Category: Technology

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Digital Signage Using Raspberry Pi

Digital Signage Using Raspberry Pi

What is Digital Signage? Digital Signage uses technologies such as LCD, LED, TV and projector to display digital content such as images, video, strea ...
Build Secure File Transfer Solution Using AWS S3 (2)

Build Secure File Transfer Solution Using AWS S3 (2)

Introduction In the previous article Build Secure File Transfer Solution Using AWS S3 (1), I introduced the solution design, security considerations ...
Build Secure File Transfer Solution Using AWS S3 (1)

Build Secure File Transfer Solution Using AWS S3 (1)

We All Need Secure File Transfer It is not unusual for companies to protect their commercial and client information. It is not unusual for government ...
Cryptography – How are RSA, AES and SHA different?

Cryptography – How are RSA, AES and SHA different?

Services of Cryptography System Cryptography is more than encryption. The services provided by cryptography system may include the following: Confide ...
Avoid Asymmetric Routing in Load Balancing (pfSense example)

Avoid Asymmetric Routing in Load Balancing (pfSense example)

Introduction My previous blogs Use pfSense to Load Balance Web Servers (1) and Use pfSense to Load Balance Web Servers (2) introduced the deployment o ...
Set up NGINX as Reverse Proxy with Caching

Set up NGINX as Reverse Proxy with Caching

Introduction This lab reuses the server infrastructure built in Deploy Scalable and Reliable WordPress Site on LEMP(1), but add another Nginx server ...
Deploy Scalable and Reliable WordPress Site on LEMP(3)

Deploy Scalable and Reliable WordPress Site on LEMP(3)

Introduction In previous post Deploy Scalable and Reliable WordPress Site on LEMP(2), we successful set up Linux+Nginx+PHP+MySQL (LEMP) stack to hold ...
Deploy Scalable and Reliable WordPress Site on LEMP(2)

Deploy Scalable and Reliable WordPress Site on LEMP(2)

Deploy Scalable and Reliable WordPress Site on LEMP(1) introduced the LEMP design, lab setup and MySQL configuration. This post will further introduce ...
Deploy Scalable and Reliable WordPress Site on LEMP(1)

Deploy Scalable and Reliable WordPress Site on LEMP(1)

Introduction In this lab, we will develop and deploy a scalable and reliable WordPress site on LEMP stack. Different from LAMP stack, LEMP uses nginx ...
Use pfSense to Load Balance Web Servers (2)

Use pfSense to Load Balance Web Servers (2)

Use pfSense to Load Balance Web Servers (1) introduces pfSense, the lab setup, VM specs and download links. This blog will demonstrate pfSense configu ...
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