Qiang Tang

🎉 Qiang Tang and Hanwen Feng's paper "Practical Asynchronous Distributed Key Reconfiguration and Its Applications" has been accepted at #IEEESP2026!

🔗 IEEE SP 2026: sp2026.ieee-security.org

Paper: eprint.iacr.org/2025/149

#DistributedKeyReconfiguration #Asynchronous #Consensus

Multiple Continuing (Tenure-Track) Academic Positions, School of Computer Science, Faculty of Engineering, The University of Sydney Join a thriving Faculty of Engineering at a University ranked amongst the world’s best teaching and research institutions Located in the heart of Sydney’s bustling inner west quarter, close to beaches...

Reminder: we are hiring at #USyd! Multiple continuing (equiv. tenure-track) teaching and research positions: excellent candidates in all areas of #ComputerScience are encouraged to apply!

⏰ Deadline Dec 1: usyd.wd105.myworkdayjobs.com/en-GB/USYD_E...

Asiacrypt 2025 Asiacrypt 2025

🎉 Qiang Tang, Hanwen Feng and Yuchen Ye's paper "Optimal Byzantine Agreement with Message Drops" has been accepted at #Asiacrypt2025!

🔗 Asiacrypt 2025: asiacrypt.iacr.org/2025/
Paper: eprint.iacr.org/2025/1738

Coauthored with Zhenliang Lu (CityU HK)

#consensus #unstable #network

🎉 🎉🎉Congratulations to Qiang Tang, Hanwen Feng and Michael Mai from the school for winning the DSN 2025 Best paper award for the paper "A Communication Optimal Asynchronous Consensus Using Only Hash"! 🎉🎉🎉 #BestPaper #DSN2025
dsn2025.github.io

Coauthored with Zhenliang Lu
#consensus #crypto #theory

afternoon tea will be before the talk at 3pm :)

🎉 Hans Schmiedel, Qiang Tang and Jiangshan Yu's paper "Constant latency and finality for dynamically available DAG" has been accepted at #IEEESP25! Check it out here: eprint.iacr.org/2025/067.pdf

🔗 More about IEEESP'25: sp2025.ieee-security.org
#Research #BFT #consensus #blockchain #DAG

🎉 Ya-Nan Li (PhD student) and Qiang Tang's paper "End-to-end Encrypted Git Services" has been accepted at #ACMCCS2025!
🔗 More about ACM CCS'25: www.sigsac.org/ccs/CCS2025/

#Research #appliedcrypto #end-to-end #security

Dumbo-MPC: Efficient Fully Asynchronous MPC with Optimal Resilience Fully asynchronous multi-party computation (AMPC) has superior robustness in realizing privacy and guaranteed output delivery (G.O.D.) against asynchronous adversaries that can arbitrarily delay commu...

🎉 Qiang Tang's paper "Dumbo-MPC: Efficient Fully Asynchronous MPC with Optimal Resilience" has been accepted at #USENIXSecurity2025! Paper: eprint.iacr.org/2024/1705
🔗 More about USENIX'25: www.usenix.org/conference/u...

#Research #MPC #asynchronous #distributedcomputing

Asymptotically Optimal Adaptive Asynchronous Common Coin and DKG with Silent Setup We present the first optimal-resilient, adaptively secure asynchronous common coin protocol with $O(\lambda n^2)$ communication complexity and $O(1)$ rounds, requiring only a public silent setup. Our ...

🎉 Hanwen Feng and Qiang Tang's paper "Asymptotically Optimal Adaptive Asynchronous Common Coin and DKG with Silent Setup" has been accepted at #CRYPTO2025! Paper: eprint.iacr.org/2024/2098
🔗 More about CRYPTO'25: crypto.iacr.org/2025/

#Research #randomness, #distributedcomputing