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1. A Small Subgroup Attack on Bitcoin Address Generation.

Author

Sala, Massimiliano, Sogiorno, Domenica, and Taufer, Daniele

Subjects
*BITCOIN, *POINT set theory, *FINITE fields, *DIGITAL signatures, *BLOCKCHAINS
Abstract

We show how a small subgroup confinement-like attack may be mounted on the Bitcoin addresses generation protocol, by inspecting a special subgroup of the group associated to point multiplication. This approach does not undermine the system security but highlights the importance of using fair random sources during the private key selection. [ABSTRACT FROM AUTHOR]

Published
2020
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