Ara es mostren els items 25-41 de 41

    • Low Cost AES Protection Against DPA Using Rolling Codes 

      Albiol Perarnau, Pau; Manich Bou, Salvador; Arumi Delgado, Daniel; Rodríguez Montañés, Rosa; Gómez-Pau, Álvaro (Curran Associates, Inc., 2021)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Many block cipher algorithms like AES are known to be weak against differential power analysis attacks (DPA) if the executing unit presents certain levels of information leakage, which is a common problem in microprocessors. ...
    • On the fitting and improvement of RRAM stanford-based model parameters using TiN/Ti/HfO2/W experimental data 

      Mahboubi, Vahab; Arumi Delgado, Daniel; Gómez Pau, Álvaro; Rodríguez Montañés, Rosa; Manich Bou, Salvador (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The use of Resistive Random Access Memory (RRAM) devices is becoming pervasive in many applications. In particular, security based primitives can exploit their variability and non-volatility for generating cells for ...
    • On the use of error detecting and correcting codes to boost security in caches against side channel attacks 

      Neagu, Madalin; Miclea, Liviu; Manich Bou, Salvador (2015)
      Text en actes de congrés
      Accés obert
      Microprocessor memory is sensitive to cold boot attacks. In this kind of attacks, memory remanence is exploited to download its content after the microprocessor has been struck by a hard boot. If just in this moment, a ...
    • Preguntes d'Exàmen : Cursos 2015/16 a 2019/20 

      Manich Bou, Salvador (Universitat Politècnica de Catalunya, 2020)
      Examen
      Accés obert
    • Programming techniques of resistive random-access memory devices for neuromorphic computing 

      Machado Panadés, Pau; Manich Bou, Salvador; Gómez Pau, Álvaro; Rodríguez Montañés, Rosa; Bargalló González, Mireia; Campabadal, Francesca; Arumi Delgado, Daniel (2023-11-27)
      Article
      Accés obert
      Neuromorphic computing offers a promising solution to overcome the von Neumann bottleneck, where the separation between the memory and the processor poses increasing limitations of latency and power consumption. For this ...
    • Random masking interleaved scrambling technique as a countermeasure for DPA/DEMA attacks in cache memories 

      Neagu, Mădălin; Rodríguez Montañés, Rosa; Arumi Delgado, Daniel; Manich Bou, Salvador (2016-11-15)
      Text en actes de congrés
      Accés obert
      Memory remanence in SRAMs and DRAMs is usually exploited through cold-boot attacks and the targets are the main memory and the L2 cache memory. Hence, a sudden power shutdown may give an attacker the opportunity to ...
    • RRAM based cell for hardware security applications 

      Arumi Delgado, Daniel; Manich Bou, Salvador; Rodríguez Montañés, Rosa (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Resistive random access memories (RRAMs)have arisen as a competitive candidate for non-volatile memories due to their scalability, simple structure, fast switching speed and compatibility with conventional back-end processes. ...
    • RRAM Based Random Bit Generation for Hardware Security Applications 

      Arumi Delgado, Daniel; Rodríguez Montañés, Rosa; Manich Bou, Salvador; Pehl, Michael (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      Resistive random access memories (RRAMs) have arisen as a competitive candidate for non-volatile memories due to their scalability, simple structure, fast switching speed and compatibility with conventional back-end ...
    • RRAM random number generator based on train of pulses 

      Yang, Binbin; Arumi Delgado, Daniel; Manich Bou, Salvador; Gómez Pau, Álvaro; Rodríguez Montañés, Rosa; Bargalló González, Mireia; Campabadal, Francesca; Fang, Liang (2021-07-30)
      Article
      Accés obert
      In this paper, the modulation of the conductance levels of resistive random access memory (RRAM) devices is used for the generation of random numbers by applying a train of RESET pulses. The influence of the pulse amplitude ...
    • Serial RRAM cell for secure bit concealing 

      Yang, Binbin; Arumi Delgado, Daniel; Manich Bou, Salvador; Gómez Pau, Álvaro; Rodríguez Montañés, Rosa; Bargalló González, Mireia; Campabadal, Francesca; Fang, Liang (2021-07-31)
      Article
      Accés obert
      Non-volatile memory cells are exposed to adversary attacks since any active countermeasure is useless when the device is powered off. In this context, this work proposes the association of two serial RRAM devices as a basic ...
    • Simulation of serial RRAM cell based on a Verilog-A compact model 

      Yang, Binbin; Arumi Delgado, Daniel; Manich Bou, Salvador; Gómez Pau, Álvaro; Rodríguez Montañés, Rosa; Bautista Roldan, Juan; Bargalló González, Mireia; Campabadal, Francesca; Fang, Liang (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Model-based simulation is one of the effective methods of scientific research. The inherent variability of resistive switching mechanisms has been an obstacle for the massive commercial implementation of the resistive ...
    • Sistemes combinacionals : Introducció a les funcions lògiques i a la minimització d’expressions 

      Gómez Pau, Álvaro; Manich Bou, Salvador (Universitat Politècnica de Catalunya, 2017)
      Apunts
      Accés obert
    • The low area probing detector as a countermeasure against invasive attacks 

      Weiner, Michael; Manich Bou, Salvador; Rodríguez Montañés, Rosa; Sigl, Georg (2017-11-07)
      Article
      Accés obert
      Microprobing allows intercepting data from on-chip wires as well as injecting faults into data or control lines. This makes it a commonly used attack technique against security-related semiconductors, such as smart card ...
    • The SALVADOR simulation framework 

      Weiner, Michael; Manich Bou, Salvador; Arumi Delgado, Daniel (2016-11-15)
      Text en actes de congrés
      Accés obert
    • True random number generator based on RRAM-bias current starved ring oscillator 

      Arumi Delgado, Daniel; Manich Bou, Salvador; Gómez Pau, Álvaro; Rodríguez Montañés, Rosa; Bargalló González, Mireia; Campabadal, Francesca (Institute of Electrical and Electronics Engineers (IEEE), 2023-09-29)
      Article
      Accés obert
      This work presents a RRAM-bias current starved ring oscillator (CSRO) as TRNG, where the cycle-to-cycle variability of a RRAM device is exploited as source of randomness. A simple voltage divider composed of this RRAM and ...
    • True random number generator based on the variability of the high resistance state of RRAMs 

      Akbari, Maryam; Mirzakuchaki, Sattar; Arumi Delgado, Daniel; Manich Bou, Salvador; Gómez Pau, Álvaro; Campabadal, Francesca; Bargalló González, Mireia; Rodríguez Montañés, Rosa (Institute of Electrical and Electronics Engineers (IEEE), 2023-01-01)
      Article
      Accés obert
      Hardware-based security primitives like True Random Number Generators (TRNG) have become a crucial part in protecting data over communication channels. With the growth of internet and cloud storage, TRNGs are required in ...
    • Unpredictable bits generation based on RRAM parallel configuration 

      Arumi Delgado, Daniel; Gómez Pau, Álvaro; Manich Bou, Salvador; Rodríguez Montañés, Rosa; Bargalló, Mireia; Campabadal, Francesca (2018-12-12)
      Article
      Accés obert
      In this letter a cell with the parallel combination of two TiN/Ti/HfO2/W resistive random access memory (RRAM) devices is studied for the generation of unpredictable bits. Measurements confirm that a simultaneous parallel ...