* Which numerical sequences are the generalized weights of a
code?, SIAM Conference on Applied Algebraic Geometry,
Eindhoven University of Technology, July 2023

* The complexity of solving hard polynomial systems:
invariants and applications, Solving hard polynomial systems,
Max Planck Institute for Mathematics in the Sciences, Leipzig
(Germany), April 2023

* Multivariate cryptography and the hardness of polynomial
system solving, Meeting of the Edinburgh Mathematical Society,
Edinburgh (UK), February 2023

* Cartwright-Sturmfels ideals and multigraded ideals with
radical support, CAAC -- Combinatorial Algebra meets Algebraic
Combinatorics, University of Waterloo (Canada), January 2023

* Generalized weights of convolutional codes, Finite
Geometries, Sixth Irsee Conference, Germany, August 2022

* A general theory of supports and generalized weights for
linear codes, Applications of Computer Algebra -- ACA 2022,
Istanbul (Turkey), August 2022

* Sparse determinantal ideals: Groebner bases and Rees
algebras, Canadian Mathematical Society Winter Meeting 2021,
Canada, December 2021 -- online event

* Linear block codes, rank-metric codes, and their invariants,
Journees Besancon-Neuchatel, Pontarlier (France), October 2021

* A general theory of supports and generalized weights for
linear codes, Cryptography and Coding Theory - first annual
conference of the UMI group "Crittografia e Codici", Italy,
September 2021-- online event

*
Optimal Anticodes and Generalized Weights in the Sum-Rank
Metric, SIAM Conference on Applied Algebraic Geometry, Texas
A&M, TX (USA), August 2021 -- online event

* A general theory of supports and generalized weights for
linear codes, AGC^2T (Arithmetic Geometry, Cryptography, and
Coding Theory) conference, CIRM, Luminy (France), June 2021--
online event

* Multivariate cryptography and the complexity of solving
multivariate polynomial systems,
Diamant Symposium at the Dutch Mathematical Congress (the
Netherlands), April 2021-- online event

* Complexity of Grobner bases computations and applications
to cryptography (3h course), Journées Nationales de Calcul
Formel, CIRM, Luminy (France), March 2021-- online event

* Multivariate cryptography and the complexity of solving
random polynomial systems, International Workshop on the
Arithmetic of Finite Fields (WAIFI 2020) , Rennes (France),
July 2020 -- online event

* Multivariate cryptography and the complexity of computing
Groebner bases, Dutch Mathematical Congress, Utrecht (the
Netherlands), April 2020 -- cancelled due to the COVID-19
pandemic

* Multivariate cryptography and the complexity of computing
Groebner bases, Women in Numbers - Europe 3, University of
Rennes (France), August 2019

*
Bounds on the complexity of computing Groebner bases for HFE
systems, SIAM Conference on Applied Algebraic Geometry,
University of Bern (Switzerland), July 2019

*
Invariants of rank-metric codes and q-polymatroids,
Contemporary Coding Theory, Oberwolfach Workshop, Oberwolfach
(Germany), March 2019

* Rank-metric codes and q-polymatroids,
Applied Algebra Day, Massachusetts Institute of Technology, MA
(USA), November 2018

* A gentle introduction to elliptic curve cryptography, EBSIS
Summer School on Distributed Event Based Systems and Related
Topics 2018, Villars-sur-Ollon (Switzerland), July 2018

* Universal Groebner bases and Cartwright-Sturmfels ideals,
Workshop on Commutative Algebra - honoring Peter Schenzel,
University of Osnabrueck (Germany), October 2017

*
Universal Groebner bases and Cartwright-Sturmfels ideals,
Foundations of Computational Mathematics - FoCM 2017,
University of Barcelona (Spain), July 2017

* An algebraic framework for physical-layer network coding,
Coding Theory in the Time of Big Data, Dagstuhl Seminar,
Dagstuhl (Germany),
August 2016

* Universal Groebner bases and Cartwright-Sturmfels ideals,
Midwest Commutative Algebra and Algebraic Geometry Conference,
University of Notre Dame, IN (USA), May 2016

