11 Publications

Mark all

[11]
2025 | Published | Conference Paper | IST-REx-ID: 19778 | OA
Hoffmann C, Pietrzak KZ. 2025. Watermarkable and zero-knowledge Verifiable Delay Functions from any proof of exponentiation. 28th IACR International Conference on Practice and Theory of Public-Key Cryptography. PKC: Public-Key Cryptography, LNCS, vol. 15674, 36–66.
[Preprint] View | Files available | DOI | Download Preprint (ext.)
 
[10]
2025 | Published | Thesis | PhD | IST-REx-ID: 20556
Hoffmann C. 2025. Theory and applications of verifiable delay functions. Institute of Science and Technology Austria.
[Published Version] View | Files available | DOI
 
[9]
2025 | Published | Thesis | PhD | IST-REx-ID: 20920 | OA
Hoffmann C. 2025. Theory and applications of verifiable delay functions. Institute of Science and Technology Austria.
[Published Version] View | Files available | DOI
 
[8]
2025 | Published | Conference Paper | IST-REx-ID: 21323 | OA
Belohorec J, Dvořák P, Hoffmann C, Hubáček P, Mašková K, Pastyřík M. 2025. On extractability of the KZG family of polynomial commitment schemes. 45th Annual International Cryptology Conference. CRYPTO: International Cryptology Conference, LNCS, vol. 16005, 584–616.
[Preprint] View | DOI | Download Preprint (ext.)
 
[7]
2024 | Draft | Preprint | IST-REx-ID: 20701 | OA
Hoffmann C, Hubáček P, Ivanova S. Practical batch proofs of exponentiation. Cryptology ePrint Archive, 2024/145.
[Preprint] View | Files available | Download Preprint (ext.)
 
[6]
2023 | Published | Conference Paper | IST-REx-ID: 14457 | OA
Hoffmann C, Simkin M. 2023. Stronger lower bounds for leakage-resilient secret sharing. 8th International Conference on Cryptology and Information Security in Latin America. LATINCRYPT: Cryptology and Information Security in Latin America, LNCS, vol. 14168, 215–228.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
[5]
2023 | Published | Conference Paper | IST-REx-ID: 14692 | OA
Auerbach B, Hoffmann C, Pascual Perez G. 2023. Generic-group lower bounds via reductions between geometric-search problems: With and without preprocessing. 21st International Conference on Theory of Cryptography. , LNCS, vol. 14371, 301–330.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
[4]
2023 | Conference Paper | IST-REx-ID: 14693 | OA
Hoffmann C, Hubáček P, Kamath C, Krňák T. 2023. (Verifiable) delay functions from Lucas sequences. 21st International Conference on Theory of Cryptography. TCC: Theory of Cryptography, LNCS, vol. 14372, 336–362.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
[3]
2023 | Published | Conference Paper | IST-REx-ID: 13143 | OA
Hoffmann C, Hubáček P, Kamath C, Pietrzak KZ. 2023. Certifying giant nonprimes. Public-Key Cryptography - PKC 2023. PKC: Public-Key Cryptography, LNCS, vol. 13940, 530–553.
[Submitted Version] View | Files available | DOI | Download Submitted Version (ext.) | WoS
 
[2]
2022 | Published | Conference Paper | IST-REx-ID: 12176 | OA
Hoffmann C, Hubáček P, Kamath C, Klein K, Pietrzak KZ. 2022. Practical statistically-sound proofs of exponentiation in any group. Advances in Cryptology – CRYPTO 2022. CRYPTO: International Cryptology Conference, LNCS, vol. 13508, 370–399.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS
 
[1]
2022 | Published | Conference Paper | IST-REx-ID: 12516 | OA
Bogdanov A, Cueto Noval M, Hoffmann C, Rosen A. 2022. Public-Key Encryption from Homogeneous CLWE. Theory of Cryptography. TCC: Theory of Cryptography, LNCS, vol. 13748, 565–592.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 

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11 Publications

Mark all

[11]
2025 | Published | Conference Paper | IST-REx-ID: 19778 | OA
Hoffmann C, Pietrzak KZ. 2025. Watermarkable and zero-knowledge Verifiable Delay Functions from any proof of exponentiation. 28th IACR International Conference on Practice and Theory of Public-Key Cryptography. PKC: Public-Key Cryptography, LNCS, vol. 15674, 36–66.
[Preprint] View | Files available | DOI | Download Preprint (ext.)
 
