linux

How To Install Webmin on CentOS 7

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This guide will help you to install Webmin in CentOS 7 let’s get started Step 1 — Installing Webmin repository [root@my ~]# vi /etc/yum.repos.d/webmin.repo add these lines to the repository [Webmin] name=Webmin Distribution Neutral #baseurl=http://download.webmin.com/download/yum mirrorlist=http://download.webmin.com/download/yum/mirrorlist enabled=1 Step 2 — add the Webmin author’s PGP key execute the following commands [root@my ~]# wget http://www.webmin.com/jcameron-key.asc [root@my … Read more

CentOS 7 grubby fatal error When Updating Kernel

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I am running yum update on a CentOS 7 server and attempt to update the kernel I see the following error Installing : kernel-3.10.0-1160.31.1.el7.x86_64 16/34 grubby fatal error: unable to find a suitable template solution Execute the following grub2-mkconfig -o /boot/grub2/grub.cfg [root@root ~]# grub2-mkconfig -o /boot/grub2/grub.cfg Generating grub configuration file … Found linux image: /boot/vmlinuz-3.10.0-1160.31.1.el7.x86_64 … Read more

Protect your website from Clickjacking attack by implementing the X-Frame-Options header

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X-Frame-Options Security Headers for Your Website The X-Frame-Options security header helps modern web browsers protect your visitors against clickjacking threats. This can be implemented to use DENY or SAMEORIGIN to allow your own website to use iframes. here this example for WordPress sites 1st method is edting wp-config.php Edit the wp-config.php file and add the … Read more