Paulo Barreto, PhD

- Design and analysis of block ciphers, modes of operation for block ciphers, and hash functions
- Cryptography sponges and password derivation schemes
- Efficient algorithms for pairing-based cryptosystems
- Identity-based key agreement schemes, digital signatures and signcryption from bilinear pairings
- Construction of pairing-friendly elliptic curves
- Efficient and side-channel-resistant implementation of pairings and elliptic curve cryptography
- Code-based encryption
- Hash-based digital signatures
- Lattice-based and homomorphic cryptosystems
- Isogeny-based cryptosystems and protocols
- Elliptic Curve & Pairing-Based Cryptography (grad level)
- Post-Quantum Cryptography (grad level)
- Quantum Cryptography (grad level)
- Network & Information Security (grad level)
- Information Security (undergrade level)
- Computer Systems Performance Evaluation (undergrad level)
- Computer Networks (undergrad level)
- Advanced Algorithms (grad level)
- Design and Anaylsis of Algorithms (undergrad level)
- Data Structures (undergrad level)
- Compiler Construction (undergrad level)
- Undergraduate Seminar in CSS (undergrad level)
Member of the Graduate Degrees (MSc, PhD) in Computer Science program committee at the School of Engineering an Technology of the University of Washington | Tacoma.
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2022 |
BARRETO, P. L.; Zanon, G. H. M.; Simplicio Jr, M. A.: “Succinct Non-interactive Arguments of Knowledge from Supersingular Isogenies,” Proceedings of the XXII Brazilian Symposium on Information and Computational Systems Security – SBSeg 2022, 2022. |
2022 |
Doliskani, J., Pereira, G. C. C. F.; BARRETO, P. L.: “Faster Cryptographic Hash Function From Supersingular Isogeny Graphs,” Selected Areas in Cryptography – SAC 2022, Lecture Notes in Computer Science: Springer, 2022. |
2021 |
Aragon, N.; BARRETO, P. S. L. M.; Bettaieb, S.; Bidoux, L.; Blazy, O.; Deneuville, J.-C.; Gaborit, P.; Ghosh, S.; Gueron, S.; Güneysu, T.; Aguilar-Melchor, C.; Misoczki, R.; Persichetti, E.; Richter-Brockmann, J.; Sendrier, N.; Tillich, J.-P.; Vasseur, V.; Zémor, G.: “BIKE: Bit Flipping Key Encapsulation (3rd round update),” 3rd NIST Post-Quantum Cryptography Standardization Conference, 2021. |
2021 |
Pereira, G. C. C. F.; BARRETO, P. S. L. M.: “Isogeny-Based Key Compression Without Pairings,” International Conference on Practice and Theory of Public-Key Cryptography (PKC 2021) Part 1, Lecture Notes in Computer Science 12170, p. 131–154, Springer, DOI: 10.1007/978-3-030-75245-3_6, 2021. |
2021 |
BARRETO, P. S. L. M.; Simplicio Jr, M. A.; Ricardini, J. E.; Patil, H. K.: “Schnorr-based implicit certification: improving the security and efficiency of vehicular communications.” IEEE Transactions on Computers 70(3), pp. 393–399, IEEE, March 2021 (early online access: 2020), DOI: 10.1109/TC.2020.2988637 |
2020 |
