MEP EP#342: Hackery Experts

MEP EP#342: Hackery Experts

MEP EP#342: Hackery Experts

HyR0n

  • Mathematician
  • Computer Scientist
  • AND!XOR employee of the month
  • Working on badges and things Hackery

Previous Podcast Episodes

DEFCON 30 AND!XOR Badge

  • Its a watch, with some watch things, hacker apps (TV B Gone, BLE Interrogator), Games, & Challenge
  • Give them away for free at DEF CON following sponsorship from companies and philanthropists.
  • Off the shelf device with hacked firmware
  • But how did we get there?
    • A story of supply chain woes
    • Original Watch idea - supply chain issues and crazy costs / quantity buy requirements
    • Look at consumer watches we could hack (PineTime, then LilyGo)
  • It wasnt just software, a true micropython implementation was done for firmware
  • Always interested in python
    • We always lived in a C world
    • Makes hacking it easier for end user
  • Micropython vs Circuit Python
  • The Hacking Challenge - BENDER
  • Flashing Party - Things you should think about - i.e. Design for Drunk Hacker Production
    • You’re going to do the same thing thousands of times, what do we automate?
    • Loop script for provisioning
    • Push bare minimum over serial, then use wifi to complete
    • Turning screen green once flash done and charge at 100%
  • Other thoughts?
    • Really different than what we do, was really fun
    • People like bling more than function, but …

Jaksot(448)

EP#8: Bits That Don’t Quit

EP#8: Bits That Don’t Quit

Podcast NotesStephen and Parker do a live discussion on how the digital and analog side of the Super Simple Power Supply will interface with each other. MultiSim has been a huge part in simulating the...

25 Maalis 201639min

EP#7: The Art of Retention Force

EP#7: The Art of Retention Force

Parker has almost finalized the front panel design for the Super Simple Power Supply. Going to have a "VU" meter for how much power it is pulling.Parker is also still looking for a proper encoder that...

18 Maalis 201624min

EP#6: Mythical Transistors

EP#6: Mythical Transistors

Podcast NotesParker is still working on the Super Simple Power Supply. He is designing the front panel. He is considering using some WP1043 Kingbright LEDs.Super Simple Power Supply will have two deci...

11 Maalis 201625min

EP#5: Tilting Tubes

EP#5: Tilting Tubes

Parker ordered all the parts for the SAIM this week. The v-slot rails and brackets from OpenBuild, iES-1706 servos from Leadshine, and 3D printed parts from Shapeways.MacroFab uses 3D printed parts to...

4 Maalis 201647min

EP#4: Linear Effects of Licensing

EP#4: Linear Effects of Licensing

Audio quality of the podcast leveled up! Stephen and Parker went over to The Pharmacy Recording Studio which is run by Josh Moore. He hooked them up with 2 (!) microphones and a nice an acoustically p...

26 Helmi 201617min

EP#3: Liquid Toroidal Electrons

EP#3: Liquid Toroidal Electrons

Stephen and Parker have been testing the main opamp for the OPA541. Stephen wrote a blog post detailing the opamp tests with simulation and real world testing.GitHub link to the repository for the SSP...

19 Helmi 201622min

EP#2: Mechanical MultiSIM Monsters

EP#2: Mechanical MultiSIM Monsters

Stephen continues his work on the Stupid Simple Power Supply (SSPS). He decided to go digital voltage control over analog. Also he has been trying out MultiSIM BLUE by Mouser for circuit simulation. S...

10 Helmi 201620min

EP#1: Opamp-timal Power Supply

EP#1: Opamp-timal Power Supply

Stephen talks about the Stupid Simple Power Supply (SSPS). He designed a OPA541 breakout board for testing. See figure 1.OPA541 Datasheet : Street price of $21.88.Parker brings up that blinky LEDs are...

9 Helmi 201623min

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