A Hitchhiker's Guide to MeshCore Cryptography

Jan 20, 2026

Categories

General

Jack's Brain

Posts

'My Body Is My Passport; Verify Me': FIDO Auth via Subdermal JavaCard Platform

Nov 16, 2025

A Writer Deck (Self-contained baby computer)

Oct 12, 2025

Recent Projects

Aug 28, 2025

Added a frame

Jun 09, 2025

Is Microsoft Narrator on Windows XP Saying "Pothole"?

Jun 02, 2025

Conway's Game of Life on a Pixel Matrix

Jun 02, 2025

Longevity-Optimized Conway's Game of Life Fill Density for Square Wrap-Around Boards

Jun 02, 2025

RFC865 QotD/Cookie Server for DHCP Option 8

Mar 26, 2025

Borromean Möbius Ouroboros

Mar 17, 2025

Fidget Spinner Icosahedron

Jan 27, 2025

Fidget Spinner Dodecahedron

Jan 26, 2025

MileTime.me (and happy new year!)

Jan 11, 2025

Whoops! (apologies to my RSS subscribers)

Dec 06, 2024

...and time for a new site!

Dec 03, 2024

Time for new keys!

Nov 22, 2024

skrimp.lol

Nov 01, 2024

SKRIMP

Nov 01, 2024

The tank is set up!

Nov 01, 2024

Parametric Tetrapod in OpenSCAD

Oct 25, 2024

Finally up and running with Raspberry Pi TinyLibrary

Sep 23, 2024

The TinyLibrary

Jan 18, 2024

Implant #5: SmartMX3 P71D321 Implant Success

Apr 25, 2023

Implant #4 — Great Success!

Mar 27, 2023

Nobody.live Featured on PCGamer.com

Mar 21, 2022

Minimalist Z80 Computer

Sep 04, 2021

Nobody.live: Watch zero-viewer streams

Nov 02, 2020

Miles on the Move

May 29, 2020

(Ab)using Getters for DevTool Open Detection

May 27, 2020

Zork!

Dec 18, 2019

How Interesting is Your MFA?

May 11, 2019

Bye Bye, Magnet

Jan 10, 2019

Some Scuba Videos

Sep 02, 2018

They’re Watching You (and they see more than you know)

Sep 02, 2018

Uh oh…

Jul 22, 2018

Still Alive

Jan 21, 2018

Mead Kiwi!

Nov 24, 2017

Doings and Such

Oct 10, 2017

Bye bye, Facebook

Sep 09, 2017

Defuse.xyz

Aug 26, 2017

Why I Write Silly Things

Jun 24, 2017

It’s tiny. It’s dumb. It’s dangerous.

May 15, 2017

Implant #3: xEM

Apr 05, 2017

Getting out of class early is dangerous…

Apr 03, 2017

A FOXO4-DRI Breakdown — Senescent Cell Apoptosis

Mar 24, 2017

Off Topic

Coding

Tech Debt in Research & Academia: 3 Keys for Getting on the Right Track

Mar 16, 2017

Personal Favorites from Vault7 (CIA Leak)

Mar 08, 2017

Replace as You Type 😊

Jan 25, 2017

Gamma frequency screen strobe for Chrome

Jan 08, 2017

μHarness: Lightweight (<600 byte) JS testing harness

Nov 17, 2016

Is Jack dead yet?

Sep 19, 2016

It’s been a while!

Jun 25, 2016

Breakbot

Jan 17, 2016

Projects

Movie Script to Twitter Bot

Jan 09, 2016

¯\_(ツ)_/¯

Jan 04, 2016

And so a new quarter begins…

Jan 03, 2016

Jan 01, 2016

y gulp

Dec 31, 2015

Just got Mockbox broadcast by Swift on Security!

Dec 29, 2015

Updates to OwnWords

Dec 26, 2015

Using Facebook TTS for fun and more fun!

Dec 26, 2015

Mockbox.io – ephermal, no sign-up SMTP server simulation

Dec 24, 2015

What I’ve Been Up To

Dec 10, 2015

whyami

Oct 10, 2015

Keybase

Sep 30, 2015

SSHaudit

Sep 15, 2015

New SSH Key

Sep 15, 2015

OpenSSH-RSA-DSA-Parse

Sep 15, 2015

Remove GitHub Diff Markers

Aug 10, 2015

NaughtyBot Alpha

Aug 06, 2015

OPSCexit

Jul 29, 2015

I’m Not Dead

Jul 24, 2015

My Keys

Jun 02, 2015

Client-side Cassandra Driver in Chrome with Browserify

May 27, 2015

DIY Mentholated Witch Hazel

May 27, 2015

Hopalong Visualizer

May 14, 2015

Healing

NFC

NFC, 20 days later

May 11, 2015

Biohacking Interview

May 05, 2015

Second Prize at BroncoHack

May 04, 2015

Quick Healing Note

Apr 29, 2015

My new PC

Apr 27, 2015

NFC, Day 2

Apr 24, 2015

NFC, Day 1

Apr 23, 2015

NFC Implant

Apr 23, 2015

My NFC chip came!!

