Learn what ECDSA is, how secp256k1 works, and how Bitcoin uses digital signatures to authorize transactions and protect funds ...

As an automated script spirals out of control, a Bitcoin user paid roughly $103,000 in network fees and sends zero coins to anyone. Someone just handed Bitcoin miners roughly $102,778 and delivered ...

Bitcoin was initially designed with a fully fleshed out scripting language, intended to encompass and support any potential safe use case that users could come up with in the future. As Satoshi ...

StarkWare and Weizmann Institute researchers have introduced ColliderVM, a system that overcomes Bitcoin script limitations to enable complex smart contracts. Update (April 17 at 2:30 am UTC): This ...

The last six months or so have seen several proposals for improvements to Bitcoin Script: CAT, 64-bit arithmetic, as well as some older ideas (CTV) and far-future ideas (Chialisp and Simplicity). This ...

Coinbase's September workshop shows signature choices and operational migration must advance together across exchanges, wallets and key-management systems.

A proposed workaround could enable quantum-resistant Bitcoin transactions without a protocol change, but high compute costs limit real-world use. A Bitcoin researcher has come up with a way that could ...

Forbes contributors publish independent expert analyses and insights. Korok Ray is a PhD economist/professor who researches/teaches Bitcoin. Bitcoin developers are once again debating ossification ...