Alkim, E.; BARRETO, P. S. L. M.; Bindel, N.; Krämer, J.; Longa, P.; Ricardini, J. E.: “The Lattice-Based Digital Signature Scheme qTESLA,” International Conference on Applied Cryptography and Network Security (ACNS 2020), Lecture Notes in Computer Science 12146, p. 441–460, Springer, DOI: 10.1007/978-3-030-57808-4_22, 2020. |
2020 |
Banegas, G.; BARRETO, P. S. L. M.; Persichetti, E.; Santini, P.: “Designing Efficient Dyadic Operations for Cryptographic Applications.” Journal of Mathematical Cryptology v. 14, n. 1, pp. 95–109, DeGruyter, 2020, DOI: 10.1515/jmc-2015-0054 (extended version of conference paper published at MathCrypt 2018 conference) |
2019 |
BARRETO, P. S. L. M.; Oliveira, G. A.; Benits, W.; Nascimento, A. C.: “Supersingular isogeny oblivious transfer,” Proceedings of the XIX Brazilian Symposium on Information and Computational Systems Security – SBSeg 2019. (available online at https://sbseg2019.ime.usp.br/anais/196020.pdf), 2019. |
2019 |
Aragon, N.; BARRETO, P. S. L. M.; Bettaieb, S.; Bidoux, L.; Blazy, O.; Deneuville, J.-C.; Gaborit, P.; Gueron, S.; Güneysu, T.; Aguilar-Melchor, C.; Misoczki, R.; Persichetti, E.; Sendrier, N.; Tillich, J.-P.; Zémor, G.: “BIKE: Bit Flipping Key Encapsulation (updated),” 2nd NIST Post-Quantum Cryptography Standardization Conference, 2019. |
2019 |
Akleylek, S.; Alkim, E.; BARRETO, P. S. L. M.; Bindel, N.; Buchmann, J.; Eaton, E.; Gutoski, G.; Kramer, J.; Longa, P.; Polat, H.; Ricardini, J. E.; Zanon, G.: “Lattice-based digital signature scheme qTESLA (updated),” 2nd NIST Post-Quantum Cryptography Standardization Conference, 2019. |
2019 |
Banegas, G.; BARRETO, P. S. L. M.; Boidje, B. O.; Cayrel, P.-L.; Dione, G. N.; Gaj, K.; Gueye, C. T.; Haeussler, R.; Klamti, J. B.; Ndiaye, O.; Nguyen, D. T.; Persichetti, E.; Ricardini, J. E.: “DAGS Reloaded: Revisiting Dyadic Key Encapsulation,” Workshop on Code-Based Cryptography (CBC 2019), Lecture Notes in Computer Science, v. 11666, p. 69–85, Springer, DOI: 10.1007/978-3-030-25922-8_4, 2019. |
2018 |
Zanon, G. H. M.; Simplicio Jr, M. A.; Pereira, G. C. C. F.; Doliskani, J.; BARRETO, P. S. L. M.: “Faster Key Compression for Isogeny-Based Cryptosystems.” IEEE Transactions on Computers, v. 68, n. 5, p. 688–701, DOI: 10.1109/TC.2018.2878829, 2018 (electronic version), 2019 (printed version). |
2018 |
Banegas, G.; BARRETO, P. S. L. M.; Boidje, B. O.; Cayrel, P.-L.; Dione, G. N.; Gaj, K.; Gueye, C. T.; Haeussler, R.; Klamti, J. B.; Ndiaye, O.; Nguyen, D. T.; Persichetti, E.; Ricardini, J. E.: “DAGS: Key encapsulation using dyadic GS codes.” Journal of Mathematical Cryptology, v. 12, n. 4, p. 221–239, DeGruyter, DOI: 10.1515/jmc-2018-0027, 2018. |
2018 |
Banegas, G.; BARRETO, P. S. L. M.; Persichetti, E.; Santini, P.: “Designing Efficient Dyadic Operations for Cryptographic Applications,” Proceedings of the Mathematical Cryptography Workshop – MathCrypt 2018, Santa Barbara, CA, DOI: 10.1515/jmc-2015-0054, 2018. |
2018 |
Farias, L.; Albertini, B. C.; BARRETO, P. S. L. M.: “An approach to Elliptic Curve Cryptography with AOP oriented to Hardware,” Extended Proceedings of the 18th Brazilian Symposium on Information and Computational Systems Security (SBSeg CTD 2018), Porto Alegre, Brazil, p. 1–8. Brazilian Computer Society, 2018. |
