block url access with Nginx

In this entry we will see how to restrict access to certain IPs to a URL using NGINX:

Create snapshot in AWS

We access AWS > Services > EC2 > Volumes we look for the server to which we want to take the snapshot and identify the volumes asso

Private: Installing Load Balancer and reverse proxy in HA with NGINX keepalived

In this example we are going to show how to implement a load balancer using NGINX and keepalived in Active-Passive mode which performs load

Script to automate monitoring in Nagios

On this occasion I bring a small script in which we can register a new project and perform basic monitoring of GNU/Linux and Windows servers

302 SSL Redirect – Apache Reverse Proxy.

Sometimes we can find a site with SSL in which we have a reverse proxy that acts as an SSL terminator. Behind that reverse proxy, you have a

Auditing and exploiting vulnerabilities with JexBoss

JexBoss is a tool written in python that helps us audit and exploit vulnerabilities in JBoss Application Server and other Java platforms, Fr

Configure multiple PHP versions in Apache

In this post we are going to see how to configure different versions of PHP in Apache.

Deploy a virtual machine in AWS

In previous posts we already saw how to create a VPC and how to create a subnet and associate it with the VPC created previously.

How to convert from IMG to VDI to use in VirtualBox

This time we will see how to convert an IMG image into VDI format so that we can use it in VirtualBox.

kill a virtual machine process on ESXI with ESXTOP

Sometimes it is necessary to kill a running virtual machine process (for example, if there is a locked file).

lvextend – Insufficient suitable allocatable extents for logical volume lv_mysql: 1024 more required

When trying to extend the volume it shows us the following error:

NGINX Tuning – Best Practices

This article describes performance and reliability best practices for NGINX