* Trace zero subgroups, Algebraic Geometry for Coding Theory
and Cryptography, IPAM - University of California Los Angeles,
CA (USA), February 2016

* Rank distribution of Delsarte codes, Mathematical Coding
Theory in Multimedia Streaming, Banff International Research
Station (Canada), October 2015

* Compression for trace zero points on Edwards curves, SIAM
Conference on Applied Algebraic Geometry, NIMS, Daejeon
(Korea), August 2015

* Subspace codes from Ferrers diagrams, SIAM Conference on
Applied Algebraic Geometry, NIMS, Daejeon (Korea), August 2015

* Equidistant subsace codes, 7th Workshop on Coding and
Systems, University of Salamanca (Spain), July 2015

* Data compression for elliptic curves, MEGA 2015 – Effective
Methods in Algebraic Geometry, University of Trento (Italy),
June 2015

* Trace zero varieties and the ECDLP over extension fields,
ECC2014 – 18th Workshop on Elliptic Curve Cryptography,
Chennai (India), October 2014

* Gorenstein liaison for toric ideals of graphs, First Joint
International Meeting RSME-SCM-SEMA-SIMAI-UMI, Bilbao (Spain),
July 2014

* Efficient representations for the trace zero subgroup, DLP
2014 -- Theoretical and practical aspects of the Discrete
Logarithm Problem, Ascona (Switzerland), May 2014

* Universal Groebner bases for ideals of maximal minors,
Vector Bundles Days II, Pau-Trieste workshop on vector bundles
and related topics, Trieste (Italy), January 2014

* Partial spread codes, Dagstuhl Seminar on Coding Theory,
Dagstuhl (Germany), August 2013

* Universal Groebner bases for ideals of maximal minors,
Commutative algebra and its interactions with algebraic
geometry, CIRM, Luminy (France), July 2013

* Computation with Groebner bases over finite fields, First
European Training School on Network Coding, Autonomous
University of Barcelona (Spain), February 2013

* Initial ideals and linkage, Commutative Algebra and related
topics, University of Genoa (Italy), June 2012

* An optimal algebraic construction for random network coding,
Solving polynomial equations, KTH Stockholm (Sweden), February
2011 (part of the Mittag-Leffler Institute's program on
"Algebraic Geometry with a view towards applications")

* An optimal algebraic construction for random network coding,
Women in Computer Algebra, Aachen (Germany), October 2010

* An optimal algebraic construction for random network coding,
XII Encuentro de Álgebra Computacional y Aplicaciones - EACA
2010, Santiago de Compostela (Spain), July 2010

* Groebner bases of linked ideals, School and Workshop on
Local Rings and Local Study of Algebraic Varieties, The Abdul
Salam International Center for Theoretical Physics (ICTP),
Trento (Italy), June 2010

* Liaison and Groebner bases of pfaffian ideals, Incontro
Nazionale di Algebra Moderna, INdAM - Italian National
Institute for Higher Mathematics, Roma (Italy), May 2010

* Liaison and Groebner bases of pfaffian ideals, Midwest
Algebra, Geometry and their Interactions Conference -
MAGIC'10, University of Nore Dame, IN (USA), April 2010

* Linkage of schemes defined by minors and pfaffians, Giornate
di Geometria Algebrica ed Argomenti Correlati IX, Trento
(Italy), May 2008

* Linkage of schemes defined by minors and pfaffians,
Genova-Barcelona Workshop on Commutative Algebra and
Applications, University of Genoa (Italy), May 2008

* Coding for Random Linear Networks, University of Zurich
Symposium in Mathematics, Zurich (Switzerland), April 2008

* Linkage of schemes defined by minors and pfaffians,
Conferencia Internacional sobre Álgebra Conmutativa,
Combinatoria y Computacional en Honor de Pilar Pisón
Casares, University of Sevilla (Spain), February 2008

* Algebraic geometric instances of the Discrete Logarithm
Problem, Workshop on “Projective Geometry and Commutative
Algebra in Applications”, University of Genova (Italy), June
2007

