Computer Security

Entropy Sources for IoT Devices

This research project aims to evaluate entropy sources available for IoT (Internet of Things) devices, considering the requisites of these devices as well the requisites for evaluating entropy sources for cryptographic applications.

Post-Quantum Cryptography

This research is related to the challenges of using Post-Quantum Cryptography in network protocols. Check our group's page here!

Publications

  • 11. GIRON, Alexandre Augusto; CUSTÓDIO, Ricardo. Hybrid Post-Quantum Cryptography in Network Protocols . In: CONCURSO DE TESES E DISSERTAÇÕES - SIMPÓSIO BRASILEIRO DE SEGURANÇA DA INFORMAÇÃO E DE SISTEMAS COMPUTACIONAIS (SBSEG), 24. , 2024, São José dos Campos/SP. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2024 . p. 57-64.
  • 10. Giron, A.A., Schardong, F., Perin, L.P., Custódio, R., Valle, V., Mateu, V. (2024). Automated Issuance of Post-Quantum Certificates: A New Challenge. In: Pöpper, C., Batina, L. (eds) Applied Cryptography and Network Security. ACNS 2024. Lecture Notes in Computer Science, vol 14584. Springer, Cham.
  • 9. Moura, L. F. A.; Giron, A.A.; Custódio, R. Quantum Threats to the TLS 1.3 Protocol. In SECURWARE 2023, The Seventeenth International Conference on Emerging Security Information, Systems and Technologies. Porto, Portugal. ISBN: 978-1-68558-092-6.
  • 8. Giron, A.A., Nascimento, J.P., Custódio, R., Perin, L., Mateu, V. Post-Quantum Hybrid KEMTLS Performance in Simulated and Real Network Environments. Aly, A., Tibouchi, M. (eds) Progress in Cryptology – LATINCRYPT 2023. LATINCRYPT 2023. Lecture Notes in Computer Science, vol 14168. Springer, Cham.
  • 7. Giron, A.A. (2023). Migrating Applications to Post-Quantum Cryptography: Beyond Algorithm Replacement. In Proceedings of the 20th International Conference on Security and Cryptography - SECRYPT; ISBN 978-989-758-666-8; ISSN 2184-7711, SciTePress, pages 857-862.
  • 6. Schardong, F., Giron, A.A., Muller, F. & Custódio, R. (2022). Post-Quantum Electronic Identity: Adapting OpenID Connect and OAuth 2.0 to the Post-Quantum Era. Cryptology and Network Security. CANS 2022. Lecture Notes in Computer Science, vol 13641. Springer, Cham.
  • 5. GIRON, Alexandre Augusto; SCHARDONG, Frederico; CUSTÓDIO, Ricardo. TLS 1.3 Handshake Analyzer. In: SALÃO DE FERRAMENTAS - SIMPÓSIO BRASILEIRO DE SEGURANÇA DA INFORMAÇÃO E DE SISTEMAS COMPUTACIONAIS (SBSEG), 22. , 2022, Santa Maria. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2022. p. 63-70.
  • 4. Giron, A.A., Custódio, R. & Rodríguez-Henríquez, F. Post-quantum hybrid key exchange: a systematic mapping study. J Cryptogr Eng (2022).
  • 3. Marchiori, D., Giron, A. A., Nascimento, J. P. A., & Custódio, R. (2021). Timing Analysis of Algorithm Substitution Attacks in a Post-Quantum TLS Protocol. In Anais do XXI Simpósio Brasileiro em Segurança da Informação e de Sistemas Computacionais, (pp. 127-140). Porto Alegre: SBC.
  • 2. Giron A.A. (2021) Encouraging the Adoption of Post-Quantum Hybrid Key Exchange in Network Security. In: Garcia-Alfaro J., Li S., Poovendran R., Debar H., Yung M. (eds) Security and Privacy in Communication Networks. SecureComm 2021. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, vol 399. Springer, Cham. (PhD Papers Track)
  • 1. Giron, A.A., Custodio, R. An Entropy Source based on the Bluetooth Received Signal Strength Indicator In: SIMPÓSIO BRASILEIRO DE SEGURANÇA DA INFORMAÇÃO E DE SISTEMAS COMPUTACIONAIS (SBSEG), 20. , 2020, Petrópolis. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2020 . p. 106-118.

Repositories

Github:




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