Alessandro Budroni

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Senior Cryptography Engineer, Technology Innovation Institute, Abu Dhabi
e-mail: alessandro [DOT] budroni [@] tii [DOT] ae
e-mail: budroni [DOT] alessandro [@] gmail [DOT] com
Linkedin - GitHub - Instagram - Google Scholar

About me

I received the B.S. degree at University of Cagliari in pure Mathematics and the M.Sc. degree at University of Trento in Coding Theory and Cryptography. I got my Ph.D. degree in Computer Security at Univeristy of Bergen, Norway, under the supervision of professor Igor Semaev. Since February 2022, I work at the Cryptography Research Center of the Technology Innovation Institute in Abu Dhabi.

I am always interested in hearing from colleagues, other cryptography fans, or just interesting creative folk, so feel free to contact me.

Hobbies: photography, skiing (downhill and cross-country), hiking, surfing (when I can), climbing. Also, I have been a semi-professional juggler and performed in international juggling conventions and festivals.

Research Interests

> Cryptoanalysis on LWE
> Lattice-Based Cryptography
> Pairing-Based Cryptography
> Secure Implementations

Publications

Conference Publications:

  • Alessandro Budroni, Erik Mårtensson, "Improved Estimation of Key Enumeration with Applications to Solving LWE", ISIT 2023.

  • Alessandro Budroni, Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner, "Making the BKW Algorithm Practical for LWE", IndoCrypt 2020.

  • Alessandro Budroni, Benjamin Chetioui, Ermes Franch, "Attacks on Integer-RLWE", ICICS 2020.

  • Alessandro Budroni, Andrea Tenti, "The Mersenne Low Hamming Combination Search Problem can be reduced to an ILP Problem", AfricaCrypt 2019.

  • Quoc-Tin Phan, Alessandro Budroni, Cecilia Pasquini, Francesco G. B. De Natale, "A Hybrid Approach for Multimedia Use Verification", MediaEval 2016.

Journal Publications:

  • Alessandro Budroni, Qian Guo, Thomas Johansson, Erik Mårtensson, Paul Stankovski Wagner, "Improvements on Making BKW Practical for Solving LWE", Special Issue “Public-Key Cryptography in the Post-quantum Era” of Cryptography, MDPI, 2021.

  • Alessandro Budroni, Federico Pintore, "Efficient hash maps to G2 on BLS curves", Applicable Algebra in Engineering, Communication and Computing 2020.

Drafts:

  • Najwa Aaraj, Slim Bettaieb, Loïc Bidoux, Alessandro Budroni, Victor Dyseryn, Andre Esser, Philippe Gaborit, Mukul Kulkarni, Victor Mateu, Marco Palumbi, Lucas Perin, Jean-Pierre Tillich, "PERK", Tech. rep., National Institute of Standards and Technology, 2023.

  • Alessandro Budroni, Jesús-Javier Chi-Domínguez, Mukul Kulkarni, "Lattice Isomorphism as a Group Action and Hard Problems on Quadratic Forms", ePrint 2023

  • Alessandro Budroni, Igor Semaev, "New Public-Key Crypto-System EHT", Arxiv 2021.

  • Alessandro Budroni, Kealan McCusker, "Milagro TLS: Pairing-Based Cryptography for Transport Layer Security", Internet-Draft, 2016.

Coding

  • I am a member of the PERK signature submission team to the NIST post-quantum signatures standardization process, and I have contributed to the implementation.

  • EHT-C is my PoC of the public-key cryptosystem EHT on github.

  • I am the creator of the rbbl (RAM-Based BKW for LWE) library: a fast and parallelized library written in C to solve LWE instances.

  • I mantain the fbbl (File-Based BKW for LWE) library. This is the first implementation of the BKW algorithm for LWE able to solve relatively large LWE instances.

  • I have been mantaining the Apache milagro-crypto-c and milagro-crypto-js libraries.

Teaching (University of Bergen)

Blog

In collaboration with the blog MathIsInTheAir, the following articles:

  • Maths and Juggling (italian - english)

  • SOK: la crittografia incontra la magia (italian)

  • È veramente importante finanziare la ricerca in Matematica Pura? (italian)

  • Cosa sta succedendo nel mondo della crittografia? (italian)