* Cryptography and mathematics: from Cesar's cypher to the
internet, Math Awareness Week, Center for Ring Theory and its
Applications, Ohio University, Athens, OH (USA), April 2007

* Computational challenges in torus based cryptography,
Computational Challenges Arising in Algorithmic Number Theory
and Cryptography (part of the Fall 2006 Thematic Program in
Cryptography at the Fields Institute), Toronto (Canada),
November 2006

* Torus based cryptography (series of 3 lectures), Summer
School on “Computational Number Theory and Applications to
Cryptography”, University of Wyoming, Laramie, WY (USA), July
2006

* Gorenstein liaison, Symposium in pure mathematics,
University of Zurich (Switzerland), June 2006

* Algebraic Geometry instances of the Discrete Logarithm
Problem, Boole Workshop in Coding and Cryptography, Boole
Centre for Research in Informatics, UCC, Cork (Ireland), May
2006

* Rationality questions in cryptography, Incontro di Algebra
Commutativa e Computazionale, Genoa (Italy), November 2005

* G-biliaison of determinantal schemes, MAGIC 05 - Midwest
Algebra, Geometry and their Interactions Conference, Notre
Dame, IN (USA), October 2005

* Public key cryptography: applications of mathematics to
secrecy in communication, Fachschaftstag der kantonalen
Fachschaft Mathematik der Gymnasien des Kantons Luzern,
University of Zurich (Switzerland), December 2004

* Introduction to Elliptic Curves, 2004 IMA Summer Program for
Graduate Students in Coding and Cryptography, Notre Dame, IN
(USA), June 2004

* The general plane section of a curve in P^3, AMS 2004 Spring
Eastern Section Meeting, Lawrenceville, NJ (USA), April 2004

* Generalized weights of convolutional codes, Coding theory
and cryptography- A conference in honor of Joachim Rosenthal's
60th birthday, University of Zurich (Switzerland), July 2022

*
Efficient Representation for the Trace Zero Subgroup via
Rational Functions, SIAM Conference on Applied Algebraic
Geometry, Colorado State University, Fort Collins, CO (USA),
August 2013

* Partial spread codes, COST workshop, University of Zurich
(Switzerland), June 2013

* Cryptanalysis of the CFVZ cryptosystem, 10th Rhein Workshop
on Computer Algebra, University of Basel (Switzerland), March
2006

* Some algebraic properties of curves in P^3 via their general
plane section, Geometrie Algebrique En Liberte' XII, CIRM,
Luminy (France), April 2004

* The general plane section of a space curve, Route 81
Conference, Syracuse University, Syracuse, NY (USA), October
2003

* Universal Groebner bases of determinantal ideals, Algebra
and Algebraic Geometry Seminar, McMaster University (Canada),
January 2023

* Multivariate cryptography and the hardness of polynomial
system solving,
Hayden-Howard Lecture, University of Kentucky, KY (USA), April
2022

* Ideals with a radical generic initial ideal, Seminar Algebra
and Geometry, University of Basel (Switzerland), November 2021

* Multivariate cryptography and the complexity of polynomial
system solving, John Conway Spirited Mathematics Seminar
Series, Lahore University of Management Sciences (Pakistan),
September 2021 -- online event

* Multivariate cryptography and the complexity of polynomial
system solving, SAGA - Seminar on Applied Geometry and
Algebra, September 2021 -- online event

* A general theory of supports and generalized weights for
linear codes, ACCESS -- Algebraic Coding and Cryptography on
the East coast Seminar Series (USA), May 2021 -- online event

* Ideals with a radical generic initial ideal, Fellowship of
the Ring -- A worldwide commutative algebra seminar, hosted by
MSRI (USA), February 2021 -- online event

* Blowup algebras of sparse determinantal varieties, UMN
Combinatorics & Commutative Algebra Seminar, University of
Minnesota, MN (USA), December 2020 -- online event

*
Multivariate cryptography and the complexity of solving random
polynomial systems, Seminario
Geometría Algebraica y Singularidades virtual &
Spanish-Colombian Seminar on Coding and Crypto, Universidad de
Valladolid (Spain) and Universidad del Norte (Colombia),
October 2020 -- online event

