Regulation
FCA starts taking crypto applications, with a 28 February 2027 deadline
The UK regime takes effect on 25 October 2027. Firms that apply in the window can keep operating while assessed; those that miss the standards will not be authorised.
Coin Brief — Crypto news, read from the protocol's own record
BIP-374 now reduces its challenge modulo the curve order
The discrete log equality proof spec went to version 0.3.0: the challenge is reduced mod n on generation, a verifier must reject e above the order, and test vectors cover both cases.
Four EIPs dropped out of the Hegotá proposal list after one call
The meta EIP for the next Ethereum upgrade was rewritten on 21 September with the decisions from All Core Devs Consensus 187: four proposals declined, one promoted, one added.
A v1 Solana transaction would be allowed to lock 96 accounts, not 64
SIMD-0596 raises the account lock limit for version 1 transactions by half. It is a Draft, it does not touch legacy or v0 transactions, and the feature key is still blank.
The UK authorisation gateway for crypto firms opens on 30 September
The FCA has published perimeter guidance on which activities need authorisation, thirteen months before the regime bites — and will consult again in October on changes the Government has already made to the law.
Solana's consensus rewrite is written up as arriving; its SIMD says Review
Agave 4.3 is the release cycle that carries Votor, the replacement for Proof of History and TowerBFT. We opened SIMD-0326 itself: the thresholds check out, the headline latency figure is not in it, and the proposal is not accepted yet.