Ivan Costa

According to our database, Ivan Costa authored at least 8 papers between 2023 and 2026.

Collaborative distances:

• Dijkstra number of three.
• Erdős number of five.

2026

Towards Privacy-Preserving Federated Learning using Hybrid Homomorphic Encryption.

Ivan Costa, Pedro Correia, Ivone Amorim, Eva Maia, Isabel Praça

CoRR, March, 2026

HEALED: Hybrid Homomorphic Encryption for Analysis of Large-Scale Encrypted Data.

Maria João Dias, Ivan Costa, Ivone Amorim, Eva Maia, Isabel Praça

Proceedings of the 12th International Conference on Information Systems Security and Privacy, 2026

2025

The Impact of Filtering in Differential Cryptanalysis: A Case Study on FEAL-8.

Ivan Costa, Ivone Amorim, Eva Maia, Isabel Praça

Proceedings of the Security and Trust Management - 21st International Workshop, 2025

Federated Learning: An Approach with Hybrid Homomorphic Encryption.

Pedro Correia, Ivan Costa, Ivone Amorim, Eva Maia, Isabel Praça

Proceedings of the Computer Security. ESORICS 2025 International Workshops, 2025

2024

S3PHER: Secure and Searchable System for Patient-driven HEalth data shaRing.

Ivan Costa, Ivone Amorim, Eva Maia, Pedro Barbosa, Isabel Praça

CoRR, 2024

Secure, Searchable, and Consent-Driven Healthcare Data Sharing System.

Ivan Costa, Ivone Amorim, Eva Maia, Pedro Barbosa, Isabel Praça

Proceedings of the 22nd International Symposium on Network Computing and Applications, 2024

2023

Patient-centric health data sovereignty: an approach using Proxy re-encryption.

Bruno Rodrigues, Ivone Amorim, Ivan Costa, Alexandra Mendes

CoRR, 2023

Homomorphic Encryption: An Analysis of its Applications in Searchable Encryption.

Ivone Amorim, Ivan Costa

CoRR, 2023