| Article ID: | iaor201530351 |
| Volume: | 116 |
| Issue: | 2 |
| Start Page Number: | 144 |
| End Page Number: | 146 |
| Publication Date: | Feb 2016 |
| Journal: | Information Processing Letters |
| Authors: | Beekman Jethro G |
| Keywords: | financial, investment, finance & banking, security |
Bitcoin supports complex transactions where the recipient of a transaction can be programmatically determined. Using these transactions, multi‐party computation protocols that aim to ensure fairness among participants have been designed. We present a Denial of Service attack against these protocols that results in a net loss for some or all of the honest parties involved, violating those fairness goals.