Building a Hardware-Based Random Number Generator for Stronger Cryptographic Key Creation on AVR
Harness true randomness from your AVR’s hardware to generate unbreakable cryptographic keys—discover how on-chip entropy turns noise into security.
Implementing Perfect Forward Secrecy in DTLS Connections for Secure Sensor-to-Gateway Links
Leverage ECDHE in DTLS 1.2 to secure sensor data with Perfect Forward Secrecy—because one misconfiguration can silently break protection.
Monitoring Network Anomalies in Real-Time Using ESP32 and Promiscuous Mode Packet Sniffing
Tiny yet powerful, this ESP32 hack reveals hidden network threats in plain sight—what it catches might shock you.
Hardening Arduino Web Interfaces Against CSRF and XSS Attacks With Token Validation and Sanitization
Keeping your ESP32 safe starts with knowing how invisible attacks exploit web interfaces—discover the one step most makers miss.
Creating a Firewall Rule Set for ESP32-Based Devices Using lwIP Packet Filtering
Harness the hidden power of lwIP’s hooks to build a firewall on your ESP32—discover how packet filtering can lock down your IoT network like never before.
Using Elliptic Curve Cryptography (ECC) for Lightweight Device Identity in Low-Power Sensor Nodes
Getting faster, leaner device identity with ECC—discover how 160-bit keys secure your low-power sensors with 70% less power than RSA.
Deploying a Local DNS Server With Pi-Hole and DHCP to Monitor and Filter Iot Device Traffic
Like a digital sentinel, it silently logs every IoT device’s DNS call—discover how to seize control and filter them all.
Building a Secure Bootloader for Arduino-Compatible MCUs to Prevent Unauthorized Firmware Flashing
Using MCUboot and ECIES encryption, unlock military-grade protection for your Arduino board—discover how to stop hackers cold before they flash a single line of rogue code.
Adding Two-Factor Authentication to a DIY Smart Home Dashboard Using TOTP and OLED Display
Building your own secure 2FA for a smart home dashboard? See how TOTP, an OLED display, and hardware encryption combine to protect your system—without relying on the cloud.
Implementing Rate Limiting on ESP8266 Web Servers to Prevent Brute-Force Login Attacks
How to shield your ESP8266 from brute-force attacks with smart rate limiting—discover the exact method that stops hackers cold.
