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06/28/2023
Fast and Frobenius: Rational Isogeny Evaluation over Finite Fields
Consider the problem of efficiently evaluating isogenies ϕ: E → E/H of e...
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11/29/2022
Trustless unknown-order groups
Groups of unknown order are of major interest due to their applications ...
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09/14/2022
Multiway Powersort
Powersort (Munro Wild, ESA2018) has recently replaced Timsort's subo...
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04/30/2022
Failing to hash into supersingular isogeny graphs
An important open problem in supersingular isogeny-based cryptography is...
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11/02/2021
Towards the 5/6-Density Conjecture of Pinwheel Scheduling
Pinwheel Scheduling aims to find a perpetual schedule for unit-length ta...
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10/26/2021
Wavelet: Code-based postquantum signatures with fast verification on microcontrollers
This work presents the first full implementation of Wave, a postquantum ...
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07/19/2021
Higher-degree supersingular group actions
We investigate the isogeny graphs of supersingular elliptic curves over ...
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06/18/2021
Extending the GLS endomorphism to speed up GHS Weil descent using Magma
Let q = 2^n, and let E / 𝔽_q^ℓ be a generalized Galbraith–Lin–Scott (GLS...
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06/10/2021
Quantum-Resistant Security for Software Updates on Low-power Networked Embedded Devices
As the Internet of Things (IoT) rolls out today to devices whose lifetim...
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01/04/2021
Automorphisms and isogeny graphs of abelian varieties, with applications to the superspecial Richelot isogeny graph
We investigate special structures due to automorphisms in isogeny graphs...
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12/02/2020
Ship Detection: Parameter Server Variant
Deep learning ship detection in satellite optical imagery suffers from f...
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11/27/2020
Efficient Scene Compression for Visual-based Localization
Estimating the pose of a camera with respect to a 3D reconstruction or s...
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11/20/2020
Bridging Scene Understanding and Task Execution with Flexible Simulation Environments
Significant progress has been made in scene understanding which seeks to...
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04/09/2020
Anomaly Detection with SDAE
Anomaly detection is a prominent data preprocessing step in learning app...
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03/23/2020
Faster computation of isogenies of large prime degree
Let E/F_q be an elliptic curve, and P a point in E(F_q) of prime order ℓ...
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12/02/2019
The supersingular isogeny problem in genus 2 and beyond
Let A/F_p and A'/F_p be supersingular principally polarized abelian vari...
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07/19/2019
Stronger and Faster Side-Channel Protections for CSIDH
CSIDH is a recent quantum-resistant primitive based on the difficulty of...
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03/15/2019
Hash functions from superspecial genus-2 curves using Richelot isogenies
Last year Takashima proposed a version of Charles, Goren and Lauter's ha...
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12/21/2018
Quantum Equivalence of the DLP and CDHP for Group Actions
In this short note we give a polynomial-time quantum reduction from the ...
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09/20/2018
Towards practical key exchange from ordinary isogeny graphs
We revisit the ordinary isogeny-graph based cryptosystems of Couveignes ...
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09/13/2018
Pre- and post-quantum Diffie-Hellman from groups, actions, and isogenies
Diffie-Hellman key exchange is at the foundations of public-key cryptogr...
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02/23/2018