Publications

2026

1. Crypto 2026

   Equivocal Broadcast Encryption: Adaptively-Secure Optimal Distributed Broadcast Encryption from Lattices

   Rishab Goyal,  and Saikumar Yadugiri

   Aug 2026

   Bib PDF

   @article{GY26a,
     author = {Goyal, Rishab and Yadugiri, Saikumar},
     title = {Equivocal Broadcast Encryption: Adaptively-Secure Optimal Distributed Broadcast Encryption from Lattices},
     pages = {414--445},
     editor = {Heninger, Nadia and Rosulek, Mike},
     booktitle = {CRYPTO~2026: 46th Annual International Cryptology Conference},
     volume = {16800},
     address = {Santa Barbara, CA, USA},
     month = aug,
     publisher = {Springer, Cham, Switzerland},
     series = {Lecture Notes in Computer Science},
     year = {2026},
     doi = {10.1007/978-3-032-35367-2_14},
   }

2. TCC 2026

   Decentralized Multi-Authority Functional Encryption with Malicious Authorities from Standard Assumptions

   Rishab Goyal,  and Saikumar Yadugiri

   Aug 2026

   PDF

2024

1. TCC 2024

   Multi-Authority Functional Encryption with Bounded Collusions from Standard Assumptions

   Rishab Goyal,  and Saikumar Yadugiri

   Dec 2024

   Bib PDF

   @article{GY24,
     author = {Goyal, Rishab and Yadugiri, Saikumar},
     title = {Multi-Authority Functional Encryption with Bounded Collusions from Standard Assumptions},
     pages = {3--30},
     editor = {Boyle, Elette and Mahmoody, Mohammad},
     booktitle = {TCC~2024: 22nd Theory of Cryptography Conference, Part~III},
     volume = {15366},
     address = {Milan, Italy},
     month = dec,
     publisher = {Springer, Cham, Switzerland},
     series = {Lecture Notes in Computer Science},
     year = {2024},
     doi = {10.1007/978-3-031-78020-2_1},
   }

2026

1. Distributed Monotone Policy Encryption with Stronger Security for DNFs and Threshold Policies from Lattices

   Rishab Goyal,  and Saikumar Yadugiri

   2026

   Bib PDF

   @article{GY26c,
     author = {Goyal, Rishab and Yadugiri, Saikumar},
     title = {Distributed Monotone Policy Encryption with Stronger Security for DNFs and Threshold Policies from Lattices},
     howpublished = {Cryptology {ePrint} Archive, Paper 2026/1609},
     year = {2026},
     url = {https://eprint.iacr.org/2026/1609},
   }

2. Silent Distributed Cryptography for DNFs and Threshold Policies from Lattices

   Abtin Afshar, Rishab Goyal,  and Saikumar Yadugiri

   2026

   Bib PDF

   @article{AGY26b,
     author = {Afshar, Abtin and Goyal, Rishab and Yadugiri, Saikumar},
     title = {Silent Distributed Cryptography for DNFs and Threshold Policies from Lattices},
     howpublished = {Cryptology {ePrint} Archive, Paper 2026/1547},
     year = {2026},
     url = {https://eprint.iacr.org/2026/1547},
   }

3. Decentralizing Traitor Tracing: A Multi-Authority Approach

   Rishab Goyal, Alex Snyder,  and Saikumar Yadugiri

   2026

   Bib PDF

   @article{GSY26,
     author = {Goyal, Rishab and Snyder, Alex and Yadugiri, Saikumar},
     title = {Decentralizing Traitor Tracing: A Multi-Authority Approach},
     howpublished = {Cryptology {ePrint} Archive, Paper 2026/1076},
     year = {2026},
     url = {https://eprint.iacr.org/2026/1076},
   }

4. Adaptively-Secure Flexible and Identity-Based Broadcast Encryption from Decomposed LWE

   Rishab Goyal,  and Saikumar Yadugiri

   2026

   Bib PDF

   @article{GY26b,
     author = {Goyal, Rishab and Yadugiri, Saikumar},
     title = {Adaptively-Secure Flexible and Identity-Based Broadcast Encryption from Decomposed LWE},
     howpublished = {Cryptology {ePrint} Archive, Paper 2026/862},
     year = {2026},
     url = {https://eprint.iacr.org/2026/862},
   }

5. Distributed Monotone-Policy Encryption with Silent Setup from Lattices

   Abtin Afshar, Rishab Goyal,  and Saikumar Yadugiri

   2026

   Bib PDF

   @article{AGY26a,
     author = {Afshar, Abtin and Goyal, Rishab and Yadugiri, Saikumar},
     title = {Distributed Monotone-Policy Encryption with Silent Setup from Lattices},
     howpublished = {Cryptology {ePrint} Archive, Paper 2026/372},
     year = {2026},
     url = {https://eprint.iacr.org/2026/372},
   }

2025

1. Adaptively Secure Hierarchical Attribute-Based Encryption from Witness Encryption

   Rishab Goyal,  and Saikumar Yadugiri

   2025

   Bib PDF

   @article{GY25a,
     author = {Goyal, Rishab and Yadugiri, Saikumar},
     title = {Adaptively Secure Hierarchical Attribute-Based Encryption from Witness Encryption},
     howpublished = {Cryptology {ePrint} Archive, Paper 2025/407},
     year = {2025},
     url = {https://eprint.iacr.org/2025/407},
   }

2024

1. Encrypted RAM Delegation: Homomorphic NIZKs, Malicious MPC with Optimal Communication Complexity, and more

   Abtin Afshar, Jiaqi Cheng, Rishab Goyal, Aayush Yadav,  and Saikumar Yadugiri

   2024

   Bib PDF

   @article{ACGYY24,
     author = {Afshar, Abtin and Cheng, Jiaqi and Goyal, Rishab and Yadav, Aayush and Yadugiri, Saikumar},
     title = {Encrypted RAM Delegation: Homomorphic NIZKs, Malicious MPC with Optimal Communication Complexity, and more},
     howpublished = {Cryptology {ePrint} Archive, Paper 2024/1806},
     year = {2024},
     url = {https://eprint.iacr.org/2024/1806},
   }