Bots exploiting blockchains for profit

(Cornell University) Like high-frequency traders on Wall Street, a growing army of bots exploit inefficiencies in decentralized exchanges, which are places where users buy, sell or trade cryptocurrency independent of a central authority, a new study found. The researchers also found that high fees paid to prioritize certain transactions pose a security threat to the entire blockchain.

from EurekAlert! - Technology, Engineering and Computer Science http://bit.ly/2GTk7wk