Apr 16, 2015

So I had to get a TB test…

Apr 14, 2015

Bishop in the Store

Apr 10, 2015

Updates

Apr 04, 2015

Bishop 1.0.0 Now Available

Mar 21, 2015

FreeStep Updates

Mar 14, 2015

Week Nine… BLECH.

Mar 05, 2015

v1.0.0-alpha of Bishop

Feb 13, 2015

Sad News and New Projects

Feb 12, 2015

Big Numbers!

Feb 09, 2015

Get Git Updates

Feb 05, 2015

Find Web Acccessible Git Repos with Get Git

Feb 04, 2015

23andMe Toolchain

Jan 31, 2015

#showerthoughts

Jan 29, 2015

Convert 23andMe Data to VCF

Jan 29, 2015

Genetics

Show MyMathLab Score

Jan 27, 2015

Sequencing my SNP’s with 23andMe

Jan 20, 2015

First Chrome Extension

Jan 17, 2015

Delete Twilio SMS Updates

Jan 08, 2015

Twilio Frustrations

Dec 24, 2014

Tumblr Utility — OwnWords

Dec 16, 2014

Magnet

Medical

Updates

Dec 14, 2014

Twilio SMS Deletion Tool

Dec 03, 2014

My Super Scary Halloween Costume

Oct 31, 2014

Danno’s Book Updates

Oct 28, 2014

New Magnet Implant

Oct 22, 2014

Lorb

Oct 17, 2014

Laravel

Oct 16, 2014

FreeStep – Free, Encrypted, Open Source node.js Chat

Oct 04, 2014

AHHHHHHHHHHHHHHHHHHHHH

Sep 30, 2014

OxfordPerl

Sep 29, 2014

DrunkGuard

Sep 27, 2014

Github!

Sep 27, 2014

Recent Project — DannosBook.com

Sep 19, 2014

Updates (Day 45 with a magnetic finger!)

Aug 13, 2014

Durable Through the Weekend

Jul 28, 2014

Surgery &Amp; Healing

I can feel it!

Jul 24, 2014

Preparing and Thinking

Jul 22, 2014

Week 4

Jul 21, 2014

I Love Building Queries

Jul 18, 2014

Putting Together a Portfolio

Jul 16, 2014

3.1 Weeks

Jul 16, 2014

Magnet Strength

Jul 13, 2014

Well this is fun…

Jul 12, 2014

Dog tag came!

Jul 12, 2014

2.5 Weeks Again

Jul 10, 2014

2.5 Weeks

Jul 09, 2014

Playing with my Brain

Jul 07, 2014

I love my job.

Jul 07, 2014

2 Weeks – Fully Healed!

Jul 06, 2014

Day 12 Supplementary

Jul 05, 2014

Day 12

Jul 04, 2014

Day 10

Jul 02, 2014

Day 8 Supplementary

Jun 30, 2014

Day 8

Jun 30, 2014

SO MUCH FUN TO PLAY WITH

Jun 29, 2014

Day 6

Jun 28, 2014

Day 5

Jun 27, 2014

Day 4: A Brief Note

Jun 27, 2014

Day 3 Supplementary: ~75 hrs Post-op

Jun 26, 2014

Day 3: ~64 hrs Post-op

Jun 25, 2014

Day 2: ~40 hrs Post-op

Jun 24, 2014

Ouch.

Jun 23, 2014

Day 1: ~15 hrs Post-op

Jun 23, 2014

Successful Surgery

Jun 23, 2014

Lessons Learned (and new date set!)

Jun 16, 2014

One More Important Note for Lidocaine w/ Epinephrine

Jun 11, 2014

Lidocaine with Epinephrine & Digital Ischemia for Biohackers

Jun 08, 2014

On Growth and Learning

Jun 06, 2014

Finals…

Jun 04, 2014

Another Arduino Project

Jun 03, 2014

Interfaces

Prototypes

Socket Prototypes

Jun 03, 2014

Magnet Implant Gone Wrong

Jun 02, 2014

My Equipment

Jun 01, 2014

What a biohacker’s desk ready for a magnet implant looks like…

May 30, 2014

HID/Arduino Draft #001

May 29, 2014

Oh dear.

May 29, 2014

On the Struggles of Version Control…

May 29, 2014

..and we’re back.

May 29, 2014

Tags