Now showing items 1-20 of 41

    • A new countermeasure against side-channel attacks based on hardware-software co-design 

      Lumbiarres López, Rubén; López García, Mariano; Cantó Navarro, Enrique (2016-09-01)
      Article
      Open Access
      This paper aims at presenting a new countermeasure against Side-Channel Analysis (SCA) attacks, whose implementation is based on a hardware-software co-design. The hardware architecture consists of a microprocessor, which ...
    • Acceleration of Complex Algorithms on a Fast Reconfigurable Embedded System on Spartan-3 

      Canto Navarro, Enrique Fernando; Fons, Mariano; López García, Mariano; Ramos Lara, Rafael Ramón (2009)
      Conference report
      Open Access
      Complex algorithms usually require several computation stages. Many embedded microprocessors have not enough computational performance to resolve these algorithms in a reasonable time, so dedicated coprocessors accelerate ...
    • An evaluation of a simple dynamical model for impacts between rigid objects 

      Molino Minero, Erik; López García, Mariano; Manuel Lázaro, Antonio; Carlosena García, Alfonso; Roset Juan, Francesc Xavier (2009)
      Conference report
      Open Access
      The main purpose of this work is to propose a dynamical model for simulating the response of different metallic objects when impacted by another rigid body. In addition, a methodology for estimating the model parameters ...
    • Ataques por canal lateral sobre el algoritmo de encriptación AES implementado en MicroBlaze. 

      Lumbiarres López, Rubén; López García, Mariano; Canto Navarro, Enrique Fernando (2013)
      Conference report
      Restricted access - publisher's policy
      Este artículo presenta un procedimiento simple para la obtención de la clave criptográfica del algoritmo AES ejecutado sobre MicroBlaze. La clave se obtiene analizando la correlación estadística que existe entre ésta y el ...
    • Entorno Didáctico para Sistemas Digitales de Instrumentación y Control 

      Ramos Lara, Rafael Ramón; López García, Mariano; Canto Navarro, Enrique Fernando (2009)
      Conference lecture
      Restricted access - author's decision
      En este trabajo se presenta la experiencia didáctica desarrollada por los profesores de la Universidad Politécnica de Cataluña y la Universidad Rovira i Virgili con relación a los dispositivos FPGA (Field Programmable ...
    • Examen final (Curs 2019-2020) 

      López García, Mariano (Universitat Politècnica de Catalunya, 2020-05-29)
      Exam
      Restricted access to the UPC academic community
    • Examen final [Curs 2017-2018] 

      López García, Mariano; García de Vicuña Muñoz de la Nava, José Luis; Castilla Fernández, Miguel; Miret Tomàs, Jaume (Universitat Politècnica de Catalunya, 2018-06-08)
      Exam
      Restricted access to the UPC academic community
    • Examen parcial (Curs 2015-2016) 

      López García, Mariano (Universitat Politècnica de Catalunya, 2016-04-15)
      Exam
      Restricted access to the UPC academic community
    • Examen parcial (Curs 2018-2019) 

      López García, Mariano (Universitat Politècnica de Catalunya, 2019-04-26)
      Exam
      Restricted access to the UPC academic community
    • Examen parcial [Curs 2017-2018] 

      Castilla Fernández, Miguel; García de Vicuña Muñoz de la Nava, José Luis; López García, Mariano; Miret Tomàs, Jaume (Universitat Politècnica de Catalunya, 2018-03-17)
      Exam
      Restricted access to the UPC academic community
    • Examen parcial [Curs 2018-2019] 

      Miret Tomàs, Jaume; García de Vicuña Muñoz de la Nava, José Luis; López García, Mariano; Castilla Fernández, Miguel (Universitat Politècnica de Catalunya, 2019-04-01)
      Exam
      Restricted access to the UPC academic community
    • Examen segon parcial i recuperació del primer parcial (SIEK) [Curs 2016-2017. Q2] 

      Castilla Fernández, Miguel; Río Fernandez, Joaquín del; García de Vicuña Muñoz de la Nava, José Luis; López García, Mariano; Miret Tomàs, Jaume (Universitat Politècnica de Catalunya, 2017-06-23)
      Exam
      Restricted access to the UPC academic community
    • Faking countermeasure against side-channel attacks 

      Lumbiarres López, Rubén; López García, Mariano; Cantó Navarro, Enrique (International Frequency Sensor Association Publishing, S. L, 2017-12-21)
      Part of book or chapter of book
      Open Access
    • Fast self-reconfigurable embedded system on Spartan-3 

      Camós Andreu, Carles; Fons, Mariano; Fons, Francesc; López García, Mariano; Ramos Lara, Rafael Ramón (2013-02)
      Article
      Open Access
      Many image-processing algorithms require several stages to be processed that cannot be resolved by embedded microprocessors in a reasonable time, due to their high-computational cost. A set of dedicated coprocessors can ...
    • Flexible biometric online speaker-verification system implemented on FPGA using vector floating-point units 

      Cantó Navarro, Enrique; López García, Mariano; Ramos Lara, Rafael Ramón; Sánchez Reíllo, Raúl (2014-12-01)
      Article
      Open Access
      This paper presents the implementation of a speaker-verification system on field programmable gate array. The algorithm is executed by software over an embedded system that includes a MicroBlaze microprocessor connected ...
    • Flexible hardware for fingerprint image processing 

      Fons Lluis, Francesc; Fons Lluis, Mariano; Canto Navarro, Enrique Fernando; López García, Mariano (2007)
      Conference report
      Restricted access - publisher's policy
      Reconfigurable computing adds to the traditional hardware/software design flow a new degree of freedom in the development of electronic systems. In a system-on-chip platform, the fact that a MCU makes evolve at run-time ...
    • Hardware architecture implemented on FPGA for protecting cryptographic keys against side-channel attacks 

      Lumbiarres López, Rubén; López García, Mariano; Cantó Navarro, Enrique (Institute of Electrical and Electronics Engineers (IEEE), 2016-09-19)
      Article
      Open Access
      This paper presents a new hardware architecture designed for protecting the key of cryptographic algorithms against attacks by side-channel analysis (SCA). Unlike previous approaches already published, the fortress of the ...
    • Hardware-software co-design of an iris recognition algorithm 

      López García, Mariano; Daugman, J.; Canto Navarro, Enrique Fernando (2011-04-07)
      Article
      Open Access
      This paper describes the implementation of an iris recognition algorithm based on hardware-software co-design. The system architecture consists of a general-purpose 32- bit microprocessor and several slave coprocessors ...
    • Implementación mediante FPGA de un sistema SVM de verificación de locutor 

      Ramos Lara, Rafael Ramón; López García, Mariano; Canto Navarro, Enrique Fernando; Puente Rodriguez, Luis (2009)
      Conference lecture
      Open Access
      Los sistemas biométricos caracterizados por su alto nivel de seguridad se implementan habitualmente con sistemas procesadores de altas prestaciones como los ordenadores personales. Estos procesadores trabajan en un rango ...
    • Implementation on MicroBlaze of AES algorithm to reveal fake keys against side-channel attacks 

      Lumbiarres López, Rubén; López García, Mariano; Canto Navarro, Enrique Fernando (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Conference lecture
      Restricted access - publisher's policy
      This paper presents a new proposal for hiding the cryptographic key, when the so-called side-channel attacks (SCAs) are applied to break the security of AES-128. The algorithm was executed on MicroBlaze, but the proposed ...