Jotasapiens

Applied Mathematics

Research

Synced Hash-Based Signatures:
Post-Quantum Authentication in a Blockchain

IX Congreso Iberoamericano de Seguridad Informática (CIBSI),
University of Buenos Aires, November 2017.

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Shuffling Public Keys
(A Peer-to-Peer Voting Algorithm)

A decentralized cryptographic voting system.

2019 May 17

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Bitcoin With Heterogeneous Block Sizes:
A Scaling Proposal

A Bitcoin generalization designed to solve the problem of scalability, by giving each user the power to adjust a tradeoff between decentralization and transaction throughput.

2018 May 2

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Time-Coordinated Signatures

A different aproach to hash-based signatures. We reveal how it’s possible to derive their entire state from a clock alone—no need to store any state.

2017 Sep 28

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From One to Many:
Synced Hashed-Based Signatures

A study on the generation of quantum-resistant signatures in a blockchain.

2017 Apr 3

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Integer Compositions Signatures

A more efficient family of one-time signatures, exploring a connection between hash-based cryptography and combinatorics.

2016 Oct 24

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Unbalanced Winternitz Signatures

An optimized and tweakable generalization of Winternitz signatures.

2016 Oct 24

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