Bitcoin and crypto guides
Start with wallet basics, explore Bitcoin Cash and CashTokens, or understand transaction fees with our live tools.
Latest articles
CashScript: A Practical Language for BCH Smart Contracts
From spending rules to a signed transaction: how CashScript works, what Layla adds, and where application design still matters.
Sep 16, 2026
Sep 9, 2026
Bitcoin Cash After Layla: Tools, Experiments, and Open Work
Layla gave BCH developers more ways to build contracts. Here's what the tools support and what still needs work.
Sep 2, 2026
Blockchain Congestion: How Queues Build and Fees Rise
See why transactions can keep waiting after a traffic spike ends, how fees affect their chances, and what BTC and BCH do about capacity.
Apr 22, 2026
BCH May 2026 Upgrade: Post-Activation Verification Guide
What BCH users and service operators should check after Layla, from wallet support to transaction handling and recovery.
Feb 26, 2026Part 5
Bitcoin Cash Outlook: Capabilities, Constraints, and Adoption Questions
Assess BCH through its payment and contract capabilities, security and coordination constraints, adoption, and evidence to watch.
Feb 19, 2026Part 4
Bitcoin Cash Scalability: Capacity, ABLA, and Node Tradeoffs
Explore BCH scalability through block capacity, ABLA, UTXO concurrency, propagation, validation, storage, fees, and Layer 2 tradeoffs.
Wallets and self-custody
Jun 4, 2021
Simple Cryptocurrency Wallet Guide for Beginners
Choose, install, back up, and safely test a first cryptocurrency wallet for Bitcoin, Bitcoin Cash, Ethereum, or another network.
Jul 23, 2020
Your First Cryptocurrency Wallet: A Safe BCH Walkthrough
Set up a first Bitcoin Cash wallet with a careful walkthrough for official downloads, recovery backups, receiving, and sending.
Feb 13, 2019Part 3
Crypto Wallet Security: Backups, Seed Phrases, and Safe Storage
Protect a crypto wallet with practical routines for backups, device security, transaction review, recovery tests, and inheritance.
Feb 12, 2019Part 2
Crypto Wallet Features: What to Compare Before Choosing
Compare wallet recovery, verification, transaction control, privacy, asset support, and security features before choosing one.
Feb 11, 2019Part 1
Crypto Wallet Basics: Wallet Types, Keys, and Custody
Learn what crypto wallets actually do, how keys and addresses work, and how custody, connectivity, and recovery define wallet types.
Bitcoin Cash and tokens
Feb 11, 2026Part 3
CashTokens vs ERC-20: Token Tradeoffs on Bitcoin Cash and Ethereum
Compare CashTokens and ERC-20 across issuance, validation, programmability, fees, metadata, administration, and ecosystem maturity.
Feb 6, 2026Part 2
UTXO vs Account Model: Scaling, Privacy, and Smart Contract Tradeoffs
Compare UTXO and account-based chains across state, concurrency, privacy, smart contracts, fees, and developer tradeoffs.
Jan 30, 2026Part 1
Bitcoin Cash and Post-Quantum Vaults: Current Capabilities and Limits
Understand quantum risks to Bitcoin-style signatures, BCH's opt-in post-quantum vault experiments, and what remains unreviewed or undeployed.
Oct 30, 2025
Bitcoin Cash May 2026 Upgrade: What Changed in Layla
Review the activated May 2026 BCH upgrade, its four CHIPs, and what changed for node operators, users, and contract builders.
Mar 7, 2025
Bitcoin Cash Upgrade History: Major BCH Changes from 2017 to 2026
Follow major BCH upgrades from the 2017 split through ASERT, introspection, CashTokens, ABLA, BigInt, VM limits, and Layla.
All articles
CashScript: A Practical Language for BCH Smart Contracts
Bitcoin Cash After Layla: Tools, Experiments, and Open Work
Blockchain Congestion: How Queues Build and Fees Rise
BCH May 2026 Upgrade: Post-Activation Verification Guide
Bitcoin Cash Outlook: Capabilities, Constraints, and Adoption Questions
Bitcoin Cash Scalability: Capacity, ABLA, and Node Tradeoffs
CashTokens vs ERC-20: Token Tradeoffs on Bitcoin Cash and Ethereum
UTXO vs Account Model: Scaling, Privacy, and Smart Contract Tradeoffs
Bitcoin Cash and Post-Quantum Vaults: Current Capabilities and Limits
Bitcoin Cash May 2026 Upgrade: What Changed in Layla
Bitcoin Cash May 2025 Upgrade: BigInt Math and VM Limits
Bitcoin Cash Upgrade History: Major BCH Changes from 2017 to 2026
CashFusion Privacy: What the Combination Counts Do—and Do Not—Show
How TX::Watch Detects and Displays CashTokens
Simple Cryptocurrency Wallet Guide for Beginners
Your First Cryptocurrency Wallet: A Safe BCH Walkthrough
How to Use TX::Watch, a Live Blockchain Visualizer
How to Use Buy Hodl Sell: Guides, Glossary, and Live Tools
Crypto Wallet Security: Backups, Seed Phrases, and Safe Storage
Crypto Wallet Features: What to Compare Before Choosing
Crypto Wallet Basics: Wallet Types, Keys, and Custody
The Cryptionary: A Plain-Language Cryptocurrency Glossary