Category Archives: Conferences

New publication about Blockchain Mining Games

Blockchain Mining Games Aggelos Kiayias, Elias Koutsoupias, Maria Kyropoulou, and Yiannis Tselekounis Abstract: We study the strategic considerations of miners participating in the bitcoin’s protocol. We formulate and study the stochastic game that underlies these strategic considerations. The miners collectively build a tree of blocks, and they are paid when they create a node (mine a

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New publication from PANORAMIX members to appear in ASIACRYPT 2016

The PANORAMIX members Aggelos Kiayias and Thomas Zacharias in joint work with Foteini Baldimtsi and Bingsheng Zhang will present their work “Indistinguishable Proofs of Work or Knowledge”  (PoWorKs) at the ASIACRYPT conference that will be held in December 4-8 2016, Hanoi, Vietnam. PoWorKs constitute a novel class of interactive protocols where a prover can convince a

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New paper about Password-Protected Secret Sharing

Highly-Efficient and Composable Password-Protected Secret Sharing (Or: How to Protect Your Bitcoin Wallet Online) Stanislaw Jarecki, Aggelos Kiayias, Hugo Krawczyk, Jiayu Xu,  Abstract: PPSS is a central primitive introduced by Bagherzandi et al [BJSL10] which allows a user to store a secret among n servers such that the user can later reconstruct the secret with the sole possession

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Panoramix Research Publications

ANONYMOUS MESSAGING:  HORNET: High-speed Onion Routing at the Network Layer. Chen Chen, Daniele Enrico Asoni, David Barrera, George Danezis, Adrian Perrig Abstract: We present HORNET, a system that enables high-speed end-to-end anonymous channels by leveraging next generation network architectures. HORNET is designed as a low-latency onion routing system that operates at the network layer thus enabling

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