Formal education

2010, Education Office of the Junta de Castilla y León - Regional Government

Award for secondary school performance

2012, IES Antonio Machado (Soria) - High School

Global distinction in Bachillerato

2012, University Access Test (PAEU)

Mark: 13,393/14

2012 - 2015, Polytechnic University of Catalonia (UPC)

Access to the Interdisciplinary Higher Education Centre (CFIS) in the double Bachelor’s Degree in Mathematics and Engineering Physics

2012 - 2017, Polytechnic University of Catalonia (UPC)

Bachelor’s Degree in Mathematics (GM)

  • Mark: 8.223
  • Distinction in Linear Algebra
  • Distinction in Numerical Linear Algebra
  • Distinction in Discrete Mathematics
  • Distinction in Complex Variable Functions
  • Finalist in the programming contest Apocalypse Now redux from the subjects of Algorithms (FME) and EDA (FIB)
  • Degree thesis: Protocols for electronic voting (mark: 9.5)

2012 - 2015, Polytechnic University of Catalonia (UPC)

138 credits (ECTS) towards Bachelor’s Degree in Engineering Physics (EF), (not completed)

  • Mark: 7.8
  • Distinction in Linear Algebra and Geometry (assimilated from GM)
  • Distinction in Computational and Numerical Methods 1 (assimilated from GM)
  • Distinction in Mathematical Methods 2 (assimilated from GM)

2017 - 2018, Polytechnic University of Catalonia (UPC)

Master in Advanced Mathematics and Mathematical Engineering (MAMME)

2018 - (in progress), Polytechnic University of Catalonia (UPC)

PhD Program in Applied Mathematics Supervisor: Paz Morillo


2012-2015, CFIS

Enrollment fee grant for the second degree

2012-2015, CFIS

Residence grant

2016, Ministry de Education, Culture and Sport

Collaboration Grant with the Department of Mathematics in the UPC

2017, Polytechnic University of Catalonia (UPC)

Research Introduction Grant from the Department of Mathematics

2017, Universidad Rovira i Virgili (URV)

Industrial Doctorates Analytic Support Grant Ballot privacy in remote electronic voting systems



Native speaker


C1 level, certified by Cambridge English


Congress proceedings

Proof of a shuffle for lattice-based cryptography

Nuria Costa, Ramiro Martínez y Paz Morillo

Secure IT Systems: 22nd Nordic Conference, NordSec 2017, Tartu, Estonia, November 8–10, 2017, Proceedings, Springer International Publishing, Lecture Notes in Computer Science, vol 10674, pp. 280–296

ISBN: 978-3-319-70289-6


Full version:

Lattice-based proof of a shuffle

Nuria Costa, Ramiro Martínez and Paz Morillo


Other Publications

The draws that use the first letters of surnames as a selection process are unfair

Ramiro Martínez

TEMat - divulgation of works from mathematics students

(accepted, publish pending)


2008, National Mathematic Olympiad for students of 2nd ESO course

Individual distinction

2011, Spanish Mathematical Olympiad

Bronze medal

2012, Spanish Mathematical Olympiad

Bronze medal

2012, National Olympiad on Physics

Bronze medal

2012, National Olympiad on Chemistry

Bronze medal


Online course: Introduction to Programming, Problem Solving with Java

2017, The Youth Mobile Festival (YoMo)

Assistant in the cryptography workshop for ESO students: WOULD YOU LIKE TO BE PART OF THE MONTJUÏC SECRET SERVICES?

2017, 11a Festa de la Ciència

Assistant in the cryptography workshop for ESO students: Cryptographic spies from the Ciutadella Park

2017, PQCRYPTO project

Summer School on Post-Quantum Cryptography 2017

2017, RSME IV Congreso of Young Researchers 2017 (4CJI)

Talk: Mixnets for lattice based cryptography

2017, School of Mathematics and Statistics Library (UPC)

Information resources in mathematics and statistics (1 h course)

2017, Oriol Bohigas Library - ETSAB (UPC)

How to do a good academic work (1 h 30 min course)


Online course: Introduction to Python Programming (11 h course)