*
Blowup algebras of sparse determinantal varieties, Seminar
Algebra and Geometry, University of Basel (Switzerland), May
2020 -- cancelled due to the COVID-19 pandemic

* Rank-metric codes and their invariants, Eindhoven University
of Technology (the Netherlands), April 2020 -- cancelled due
to the COVID-19 pandemic

* Universal Groebner bases and Cartwright-Sturmfels ideals,
University of Fribourg (Switzerland), March 2019

* Multivariate cryptography and Groebner bases, Virginia Tech,
VA (USA), December 2018

* Universal Groebner bases and Cartwright-Sturmfels ideals,
Northeastern University, MA (USA), October 2018

* Nonlinear algebra aspects of coding theory, ICERM, Brown
University, RI (USA), October 2018

* Universal Groebner bases and Cartwright-Sturmfels ideals,
Clemson University, SC (USA), October 2018

* Rank-Metric Codes and q-Polymatroids, Clemson University, SC
(USA), October 2018

* Multivariate cryptography and Groebner bases, Colloquium,
Clemson University, SC (USA), October 2018

* Rank-Metric Codes and q-Polymatroids, University of Paris 8,
Paris (France), May 2018

* Multivariate cryptography and the complexity of computing
Groebner bases, Cryptography Seminar, University of Oxford
(UK), February 2018

* Groebner bases in theory and practice, Berlin-Leipzig
Seminar on Algebra, Geometry and Combinatorics, TU Berlin
(Germany), December 2017

* Multivariate cryptography and Groebner bases, Colloquium,
University of Osnabrueck (Germany), October 2017

* Universal Groebner bases and Cartwright-Sturmfels ideals,
University of Basel (Switzerland), November 2015

* Universal Groebner bases of maximal minors, University of
Pisa (Italy), April 2015

* Universal Groebner bases of maximal minors, Edinburgh
University (Scotland, UK), April 2014

* Universal Groebner bases of maximal minors, Université
Pierre et Marie Curie, Paris (France), March 2014

* Glicci ideals, Commutative Algebra Colloquium, MSRI -
Mathematical Sciences Research Institute, Berkeley, CA (USA),
November 2012

* Trace zero cryptosystems, Academia Sinica, Taipei (Taiwan),
June 2012

* Ideals of minors and pfaffians: liaison and initial ideals,
University of Turin (Italy), June 2012

* Elliptic Curve Cryptography, University of Neuchatel
(Switzerland), February 2012

* Gorenstein Liaison, University of Duesseldorf (Germany),
December 2011

* Cryptography: from theory to practice, Swiss Academy of
Science, Bern (Switzerland), September 2011

* Elliptic curve cryptography and its applications to secrecy
in communications, University of Neuchatel (Switzerland), May
2011

* Minors: theory and practice, Technical University of Munich
(Germany), March 2011

* Minors: theory and practice, University of Magdeburg
(Germany), March 2011

* Gorenstein Liaison, University of Luxembourg, January 2011

* Codes on the Grassmannian, or how to correct errors in a
network, Colloquium, University of Fribourg (Switzerland),
November 2010

* Gorenstein Liaison and determinantal schemes, University of
Freiburg (Germany), January 2010

* Linkage of schemes defined by minors and pfaffians, Purdue
University, IN (USA), October 2009

* Gorenstein Liaison and determinantal ideals, Colloquium,
University of Notre Dame, IN (USA), October 2009

* Linkage of schemes defined by minors and pfaffians,
University of Milan (Italy), April 2009

* Finite fields in cryptography, Goethe University, Frankfurt
am Main (Germany), February 2009

* Gorenstein Liaison, University of Kiel (Germany), January
2009

* Finite fields in cryptography, Technical University of
Munich (Germany), November 2008

* Gorenstein Liaison, Humboldt University of Berlin (Germany),
November 2008

* Gorenstein Liaison, University of Exeter (UK), April 2008

* Finite fields in cryptography, Technical University of
Aachen (Germany), April 2008