2018 |
Zanon, G. H. M.; Simplicio Jr, M. A.; Pereira, G. C. C. F.; Doliskani, J.; BARRETO, P. S. L. M.: “Faster Isogeny-Based Compressed Key Agreement”, International Conference on Post-Quantum Cryptography – PQCrypto 2018, Fort Lauderdale (FL), USA. Lecture Notes in Computer Science, v. 10786, p. 248–268, Springer, DOI: 10.1007/978-3-319-79063-3_12, 2018. |
2018 |
Aragon, N.; BARRETO, P. S. L. M.; Bettaieb, S.; Bidoux, L.; Blazy, O.; Deneuville, J.-C.; Gaborit, P.; Gueron, S.; Güneysu, T.; Aguilar-Melchor, C.; Misoczki, R.; Persichetti, E.; Sendrier, N.; Tillich, J.-P.; Zémor, G.: “BIKE: Bit Flipping Key Encapsulation,” 1st NIST Post-Quantum Cryptography Standardization Conference, 2018. |
2018 |
Akleylek, S.; Alkim, E.; BARRETO, P. S. L. M.; Bindel, N.; Buchmann, J.; Eaton, E.; Gutoski, G.; Kramer, J.; Longa, P.; Polat, H.; Ricardini, J. E.; Zanon, G.: “Lattice-based digital signature scheme qTESLA,” 1st NIST Post-Quantum Cryptography Standardization Conference, 2018. |
2018 |
Banegas, G.; BARRETO, P. S. L. M.; Boidje, B. O.; Cayrel, P. L.; Dione, G. N.; Gaj, K.; Gueye, C. T.; Haeussler, R.; Klamti, J. B.; N’diaye, O.; Nguyen, D. T.; Persichetti, E.; Ricardini, J. E.: “DAGS: Key Encapsulation from Quasi-Dyadic Generalized Srivastava Codes,” 1st NIST Post-Quantum Cryptography Standardization Conference, 2018. |
2018 |
Farias, L. A.; Albertini, B. C.; BARRETO, Paulo S. L. M.: “A class of safe and efficient binary Edwards curves.” Journal of Cryptographic Engineering, v. 8, p. 1–13, DOI: 10.1007/s13389-017-0174-5, 2018. |
2017 |
BARRETO, P. S. L. M.; Gueron, S.; Güneysu, T.; Misoczki, R.; Persichetti, E.; Sendrier, N.; Tillich, J.-P.: “CAKE: Code-based algorithm for key encapsulation,” IMA International Conference on Cryptography and Coding – IMACC 2017, Oxford, UK. Lecture Notes in Computer Science, v. 10655, p. 207–226, Springer, DOI: 10.1007/978-3-319-71045-7_11, 2017. |
2016 |
Farias, L.; Albertini, B. C.; BARRETO, P. S. L. M: “Cryptographic architecture for co-process on consumer electronics devices.” In: IEEE International Symposium on Consumer Electronics, 2016, São Paulo, Brazil. Proceedings of the 20th IEEE International Symposium on Consumer Electronics, v. 1, p. 3–5, DOI: 10.1109/ISCE.2016.7797354, 2016. |
2015 |
Farias, L.; Albertini, B. C.; BARRETO, P. S. L. M.: “Parallelism Level Analysis of Binary Field Multiplication on FPGAs.” In: V Brazilian Symposium on Computing Systems Engineering (SBESC 2015), Foz do Iguaçu, Brazil. SBESC 2015 Proceedings, p. 64–69, DOI: 10.1109/SBESC.2015.19, 2015. |
2015 |
BARRETO, P. S. L. M.; Costello, C.; Misoczki, R.; Naehrig, M.; Pereira, G. C. C. F.; Zanon, G.: “Subgroup Security in Pairing-Based Cryptography.” In: 4th International Conference on Cryptology and Information Security in Latin America – Latincrypt 2015, Guadalajara, México. Lecture Notes in Computer Science, Berlin Heidelberg: Springer, v. 9230. p. 245–265, DOI: 10.1007/978-3-319-22174-8_14, 2015. |