In this tutorial we will learn how to disable ICMP and ICMPv6 redirects on the Linux server. ICMP redirects are used on routers so if your Linux server is not acting as a router then ...
In this tutorial I will share the steps to setup http_proxy or https_proxy when your username or password contains special characters such as comma, @, # etc. Error: Unable to set http_proxy or https_proxy ...
Read MoreHow to setup http/https proxy with special characters in password
How to check if a normal user has sudo access? Is it possible to know if a user has sudo access using a script? The script prompts for user password if I attempt to use ...
Read More4 easy methods to check sudo access for user in Linux
In this tutorial I will share you the steps to disable SELinux properly in Linux environment although it is not recommended instead you can choose to change active mode to Permissive. We will cover this ...
The other day I was getting this error "Postponed publickey" in my /var/log/sshd file on RHEL 7. It took me some time to debug the error and understand the root cause. Let me tell you ...
In production environment, security is one of the most important factor due to which we perform regular security scans and perform regular patch management to fix security vulnerabilities. One such vulnerability is related to ICMP ...
In this article I will share step by step guide on how to configure sftp server in Linux with examples covering the below topics in detail: Install sftp on Linux Configure sftp chroot Create sftp ...
Read MoreLinux sftp restrict user to specific directory | setup sftp chroot jail
In this article I will give you and overview on Linux LVM snapshot backup and restore and cover below topics relatd to LVM Snapshots: Overview on LVM Snapshots Comparison between LVM1 and LVM2 Snapshots Create, ...
Read MoreLinux lvm snapshot backup and restore tutorial RHEL/CentOS 7/8