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23 Publications
2023 | Published | Conference Paper | IST-REx-ID: 14829 | 
Proof of availability and retrieval in a modular blockchain architecture
S. Cohen, G. Goren, E. Kokoris Kogias, A. Sonnino, A. Spiegelman, in:, 27th International Conference on Financial Cryptography and Data Security, Springer Nature, 2023, pp. 36–53.
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S. Cohen, G. Goren, E. Kokoris Kogias, A. Sonnino, A. Spiegelman, in:, 27th International Conference on Financial Cryptography and Data Security, Springer Nature, 2023, pp. 36–53.
2023 | Published | Journal Article | IST-REx-ID: 13988 |
Practical limitations of Ethereum’s layer-2
R. Neiheiser, G. Inacio, L. Rech, C. Montez, M. Matos, L. Rodrigues, IEEE Access 11 (2023) 8651–8662.
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R. Neiheiser, G. Inacio, L. Rech, C. Montez, M. Matos, L. Rodrigues, IEEE Access 11 (2023) 8651–8662.
2023 | Published | Conference Paper | IST-REx-ID: 14516 |
STROBE: Streaming Threshold Random Beacons
D. Beaver, M. Kelkar, K. Lewi, V. Nikolaenko, A. Sonnino, K. Chalkias, E. Kokoris Kogias, L.D. Naurois, A. Roy, in:, 5th Conference on Advances in Financial Technologies, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2023.
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D. Beaver, M. Kelkar, K. Lewi, V. Nikolaenko, A. Sonnino, K. Chalkias, E. Kokoris Kogias, L.D. Naurois, A. Roy, in:, 5th Conference on Advances in Financial Technologies, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2023.
2023 | Published | Conference Paper | IST-REx-ID: 14609 |
Practical asynchronous high-threshold distributed key generation and distributed polynomial sampling
S. Das, Z. Xiang, E. Kokoris Kogias, L. Ren, in:, 32nd USENIX Security Symposium, Usenix, 2023, pp. 5359–5376.
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S. Das, Z. Xiang, E. Kokoris Kogias, L. Ren, in:, 32nd USENIX Security Symposium, Usenix, 2023, pp. 5359–5376.
2022 | Published | Conference Paper | IST-REx-ID: 12160
Hierarchical consensus: A horizontal scaling framework for blockchains
A. De la Rocha, E. Kokoris Kogias, J.M. Soares, M. Vukolic, in:, 42nd International Conference on Distributed Computing Systems Workshops, Institute of Electrical and Electronics Engineers, 2022, pp. 45–52.
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A. De la Rocha, E. Kokoris Kogias, J.M. Soares, M. Vukolic, in:, 42nd International Conference on Distributed Computing Systems Workshops, Institute of Electrical and Electronics Engineers, 2022, pp. 45–52.
2022 | Published | Conference Paper | IST-REx-ID: 12168 |
Be aware of your leaders
S. Cohen, R. Gelashvili, E. Kokoris Kogias, Z. Li, D. Malkhi, A. Sonnino, A. Spiegelman, in:, International Conference on Financial Cryptography and Data Security, Springer Nature, 2022, pp. 279–295.
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S. Cohen, R. Gelashvili, E. Kokoris Kogias, Z. Li, D. Malkhi, A. Sonnino, A. Spiegelman, in:, International Conference on Financial Cryptography and Data Security, Springer Nature, 2022, pp. 279–295.
2022 | Published | Conference Paper | IST-REx-ID: 12229 |
Bullshark: DAG BFT protocols made practical
A. Spiegelman, N. Giridharan, A. Sonnino, E. Kokoris Kogias, in:, Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, Association for Computing Machinery, 2022, pp. 2705–2718.
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A. Spiegelman, N. Giridharan, A. Sonnino, E. Kokoris Kogias, in:, Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, Association for Computing Machinery, 2022, pp. 2705–2718.
2022 | Published | Conference Paper | IST-REx-ID: 12298 |
Jolteon and ditto: Network-adaptive efficient consensus with asynchronous fallback
R. Gelashvili, E. Kokoris Kogias, A. Sonnino, A. Spiegelman, Z. Xiang, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 296–315.
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R. Gelashvili, E. Kokoris Kogias, A. Sonnino, A. Spiegelman, Z. Xiang, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 296–315.
2022 | Published | Conference Paper | IST-REx-ID: 12300 |
Practical asynchronous distributed key generation
S. Das, T. Yurek, Z. Xiang, A. Miller, E. Kokoris Kogias, L. Ren, in:, 2022 IEEE Symposium on Security and Privacy, Institute of Electrical and Electronics Engineers, 2022, pp. 2518–2534.
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S. Das, T. Yurek, Z. Xiang, A. Miller, E. Kokoris Kogias, L. Ren, in:, 2022 IEEE Symposium on Security and Privacy, Institute of Electrical and Electronics Engineers, 2022, pp. 2518–2534.
