Aarhus Crypto Seminar

The Aarhus crypto group has a weekly seminar where group members and visitors give talks. This is an overview of talks from 2019. You can find the currently scheduled talks on Sabine Oechsner's website.

Talks 2019

Week Date Speaker Title
51-52 - Holiday break
12/12 Maciej Obremski Extractor Lower Bounds, Revisited.
50 9/12 Daniel Masny Two-Round Oblivious Transfer from CDH or LPN
49 5/12 Eduardo Soria Vazquez Shrinking Multi-Party Garbled Circuits
48 28/11 Sameer Wagh The Rise of Privacy Enhancing Technologies
21/11 Abdullah Talayhan Misuse Attacks on Post-quantum Cryptosystems
47 20/11 Tjerand Silde Electronic voting using lattice-based commitments and verifiable encryption
46 14/11 Nikolaj Ignatieff Schwartzbach How to sell Bananas using Blockchain: Composable Escrow Protocols for Non-Digital Goods and Services
45 7/11 Elena Pagnin The Simplest Multi-key Linearly Homomorphic Signature Scheme
44 31/10 Akira Takahashi Security of Hedged Fiat-Shamir Signatures under Fault Attacks
24/10 Luisa Siniscalchi Publicly Verifiable Zero Knowledge from Blockchains
43 22/10 Serge Fehr Adaptive reporgrammability of the quantum random oracle model
42 17/10 Mads Schaarup Andersen, Laura Lynggaard Nielsen Putting MPC to work in the health sector
41 -
40 3/10 Mark Simkin Optimal Oblivious Priority Queues
39 - Eurocrypt deadline
38 19/9 Suvradip Chakraborty Unique Witness Maps and Deterministic Leakage and Tamper Resilient Signatures
37 -
36 5/9 Anders Dalskov Securing DNSSEC Keys via Threshold ECDSA From Generic MPC
28-35 - Summer break
32 8/8 Mehdi Tibouchi Physical attacks on lattice-based signatures: breaking postquantum schemes on your classical laptop
29 19/7 Daniel Noble Private Set Intersection with Linear Communication from General Assumptions
27 4/7 Crypto summer day Program
26 27/6 Nikolaj Ignatieff Schwartzbach On combination locks
25 - TPMPC
24 13/6 Sabine Oechsner Exploring State-Separating Proofs for Multi-Party Computation
23 6/6 Akira Takahashi Degenerate fault attacks on elliptic curve parameters in OpenSSL
22 - Ascension Day
21 - Eurocrypt
Daniel Escudero New Primitives for Actively-Secure MPC over Rings with Applications to Private Machine Learning
20 16/5 Pierre Meyer Information-Theoretic Topology-Hiding Computation, revisited
19 9/5 Mark Abspoel MPC over rings
18 2/5 Daniele Friolo A Black-Box Construction of Fully-Simulatable, Round-Optimal Oblivious Transfer from Strongly Uniform Key Agreement
26/4 Eduardo Soria Vazquez Scaling Multi-Party Computation: High Latency Networks and Many Parties
17 25/4 Sophia Yakoubov Turning HATE Into LOVE: Homomorphic Ad Hoc Threshold Encryption for Scalable MPC
16 - Easter
15 11/4 Diego Aranha Introducing arithmetic failures to accelerate QC-MDPC code-based cryptography
4/4 Elena Pagnin SAID: Reshaping Signal into an Identity-Based Asynchronous Messaging Protocol with Authenticated Ratcheting
14 1/4 Carsten Baum Insured MPC: Efficient Secure Computation with Financial Penalties
13 - PhD defence
12 21/3 Daniel Tschudi Unknot the knot unless its not the unknot. Or a knot which is not the unknot.
14/3 Vassilis Zikas Composable analysis of blockchains and applications
11 11/3 Carsten Baum Using TopGear in Overdrive: A more efficient ZKPoK for SPDZ
10 7/3 Anders Dalskov Secure Evaluation of Quantized Neural Networks
9 28/2 Nico Döttling
8 - BIU Winter School
7 14/2 Ivan Damgård A Communication Lower Bound for Statistically Secure MPC with Preprocessing
6 7/2 Michael Nielsen Circuit Randomization Revisited