Glossary-0-9

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0x

1. Ethereum addresses begin with the "0x" prefix in order to specify that the characters should be interpreted as a hexadecimal number by smart contracts and other programs.

2. A decentralized exchange protocol. https://www.0xprotocol.org/

See also: #ZRX

51% Attack

A takeover of more than 50% of the nodes or mining power of a network by a single individual, organization, or entity. Any person or group controlling the majority of the network can exclude valid transactions, include fraudulent transactions, and otherwise manipulate the blockchain history for their own gain.