Hands-On with RFID/NFC

Most of us have been using some form of a badge or tag to enter the office building OR tap a credit card to make a payment at the checkout.

Ever wondered what is really going on behind the scene when we tap a card on the card reader ???

This is where the RFID/NFC technology comes into play. We will leverage a Raspberry Pi 4 along with a Mifare RC522 RFID module to get our hands dirty. Here is the link to the article demonstrating the concept of RFID/NFC:

Hands-On with RFID/NFC

Enjoy 🙂 !!!

Pi-hole using Docker on ODroid-C2

Just recently experimented with the use of Pi-hole (running on an ARM based SBC) as the Network-wide Ads and Internet Tracking blocker.

This article provides the step-by-step instructions to get Pi-hole running on Docker.

Here is the link to the article:

Pi-hole using Docker on ODroid-C2

Enjoy 🙂 !!!