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public key

A Practical Guide to GPG – Part 3 Working with Public Key

In part 2 of this GPG tutorial series, you learned how to encrypt message with public key and decrypt message...

Digital Signature

A Practical Guide to GPG – Part 4 Digital Signature

Previous 3 parts of this GPG tutorial series covered GPG encryption. In this part, we will take a look at...

GPG Guide

A Practical GPG Guide – Part 2 Encrypt and Decrypt Message

This is part 2 of my tutorials on GPG. In part 1, you generated your public/private keypair and a revocation...

GPG

A Practical Guide to GPG – Part 1 Generate Your Keypair

This tutorial series will teach you how to use GPG in Linux terminal. I will not tell you a bunch...

HSTS

What Is HSTS and How To Enable It on Nginx

What is HSTS HSTS stands for HTTP Strict Transport Security. HSTS tells web browsers that they should always interact with...

Universal SSL

The Ultimate Guide to Setting up CloudFlare Free Universal SSL on Your Site

Universal SSL is a free service offered by Cloudflare which is a global CDN provider. Whether you are using a free...

add your site to google search console

How to Properly Add Your Site to Google Search Console

Google Search Console is known as Google webmaster tools. In this tutorial, I will show you how to add your site...

Back Up and Restore MariaDB Databases

How to Back Up and Restore MariaDB Databases From the Command line

MariaDB is a community-driven variant of MySQL. In this tutorial I will show you how to backup and restore MariaDB...

Install LEMP Stack on Debian 8 Jessie

How To Install LEMP Stack on Debian 8 Jessie (Nginx, MariaDB, PHP7)

LEMP stands for Linux, Nginx (Pronounced Egnine X), MySQL/MariaDB and PHP. It enables a server to host dynamic website and...

Auto-Publish WordPress Posts to Tumblr

Auto-Publish WordPress Posts to Tumblr with SNAP

In this tutorial, I will show you how to auto-publish your WordPress posts to Tumblr with a WordPress plugin called...

Auto-Publish WordPress Posts to Blogger

Auto-Publish WordPress Posts to Blogger with SNAP

Social Networks Auto-Poster or SNAP for short is a WordPress plugin that enable webmasters to auto-publish their posts to a...

Auto-Publish WordPress Posts to Facebook Page

Auto-Publish WordPress Posts to Facebook Page with Hootsuite

In this tutorial, I will show you how to auto-publish wordpress posts to Facebook Page with Hootsuite which is a...

facebook page

How to Create a Facebook Page

Facebook page is also known as facebook business page. When you create an account with facebook, you have a facebook...

perl: warning: Setting locale failed

How to Solve perl: warning: Setting locale failed

Today, on my ubuntu server I executed the following command to reconfigure MariaDB server. sudo dpkg-reconfigure mariadb-server-10.0 A warning appeared...

mysqldump: Error: Binlogging on server not active

mysqldump: Error: Binlogging on server not active-A Comprehensive Solution

mysqldump: Error: Binlogging on server not active I was using the mysqldump utility to backup MariaDB databases on my ubuntu15.10...

NPN and ALPN

Difference Between NPN and ALPN plus How to Enable ALPN on Your Site

NPN (Next Protocol Negotiation) and ALPN (Application Layer Protocol Negotiation) are both TLS extensions. Since https, SPDY and HTTP/2 operate...

ssl/tls handshak explained

SSL/TLS Handshake Explained With Wireshark Screenshot

An encrypted connection is established betwen the browser or other client with the server through a series of handshakes. In...

How to Enable File Sharing between Host and Virtualbox Guest

In a previous tutorial, I showed you how to install virtualbox guest additions on Debian. This tutorial will explain how...

install wireshark on linux

Install Wireshark on Linux and Allow non-root User to Capture Packets

In this tutorial, I’m going to show you how to install wireshark on Archlinux, Debian/Ubuntu, Fedora. By default, only root...

Install Virtualbox Guest Additions on Debian

How to Install Virtualbox Guest Additions on Debian Step by Step

In this tutorial I will show you how to install virtualbox guest additions on Debian virtual machine. Guest additions allow...