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Oracle Cloud provides free tier ARM machines which you can have maximum 4 Core OCPU and 24G RAM to use. There are lots of usage for this generous offer. In…
Remote Desktop Protocol allows users to access remote systems desktop. The XRDP service provides you a graphical login to the remote machines using Microsoft RDP (Remote Desktop Protocol). The XRDP…
This post is to summarize some interesting but special usage which is out of normal linux commands. For basic Linux commands, you can find it from my previous post.
Ssmtp (Simple SMTP) is a little nice tool you can use under Linux command line to send out email. SSMTP allows users to transfer emails through an SMTP server from…
I am having a couple of low memory vm in the cloud to run some basic testing lab. It always gets me a notification for the performance , especially on…
X2Go is an open-source remote desktop software for Linux distributions. It provides a secure, smooth and speedy connection even with slow internet. X2Go uses an NX protocol to transmit information…
This post is to summarize the steps to install MySQL DB on CentOS/Ubuntu and illustrate how to generate the db data then populate them into your MySQL Database. Install MySQL…
xRDP protocol is a bit slow to connect based on my previous testing. This time, I am trying to use VNC protocol to do connection, which has been proven much…
Most Cloud Providers do not allow you to log in directly using Password. It will ask you to use public/private key to log in. This post is using AWS EC2…
Ngx_lua_waf is a web application firewall based on lua-nginx-module. Prevent SQL injection, local inclusion, partial overflow, fuzzing, xss, SSRF and other web attacks Prevent file leaks, such as svn /…
Certbot website has explained very well all steps for most of linux OS and situation. You wont get wrong as long as you read the steps carefully. https://certbot.eff.org/ This post…
The default SSH port on all Operating Systems is port 22. For security measures, it is recommended to use other port instead, such as 2222, 2200. The configuration file located…