[10]
2025 | Published | Thesis | PhD | IST-REx-ID: 20556
Hoffmann C. 2025. Theory and applications of verifiable delay functions. Institute of Science and Technology Austria.
[Published Version] View | Files available | DOI
 
[9]
2025 | Published | Thesis | PhD | IST-REx-ID: 20920 | OA
Hoffmann C. 2025. Theory and applications of verifiable delay functions. Institute of Science and Technology Austria.
[Published Version] View | Files available | DOI
 
[8]
2025 | Published | Conference Paper | IST-REx-ID: 21323 | OA
Belohorec J, Dvořák P, Hoffmann C, Hubáček P, Mašková K, Pastyřík M. 2025. On extractability of the KZG family of polynomial commitment schemes. 45th Annual International Cryptology Conference. CRYPTO: International Cryptology Conference, LNCS, vol. 16005, 584–616.
[Preprint] View | DOI | Download Preprint (ext.)
 
[7]
2024 | Draft | Preprint | IST-REx-ID: 20701 | OA
Hoffmann C, Hubáček P, Ivanova S. Practical batch proofs of exponentiation. Cryptology ePrint Archive, 2024/145.
[Preprint] View | Files available | Download Preprint (ext.)
 
[6]
2023 | Published | Conference Paper | IST-REx-ID: 14457 | OA
Hoffmann C, Simkin M. 2023. Stronger lower bounds for leakage-resilient secret sharing. 8th International Conference on Cryptology and Information Security in Latin America. LATINCRYPT: Cryptology and Information Security in Latin America, LNCS, vol. 14168, 215–228.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
[5]
2023 | Published | Conference Paper | IST-REx-ID: 14692 | OA
Auerbach B, Hoffmann C, Pascual Perez G. 2023. Generic-group lower bounds via reductions between geometric-search problems: With and without preprocessing. 21st International Conference on Theory of Cryptography. , LNCS, vol. 14371, 301–330.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
[4]
2023 | Conference Paper | IST-REx-ID: 14693 | OA
Hoffmann C, Hubáček P, Kamath C, Krňák T. 2023. (Verifiable) delay functions from Lucas sequences. 21st International Conference on Theory of Cryptography. TCC: Theory of Cryptography, LNCS, vol. 14372, 336–362.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
[3]
2023 | Published | Conference Paper | IST-REx-ID: 13143 | OA
Hoffmann C, Hubáček P, Kamath C, Pietrzak KZ. 2023. Certifying giant nonprimes. Public-Key Cryptography - PKC 2023. PKC: Public-Key Cryptography, LNCS, vol. 13940, 530–553.
[Submitted Version] View | Files available | DOI | Download Submitted Version (ext.) | WoS
 
[2]
2022 | Published | Conference Paper | IST-REx-ID: 12176 | OA
Hoffmann C, Hubáček P, Kamath C, Klein K, Pietrzak KZ. 2022. Practical statistically-sound proofs of exponentiation in any group. Advances in Cryptology – CRYPTO 2022. CRYPTO: International Cryptology Conference, LNCS, vol. 13508, 370–399.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS
 
[1]
2022 | Published | Conference Paper | IST-REx-ID: 12516 | OA
Bogdanov A, Cueto Noval M, Hoffmann C, Rosen A. 2022. Public-Key Encryption from Homogeneous CLWE. Theory of Cryptography. TCC: Theory of Cryptography, LNCS, vol. 13748, 565–592.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 

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Citation Style: ISTA Annual Report

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