• DOI:10.1007/978-3-319-70278-0_12
Corpus ID: 18101154

Enhancing Bitcoin Transactions with Covenants

@inproceedings{OConnor2017EnhancingBT,
  title={Enhancing Bitcoin Transactions with Covenants},
  author={R. O'Connor and M. Piekarska},
  booktitle={Financial Cryptography Workshops},
  year={2017}
}

R. O'Connor, M. Piekarska

Published in

Financial Cryptography…

2017

Computer Science

Covenants are Bitcoin Script programs that restrict how funds are allowed to be spent. In previous work [9], Moser et al. implemented covenants with a new Script operation that allows one to programmatically query the transaction. In this paper, we show that covenants can be implemented with a new CHECKSIGFROMSTACK operation that verifies a signature for a message passed as an argument. When the same public key and signature is used together with CHECKSIG, one can recover transaction data… CONTINUE READING

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