Trail of Bits: “Blockchain is not as decentralized as it seems”
Analysts at Trail of Bits, a blockchain security company, claim that 21% of the nodes on the Bitcoin network are running an outdated version of the Bitcoin Core client. Commissioned by the US Department of Defense Advanced Research Projects Agency (DARPA), Trail of Bits has prepared a report called “Are Blockchains Decentralized?”, which raises questions about the vulnerability and risks of this technology. In particular, the company has found that legacy Bitcoin nodes, unencrypted network…










