Login
Discover
Waves
Communities
Login
Signup
Josh McIntyre
@chaintuts
51
Software engineer, tech educator, active adventurer.
Followers
7
Following
0
Follow
Resource Credits
Available
Used
Location
Pittsburgh, PA
Website
https://chaintuts.com
Created
2020-07-20 18:18
RSS Feed
Subscribe
Posts
Blog
Posts
Comments
Communities
Wallet
chaintuts
Programming & Dev
2026-08-09 00:58
!
Community Moderators muted, Reveal content
Coding Your Own Guitar & Bass Tuner with Python (HertzHelper Code Companion)
Music is fun! Learn to code your own guitar and bass tuner with this free and open tutorial by chaintuts. This video shows you how to go from configurable tunings -> playing a sine wave for each note
$ 0.000
1
1
chaintuts
Cryptocurrency
2026-02-01 03:18
New Crypto Security Audiobook - Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats
Listen up for practical security knowledge! Take Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats with you wherever you go. The audiobook is now available on Audible. A few months
$ 0.000
0
chaintuts
HODL
2025-08-06 14:47
Cracking Missing Crypto Seed Words - Is It Possible?
Can you recover missing crypto seed words? How many words can be missing before recovery becomes impractical — or impossible? Find out with my latest free and open license tutorial! 📺 📖
chaintuts
Cryptocurrency
2025-06-02 00:27
Foot Off The Gas — Crypto Seed Phrase Gas Fee Scams
A tempting target — and a clever scam! Learn about crypto seed phrase gas fee scams with my latest free and open #tutorial! Gain insight on how attackers try to steal your coins while promising token rewards.
chaintuts
Programming & Dev
2025-05-04 16:58
Fiendish Photos – Stealing Crypto Seed Phrases with OCR
Stealing crypto seeds from...pictures? Learn about OCR malware with this free and open #tutorial! We cover OCR, regex, a fun educational demo, and the real SparkCat malware along with prevention strategies.
chaintuts
STEMGeeks
2025-04-23 18:55
I Wrote an In-Depth Book on Securing Your Bitcoin — "Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats"
Hey Hive community, I'm Josh McIntyre also known as chaintuts. I've been creating free and open-license educational content about cryptocurrency security for the last 6 years. I cover cryptography, security,
chaintuts
Cryptocurrency
2025-04-08 01:44
New Crypto Asset Security Book - "Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats"
New open source book on crypto security
chaintuts
HODL
2025-02-08 23:55
Bad Bits and Bitcoin – Common Types of Crypto Malware
Learn about common types of #cryptocurrency #malware threats with this free and CC-licensed #tutorial. This dives into address-swapping, seed-stealing, cryptojacking, and ransomware threats and mitigation
chaintuts
Programming & Dev
2025-01-12 20:57
Insidious Inputs - Three Types of Common Software Vulnerabilities (Video Version)
Software #vulnerabilities are a big part of security. Learn about path traversal, cross-site scripting, and buffer overflows with this free and open-licensed #tutorial, including example code demos!
chaintuts
Programming & Dev
2025-01-07 13:42
Insidious Inputs - Three Common Types of Software Vulnerabilities
Curious about how attackers exploit vulnerable software, and how those vulnerabilities work? My latest free and open licensed #tutorial dives into three common software #vulnerabilities - the #coding process,
chaintuts
HODL
2024-11-24 17:42
Fun Crypto-Crypto Facts - The Cryptography of Cryptocurrencies
Learn about 5 fun #cryptocurrency #cryptography facts with my latest free and open #tutorial. This dives into the applied crypto used in #bitcoin with some interesting facts. Also, this is the 100th video
chaintuts
Programming & Dev
2024-07-28 16:32
Password Privkey Pummeling Power – The Math and Words of Dictionary Cracking (Multi Code Companion)
Learn about cracking passwords and private keys with my latest free and open license #tutorial. We discuss the math of brute-force, and why dictionary attacks are necessary - all with fun #code examples!
chaintuts
HODL
2024-07-02 23:01
Visualizing Proof-of-Stake Algorithms with Microcontrollers (StakeSim Code Companion)
Learn how Proof-of-Stake consensus works for blockchains like #ethereum with this fun toy algorithm and microcontrollers. This videos dives into POS internals with a simple 8-bit demo written in CircuitPython.
chaintuts
Cryptocurrency
2024-06-27 01:26
Crypto Compromise - Data Breaches and Security Scenarios
Learn about how data breaches can affect #cryptocurrency users with my latest free and open license #tutorial. This security tutorial helps you understand data breaches that put your crypto at risk. #learning
chaintuts
STEMGeeks
2024-06-11 00:13
Developing a DIY Bitcoin Offline Address Generator - uBitAddr2 Code Companion
Don't miss my latest #tutorial on a fun code project - developing a revamped DIY #bitcoin offline address generator for Adafruit M4 microcontrollers using pure CircuitPython. Coding and crypto are fun!
chaintuts
HODL
2024-06-06 12:48
Becoming a Phish Fighter - Training to Spot Phishing Scams
Does this corny, MMA themed thumbnail have your attention? Good! I have a great new tutorial for you on fighting...phishing scams that is! I've got real world examples and great self-defense tactics to
chaintuts
Cryptocurrency
2024-04-07 17:55
Your Secret Stash: Seed Phrases, Password Managers, and Secret Hygiene
Protect your secret stash! Learn about the security implications of storing your cryptocurrency seed phrase in a password manager, and things to consider when making a decision. #cryptocurrency #security
chaintuts
STEMGeeks
2023-12-26 20:08
Password Cracking Power – How Passwords Are Stored and Cracked
Ever wonder how attackers crack #passwords from stolen databases? Learn about common password cracking techniques with this free and open licensed #tutorial! You'll learn about hashing, attacks, and password
chaintuts
Programming & Dev
2023-12-03 21:33
Seed Scanning Malware Educational Demo: Cryptocurrency Seed Security.
Seed scanning malware demo: why you should never store a cryptocurrency seed phrase in plain text! Learn about security and development with this fun, educational video. #cryptocurrency #security #coding
chaintuts
STEMGeeks
2023-11-29 19:02
Why You Should Never Store Cryptocurrency Seed Phrases in Plain Text
My Python project SeedScanner demonstrates why you should never store a seed phrase in plain text (unencrypted). It's trivial to scan files and pull out seed phrases with some code. Obviously, do not use
Older →