2022 | Published | Conference Paper | IST-REx-ID: 11331 |
Narwhal and Tusk: A DAG-based mempool and efficient BFT consensus
G. Danezis, E. Kokoris Kogias, A. Sonnino, A. Spiegelman, in:, Proceedings of the 17th European Conference on Computer Systems, Association for Computing Machinery, 2022, pp. 34–50.
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G. Danezis, E. Kokoris Kogias, A. Sonnino, A. Spiegelman, in:, Proceedings of the 17th European Conference on Computer Systems, Association for Computing Machinery, 2022, pp. 34–50.
2021 | Published | Conference Paper | IST-REx-ID: 10076 |
Reactive key-loss protection in blockchains
S. Blackshear, K. Chalkias, P. Chatzigiannis, R. Faizullabhoy, I. Khaburzaniya, E. Kokoris Kogias, J. Lind, D. Wong, T. Zakian, in:, FC 2021 Workshops, Springer Nature, 2021, pp. 431–450.
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S. Blackshear, K. Chalkias, P. Chatzigiannis, R. Faizullabhoy, I. Khaburzaniya, E. Kokoris Kogias, J. Lind, D. Wong, T. Zakian, in:, FC 2021 Workshops, Springer Nature, 2021, pp. 431–450.
2021 | Published | Conference Paper | IST-REx-ID: 10324 |
Brick: Asynchronous incentive-compatible payment channels
Z. Avarikioti, E. Kokoris Kogias, R. Wattenhofer, D. Zindros, in:, 25th International Conference on Financial Cryptography and Data Security, Springer Nature, 2021, pp. 209–230.
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Z. Avarikioti, E. Kokoris Kogias, R. Wattenhofer, D. Zindros, in:, 25th International Conference on Financial Cryptography and Data Security, Springer Nature, 2021, pp. 209–230.
2021 | Published | Conference Paper | IST-REx-ID: 10325 |
SoK: Communication across distributed ledgers
A. Zamyatin, M. Al-Bassam, D. Zindros, E. Kokoris Kogias, P. Moreno-Sanchez, A. Kiayias, W.J. Knottenbelt, in:, 25th International Conference on Financial Cryptography and Data Security, Springer Nature, 2021, pp. 3–36.
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A. Zamyatin, M. Al-Bassam, D. Zindros, E. Kokoris Kogias, P. Moreno-Sanchez, A. Kiayias, W.J. Knottenbelt, in:, 25th International Conference on Financial Cryptography and Data Security, Springer Nature, 2021, pp. 3–36.
2021 | Published | Conference Paper | IST-REx-ID: 10553 |
Brief announcement: Be prepared when network goes bad: An asynchronous view-change protocol
R. Gelashvili, E. Kokoris Kogias, A. Spiegelman, Z. Xiang, in:, Proceedings of the 2021 ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2021, pp. 187–190.
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R. Gelashvili, E. Kokoris Kogias, A. Spiegelman, Z. Xiang, in:, Proceedings of the 2021 ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2021, pp. 187–190.
2021 | Published | Conference Paper | IST-REx-ID: 10554 |
All You Need is DAG
I. Keidar, E. Kokoris Kogias, O. Naor, A. Spiegelman, in:, Proceedings of the 2021 ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2021, pp. 165–175.
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I. Keidar, E. Kokoris Kogias, O. Naor, A. Spiegelman, in:, Proceedings of the 2021 ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2021, pp. 165–175.
2020 | Published | Conference Paper | IST-REx-ID: 10556 |
Asynchronous distributed key generation for computationally-secure randomness, consensus, and threshold signatures
E. Kokoris Kogias, D. Malkhi, A. Spiegelman, in:, Proceedings of the 2020 ACM SIGSAC Conference on Computer and Communications Security, Association for Computing Machinery, 2020, pp. 1751–1767.
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E. Kokoris Kogias, D. Malkhi, A. Spiegelman, in:, Proceedings of the 2020 ACM SIGSAC Conference on Computer and Communications Security, Association for Computing Machinery, 2020, pp. 1751–1767.
2020 | Patent | IST-REx-ID: 10557 |
Cryptographically verifiable data structure having multi-hop forward and backwards links and associated systems and methods
B. Ford, L. Gasse, E. Kokoris Kogias, P. Jovanovic, (2020).
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B. Ford, L. Gasse, E. Kokoris Kogias, P. Jovanovic, (2020).
2020 | Published | Journal Article | IST-REx-ID: 9011 |
CALYPSO: Private data management for decentralized ledgers
E. Kokoris Kogias, E.C. Alp, L. Gasser, P. Jovanovic, E. Syta, B. Ford, Proceedings of the VLDB Endowment 14 (2020) 586–599.
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E. Kokoris Kogias, E.C. Alp, L. Gasser, P. Jovanovic, E. Syta, B. Ford, Proceedings of the VLDB Endowment 14 (2020) 586–599.