A Small Subgroup Attack on Bitcoin Address Generation

A Small Subgroup Attack on Bitcoin Address Generation

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...

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Bibliographic Details
Main Authors: Massimiliano Sala, Domenica Sogiorno, Daniele Taufer
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Mathematics
Subjects:
bitcoin
cryptography
digital signature (DS)
blockchain
finite fields
Online Access:https://www.mdpi.com/2227-7390/8/10/1645

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