
Foundations
What Cryptocurrency Is—and What a Ledger Actually Records
A first-principles guide to digital assets, shared ledgers and the difference between an account balance and a transferable cryptographic claim.
Clear explanations of digital assets, ledgers, custody and transaction mechanics.

A first-principles guide to digital assets, shared ledgers and the difference between an account balance and a transferable cryptographic claim.

A neutral comparison of who controls signing authority, how recovery works and which operational risks remain.