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New industrial design

  • Vinicius Pinheiro

Vinicius Pinheiro

14 Feb 2026
New industrial design

Thank you for all the support, High Boy Team

Building Octobit

Building Octobit

Octobit was not in our original plans. But as the community asked for it, we put all the focus in him. This is how we've done it.
28 Apr 2026
Supply Chain Attack Analysis: Counterfeit Ledger Nano S Plus with ESP32-S3 Implant

Supply Chain Attack Analysis: Counterfeit Ledger Nano S Plus with ESP32-S3 Implant

This document presents the complete technical analysis of a counterfeit Ledger Nano S Plus cryptocurrency hardware wallet obtained from a Chinese online marketplace. Internally, the device employs an Espressif ESP32-S3 general-purpose microcontroller in place of the genuine product's secure element (ST33J2M0) and microcontroller (STM32WB55), with chip markings physically
22 Apr 2026 32 min read
How OTA updates work via microSD in TentacleOS

How OTA updates work via microSD in TentacleOS

Updating firmware on an embedded device isn't as simple as clicking "Update" on your phone. There's no app store, no background download, and if something goes wrong mid-update, you could end up with a bricked device. In this post, we'll walk through
19 Mar 2026 5 min read
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