
Author
Tomás Ferreira
Independent editorial contributor covering crypto markets, digital assets and fintech for VUGA Network publications.
Articles by Tomás Ferreira
Crypto News
A promotional payout gone wrong credited Bithumb customers with about $44 billion in bitcoin on February 6, 2026 — and revived an old lesson: money sent to you…
Tomás Ferreira · Feb 27, 2026
Blockchain
A blockchain block is a container with two parts — a header of metadata and a list of transactions — and together those fields are what turn separate batches…
Tomás Ferreira · Feb 14, 2026
Web3
A smart contract is code on a blockchain that executes agreed terms by itself. The automation is real — and so are the bugs.
Tomás Ferreira · Jan 26, 2026
Blockchain
Block finality is the moment a blockchain payment stops being reversible — and it arrives on a different schedule for every chain.
Tomás Ferreira · Jan 22, 2026
Blockchain
A consensus mechanism is the rule set a blockchain uses to agree on one shared record — and the choice between proof of work and proof of stake shapes…
Tomás Ferreira · Dec 30, 2025