVM Virtual Machines with RHEL/CentOS 8 Linux. Verify DRBD …
system-administrationHow to transfer files over SSH with SSHFS in Linux & Windows
Step-by-Step Tutorial to transfer files over SSH using SSHFS between two Linux servers or Linux and WIndows server. Copy files between linux and windows …
devopsHow to install multi node openstack on virtualbox with packstack on CentOS
Install multi node OpenStack on VirtualBox using Packstack using CentOS 7 VM on Windows 10 laptop. Generate and configure packstack answer file for …
storageLinux lvm snapshot backup and restore tutorial RHEL/CentOS 7/8
Step by step guide linux lvm snapshot backup and restore with examples RHEL/CentOS 7/8. Create, merge, extend, remove LVM snapshot. backup root file system …
cheatsheetMultiple one liners SFTP commands example to copy file from remote server to local machine windows and vice versa. sftp get command examples, usage syntax
system-administrationLinux copy directory and contents from remote to local & vice versa
Rsync and SCP recursive examples to copy directory and contents. scp from local to remote server and scp from remote to local. copy file from ssh to local …
linuxTutorial: Setup VNC Server CentOS 8
How to setup tigervnc server on CentOS 8, Different limitations with the newly released tigervnc server package, How to connect to vnc server using …
linuxWorking with ulimit in Linux [Beginners Guide]
Complete ulimit tutorial to learn about modification of different system limits and configurations without reboot
linuxInstall Nagios XI on Rocky Linux 9
Two different methods to install nagios XI on ROcky Linux 9. Install latest or custom version by directly downloading from official page.
linuxBeginners guide to install Ansible on RHEL/CentOS 8
Step by step tutorial to install ansible on RHEL 8 or CentOS 8 Linux. Configure ansible.cfg, create static inventory and run ad-hoc commands yum install …
linuxCreate man page in Linux with examples (sample man page template)
Create man page using man page template with groff. Various man page examples to create table, bullet points etc. Create user specific man page in Linux.
networkingStep-by-Step Tutorial: Configure DNS caching server - dnsmasq (CentOS/RHEL 7)
Dnsmasq is a lightweight, easy to configure DNS forwarder, designed to provide DNS (and optionally DHCP and TFTP) services to a small-scale network. It can …
linuxSSH port forwarding | SSH Tunnel (Forward & Reverse)
Configure SSH Port forwarding tunneling between local and remote host in Linux. Example SSH session to forward port 8080 with ssh connection RHEL/CentOS
