Bitcoin Cash ABC update exposes potentially catastrophic vulnerability

Bitcoin Cash ABC update exposes potentially catastrophic vulnerability
фото показано с : thenextweb.com

2018-11-21 20:52

It hasn’t been long since the monstrously wasteful hash wars began, but it already seems both newly spawned blockchains are running into potentially crippling technical difficulties. Shortly after BSV (nChain’s implementation of Bitcoin Cash) suffered from a bug that split its network in two, it appears that BAB (Bitcoin-ABC’s implementation of Bitcoin Cash) has rolled out a software update that puts its entire network at risk of 51-percent attacks from rogue miners.

Understanding the vulnerability Under constant threat from rival blockchains, ABC devs introduced a special line to its code, changing how the network enforces trust in the transactions being submitted for…

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