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chaintuts (52)in Cryptocurrency • last month
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…
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chaintuts (52)in Programming & Dev • 2 months ago
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…
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chaintuts (52)in STEMGeeks • 3 months ago
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…
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chaintuts (52)in Cryptocurrency • 3 months ago
New Crypto Asset Security Book - "Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats"
New open source book on crypto security
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chaintuts (52)in HODL • 5 months ago
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…
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chaintuts (52)in Programming & Dev • 6 months ago
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…
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chaintuts (52)in Programming & Dev • 6 months ago
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…
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chaintuts (52)in HODL • 8 months ago
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.…
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chaintuts (52)in Programming & Dev • last year
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…
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chaintuts (52)in HODL • last year
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…
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chaintuts (52)in Cryptocurrency • last year
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…
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chaintuts (52)in STEMGeeks • last year
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.…
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chaintuts (52)in HODL • last year
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…
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chaintuts (52)in Cryptocurrency • last year
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…
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chaintuts (52)in STEMGeeks • 2 years ago
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…
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chaintuts (52)in Programming & Dev • 2 years ago
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.…
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chaintuts (52)in STEMGeeks • 2 years ago
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…
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chaintuts (52)in Programming & Dev • 2 years ago
File Verification - Hashes and Signatures
Learn about software hash & signature verification (integrity & authentication) with this free and CC-licensed video. This dives into how software sharing can be secured.…
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chaintuts (52)in #blog • 2 years ago
chaintuts - Free and Open Source Computer Science Tutorials
Hi friends, I'm Josh (chaintuts) and I make free and open license computer science content. Outside of that, I love staying active with lots of different things and tinkering.…
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chaintuts (52)in STEMGeeks • 2 years ago
Understanding Lossless File Compression (.zip)
New tutorial day, no foolin'! Learn about lossless file compression algorithms with the free and open license #tutorial. #computerscience #learning
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