Private Balance-Checking on Blockchain Accounts Using Private Integer Addition

ePrint Report: Private Balance-Checking on Blockchain Accounts Using Private Integer Addition

Birenjith Sasidharan, Emanuele Viterbo

A transaction record in a sharded blockchain can be represented as a two-dimensional array of integers with row-index associated to an account, column-index to a shard and the entry to the transaction amount. In a blockchain-based cryptocurrency system with coded sharding, a transaction record of a given epoch of time is encoded using a block code considering the entries as finite-field symbols. Each column of …

accounts addition balance blockchain eprint report