Bitcoin
A draft BIP would standardise which Bitcoin outputs expose their keys
Published estimates of quantum-exposed supply range from about 25% to over 34%. The author argues the gap is definitional and proposes four levels with a fail-closed rule.
Coin Brief — Crypto news, read from the protocol's own record
Sequans sells its last 314 BTC and leaves the treasury strategy entirely
The French semiconductor firm once held more than 3,200 BTC; it used the sales to clear convertible debt and returns to its IoT business.
Cecabank leaves the Euribor panel and ESMA says the benchmark holds
The Spanish bank stops contributing on 30 September; ESMA and the Euribor College concluded representativeness is not at risk.
BIP-371 drops the finalizer clause from a Taproot PSBT field
The per-output description of PSBT_OUT_TAP_BIP32_DERIVATION no longer refers to what a finalizer must do.
Core devs move ten EIPs onto the inclusion lists for the next fork
EIP-8081 is updated with the decisions from ACDE246, adding proposals that remove refunds and bloom filters and reserve an opcode.
Four items today sat on the gap between claimed and tested
A combiner vector that only ran one order, a hash family with a thin literature, an architecture with no cost model, and a summary standing in for an SEC order.
XRPL client prereleases carry Confidential MPT and Sponsorship
Two packages tagged on a named channel add XLS-0096 and XLS-68 support with updated binary-codec definitions - where a ledger amendment first becomes usable.
Anchorage moves USAT cross-chain on LayerZero's token standard
The first live integration under the omnichain standard, with two other bank-issued stablecoins expected later - and the 170-network figure belongs to LayerZero, not the token.
Ethereum research asks which hashes people have actually attacked
With Flock handling binary circuits, circuit-friendly hashes lose their reason to exist - and the comparison turns to cryptanalytic maturity rather than speed.
Solana's policy arm reads an SEC order as opening tokenised stocks
A five-year exemption is described as letting real shares trade on permissionless chains without exchange registration. The account is advocacy; the conditions live in the order.
A Polkadot forum proposal swaps re-execution for proof checking
WonderZK would move heavy execution and proving off the validator set. It is one person's design, posted with a call for collaborators, not a project roadmap.