Nginx [engine x] is free and open source high-performance web server. It also acts as a reverse proxy server, as well as. This page shows how to upgrade Nginx server on a CentOS 7. Continue reading “5 minute upgrade NGINX 1.12 to 1.17+ on CentOS 7 / RHEL 7”
Today I received an email from Linux Malware Detect Software on the vulnerability of my server and would like to share with you how to resolve this issue. Below is the content an email.
Important security notice, The Linux Malware Detect installation running on server has detected that you may be vulnerable to a critical remote code execution vulnerability. The currently installed version of Exim MTA v4 improperly validates recipient addresses and can allow malicious code execution to take place. This may provide a path for malicious actors to gain root access, remotely, to this system. This vulnerability currently has known exploits circulating with both targeted and automated compromises taking place against vulnerable systems. Please upgrade Exim to version 4.92 or a known patched earlier version immediately. Alternatively, if upgrading is not an immediate option, consider disabling the Exim MTA service as soon as possible.
touch /etc/eximdisable service exim stop systemctl disable exim chkconfig exim off
cd /usr/local/directadmin/custombuild ./build update ./build set exim yes ./build set eximconf yes ./build update ./build exim ./build exim_conf
2. cPanel https://documentation.cpanel.net/display/CKB/CVE-2019-10149+Exim
RedHat / CentOS
LEMP (also known as LNMP) is a group of open-source software which enable a server to host dynamic websites and web applications. It consists of the Linux operating system, the (E)Nginx web server (which replaces the Apache component of a LAMP stack), the MySQL relational database management system, and the PHP programming language.
This tutorial shows how to install an Apache web server on CentOS 7 server with PHP (mod_php) and MySQL database. The acronym LAMP is short for Linux, Apache, MySQL, PHP.
This tutorial shows the installation of the latest PHP version 7.3 on CentOS 7.6 Continue reading “How to install Apache, PHP 7.3 and MySQL on CentOS 7.6 (LAMP)”
MySQL replication is a process that enables data from one MySQL database server (the master) to be copied automatically to one or more MySQL database servers (the slaves). Replication is asynchronous by default. Slaves do not need to be connected permanently to receive updates from the master. Depending on the configuration, you can replicate all databases, selected databases, or even selected tables within a database.
The YubiKey is a hardware authentication device manufactured by Yubico that supports one-time passwords, public-key encryption and authentication, and the Universal 2nd Factor (U2F) and FIDO2 protocols developed by the FIDO Alliance.
In this post I’ll show you how to upgrade PHP 7.0 to 7.2 in CentOS 7 Linux.
How To Upgrade PHP 7.0 to 7.2
For PHP 7.0 I’ve been using the Webtatic repository. This is a third party repository that allows me to install newer versions of PHP in CentOS 7.
Deployer is a cli tool for deployment of any PHP applications, including frameworks such as Laravel, Symfony, Zend Framework and many more. Main concept of Deployer is recipe, a php file containing tasks definitions. Also Deployer comes with bunch of ready to use recipes from community for Slack, etc.
If you want to replace the certificate for your hostname with a custom certificate but you had enabled Let’s Encrypt, you will need to disable Let’s Encrypt for the hostname first. The following command let’s DirectAdmin know that it does not need to renew the Let’s Encrypt certificate. This is required as DirectAdmin will renew the certificate +/- 60 days after the last renewal, even when the Let’s Encrypt certificate is not installed.
rm -rf /usr/local/directadmin/data/users/user_name/domains/domain_name.lt.san_config rm -rf /usr/local/directadmin/data/users/user_name/domains/domain_name.lt.cert.creation_time
A Certificate Authority (CA) is an entity that issues digital certificates. Our goal is to become a certificate authority (CA) like Let’s Encrypt, Verisign etc.. Issue yourself certificates for local development domains!