Bitcoin developers have finished a proposed security cleanup called BIP-54, but winning enough support to activate it may prove harder.

Bitcoin developers have finished a proposed security cleanup called BIP-54, but winning enough support to activate it may prove harder.

Following the failure of BIP-110, advocates declare Bitcoin captured by miners while critics argue the protocol worked exactly as designed.

BIP-110 faces a brutal uphill battle as its four-block forked chain stalls, with backers plotting a Blake2b PoW switch.