* Elliptic curves, pairings, and the Discrete Logarithm
Problem, University of Basel (Switzerland), May 2007

* Algebraic geometric instances of the Discrete Logarithm
Problem, Center for Ring Theory and its Applications, Ohio
University, Athens, OH (USA), April 2007

* What is elliptic curves cryptography?, Center for Ring
Theory and its Applications, Ohio University, Athens, OH
(USA), April 2007

* Linkage and determinantal schemes, University of Osnabrueck
(Germany), November 2006

* The Discrete Logarithm Problem for matrices over elliptic
curves, University of Genoa (Italy), April 2006

* Pairings on elliptic curves, b-it Bonn-Aachen International
Center for Information Technology, Bonn (Germany), October
2005

* Cryptographic applications of elliptic curves, University of
Pisa (Italy), May 2005

* Cryptographic applications of elliptic curves, University of
Genoa (Italy), March 2005

* The G-biliaison class of symmetric determinantal schemes
(series of 3 talks), University of Notre Dame, IN (USA),
February-March 2005

* Determinantal ideals, University of Genoa (Italy), July 2004

* When is a curve Cohen-Macaulay?, Purdue University, IN
(USA), November 2003

* The general section of a non Cohen-Macaulay curve,
University of Missouri-Columbia, MO (USA) October 2003

* Lifting the Cohen-Macaulay property, University of Kansas,
KS (USA), October 2003

* The minimal free resolutions of the general section of a
curve, University of Genoa (Italy), July 2003

* Cryptography yesterday, today, and tomorrow, University of
Neuchatel (Switzerland), November 2022

* Measures of complexity for polynomial system solving over
finite fields, University of Neuchatel (Switzerland), April
2019

* Groebner bases and their applications, Mathematics Mini
Talks, University of Neuchatel (Switzerland), April 2015

* An introduction to coding theory and cryptography, Mittag
Leffler Institute, Stockholm (Sweden), February 2011

* Gorenstein liaison and determinantal schemes, University of
Basel (Switzerland), November 2009

* General hyperplane sections of curves, University of Zurich
(Switzerland), December 2008

* A bird's-eye view of torus-based cryptography, University of
Zurich (Switzerland), October 2007

* A generalized Gaeta's Theorem, University of Zurich
(Switzerland), May 2007

* Elliptic curves, pairings, and the Discrete Logarithm
Problem, University of Zurich (Switzerland), March 2007

* Gorenstein liaison and divisors, University of Zurich
(Switzerland), November 2006

* The Neron model of an abelian variety, Number Theory Seminar
on Modular Curves, Fields Institute, Toronto (Canada), October
2006

* An introduction to schemes and group schemes, Number Theory
Seminar on Modular Curves, Fields Institute, Toronto (Canada),
October 2006

* Algebraic Geometry instances of the Discrete Logarithm
Problem, University of Zurich (Switzerland), May 2006

* Pairings on elliptic curves (series of 2 talks), University
of Zurich (Switzerland), November 2005

* What is elliptic curve cryptography?, ETHZ-UZH Graduate
Colloquium, Zurich (Switzerland), November 2005

* Applications of elliptic curves to cryptography, University
of Zurich (Switzerland), April 2005

* The computer algebra system CoCoA, University of Notre Dame,
IN (USA), February 2005

* Curves, general plane sections and cohomology, University of
Notre Dame, IN (USA), May 2004

* The general plane section of a space curve (series of 2
talks), University of Notre Dame, IN (USA), September 2003

* The wonderful world of sheaves and sheaf cohomology,
University of Notre Dame, IN (USA), March 2003

* Birational morphisms to P^2, University of Notre Dame, May
2001

* Bounding the number of points of intersection of two curves
in P^n, University of Notre Dame, IN (USA), December 2001

* Constructing irreducible schemes with a given hyperplane
section, University of Notre Dame, IN (USA), November 2000

* On some conjectures of Eisenbud, Green and Harris,
University of Notre Dame, IN (USA), April 2000

* Multiplicity of zero-dimensional schemes lying on a complete
intersection of quadric hypersurfaces, University of Notre
Dame, IN (USA), February 2000