Where Have All the Firewalls Gone? Security Risks in Residential IPv6 Transition
When most home internet connections still relied on IPv4, Network Address Translation (NAT) served...
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Stretching the Limits: The Impact of IPv6 on Low-Power Wide-Area Networks (LPWANs)
When engineers first started connecting tiny, battery-powered sensors to the internet, they...
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Learn to make your own music – with the Arduino® UNO™ Q board
Arduino has always had a special relationship with musicians. Makers in the community have been wiring up theremins and building MIDI controllers from scratch for decades, driven by the simple idea that if you want to play an...
WaterLens uses AI on the edge to detect water quality issues
According to a 2025 report from the WHO and UNICEF, approximately an entire quarter of the world’s population currently lacks consistent access to safely managed drinking water. The report also states that many people without...
Your Router Trusts Its Validator. But Who’s Watching the Validator?
ROV turned your validator into a forwarding policy source. The registries have strengthened their side of the RPKI, but the chain from repository to router runs on your infrastructure. When that chain breaks, it often breaks...
SparkFun IoT RedBoard ESP32-P4 – Arduino UNO-like ESP32-P4 v3.x development boards with WiFi 6 or PoE options
SparkFun introduced two new development boards called IoT RedBoard, both based on the ESP32-P4 v3.x (ESP32-P4X) and compatible with the Arduino UNO R3 form factor. The main difference is that one features an ESP32-C5 for Wi-Fi...
The DOs and don’ts of post-quantum DNSSEC
Post-quantum signatures could dramatically enlarge DNSSEC responses, shifting many queries from UDP to TCP. Should resolvers limit unnecessary DNSSEC data, or is greater TCP use inevitable? Read more here:...
M5Stack Core Matrix ESP32-C61 IoT controller features 16×16 LED matrix, WiFi 6, and 6-axis IMU
M5Stack’s Core Matrix is an ESP32-C61-based IoT controller with a 16×16 white LED matrix for displaying icons, animations, device status, and notifications. It supports 2.4 GHz WiFi 6 connectivity and is designed for IoT...
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