Now showing items 1-20 of 25

  • A calibratable detector for invasive attacks 

    Weiner, Michael; Wieser, Wolfgang; Lupón Roses, Emilio; Sigl, Georg; Manich Bou, Salvador (2019-01-25)
    Article
    Restricted access - publisher's policy
    Microprobing is commonly used by adversaries to extract firmware or cryptographic keys from microcontrollers. We introduce the calibratable lightweight invasive attack detector (CaLIAD) to detect microprobing attacks. The ...
  • A Highly time sensitive XOR gate for probe attempt detectors 

    Manich Bou, Salvador; Strasser, Martin (2013-09-05)
    Article
    Restricted access - publisher's policy
    Probe attempt detectors are sensors designed to protect buses of secure chips against the physical contact of probes. The operation principle of these detectors relies on the comparison of the delay propagation times ...
  • A low area probing detector for power efficient security ICs 

    Weiner, Michael; Manich Bou, Salvador; Sigl, Georg (Springer, 2014)
    Conference report
    Restricted access - publisher's policy
    In this paper, a low cost, Low Area Probing Detector (LAPD) is presented. Probing or microprobing is an attack technique against integrated circuits implementing security functions, such as OTP tokens or smartcards. It ...
  • A low area probing detector for security IC's 

    Weiner, Michael; Manich Bou, Salvador; Sigl, Georg (2014)
    Conference report
    Restricted access - publisher's policy
    In this paper, a low cost, Low Area Probing Detector (LAPD) is presented. Probing or microprobing is an attack technique against integrated circuits implementing security functions, such as OTP tokens or smartcards. It ...
  • Anàlisi de l'energia de transició màxima en circuits combinacionals CMOS 

    Manich Bou, Salvador (Universitat Politècnica de Catalunya, 1998-11-17)
    Doctoral thesis
    Open Access
    En la dècada actual, l'augment del consum energètic dels circuits integrats està tenint un impacte cada vegada més important en el disseny electrònic. Segons l'informe de la Semiconductor Industry Association de l'any 1997, ...
  • Backside polishing detector: a new protection against backside attacks 

    Manich Bou, Salvador; Arumi Delgado, Daniel; Rodríguez Montañés, Rosa; Mujal Colell, Jordi; Hernández García, David (2015)
    Conference report
    Open Access
    Secure chips are in permanent risk of attacks. Physical attacks usually start removing part of the package and accessing the dice by different means: laser shots, electrical or electromagnetic probes, etc. Doing this ...
  • Crypto-test-lab for security validation of ECC co-processor test infrastructure 

    Lupón Roses, Emilio; Rodríguez Montañés, Rosa; Manich Bou, Salvador (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    Elliptic Curve Cryptography (ECC) is a technology for public-key cryptography that is becoming increasingly popular because it provides greater speed and implementation compactness than other public-key technologies. ...
  • Defeating microprobing attacks using a resource efficient detection circuit 

    Weiner, Michael; Manich Bou, Salvador; Sigl, Georg (2014)
    Conference report
    Open Access
    Microprobing is an attack technique against integrated circuits implementing security functions, such as OTP tokens or smartcards. It allows intercepting secrets from onchip wires as well as injecting faults for other ...
  • Defeating simple power analysis attacks in cache memories 

    Neagu, Madalin; Manich Bou, Salvador; Miclea, Liviu (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Restricted access - publisher's policy
    A wide range of attacks that target cache memories in secure systems have been reported in the last half decade. Cold-boot attacks can be thwarted through the recently proposed Interleaved Scrambling Technique (IST). ...
  • Defective Behaviour of an 8T SRAM Cell with Open Defects 

    Rodríguez Montañés, Rosa; Arumi Delgado, Daniel; Manich Bou, Salvador; Figueras Pàmies, Joan; Di Carlo, Stefano; Prinetto, Paolo; Scionti, Alberto (2010)
    Conference report
    Restricted access - publisher's policy
  • Defending cache memory against cold-boot attacks boosted by power or EM radiation analysis 

    Neagu, Madalin; Manich Bou, Salvador (2017-04)
    Article
    Open Access
    Some algorithms running with compromised data select cache memory as a type of secure memory where data is confined and not transferred to main memory. However, cold-boot attacks that target cache memories exploit the data ...
  • Design and implementation of automatic test equipment IP module 

    Fransi Palos, Sergi; Farre Lozano, Goretti; Garcia Deiros, Lucas; Manich Bou, Salvador (Institute of Electrical and Electronics Engineers (IEEE), 2010-05-24)
    Conference lecture
    Restricted access - publisher's policy
    This paper presents an Intellectual Property (IP) module that includes fully functional autonomous Automatic Test Equipment (ATE). The module analyses responses from the Device Under Test (DUT) after sending test vectors ...
  • Design and validation of a platform for electromagnetic fault injection 

    Balasch, Josep; Arumi Delgado, Daniel; Manich Bou, Salvador (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    Security is acknowledged as one of the main challenges in the design and deployment of embedded circuits. Devices need to operate on-the-field safely and correctly, even when at physical reach of potential adversaries. One ...
  • Differential scan-path: A novel solution for secure design-for-testability 

    Manich Bou, Salvador; Wamser, Markus S.; Guillen, Oscar M.; Sigl, Georg (2013)
    Conference report
    Restricted access - publisher's policy
    In this paper, we present a new scan-path structure for improving the security of systems including scan paths, which normally introduce a security critical information leak channel into a design. Our structure, named ...
  • Improving security in cache memory by power efficient scrambling technique 

    Neagu, Madalin; Miclea, Liviu; Manich Bou, Salvador (2015-04-08)
    Article
    Restricted access - publisher's policy
    The last decade has recorded an increase in security protocols for integrated circuits and memory systems, because of device specific attacks such as side-channel monitoring and cold boot and also because sensitive information ...
  • Improving the security of scan path test using differential chains 

    Manich Bou, Salvador; Wamser, Markus S.; Sigl, Georg (2013)
    Conference report
    Restricted access - publisher's policy
    In this paper we present a new scan-path structure for improving the security of systems including a scan path, which normally introduces a security critical information channel into a design. The structure, named differential ...
  • Information Leakage Reduction at the Scan-Path Output 

    Manich Bou, Salvador; Wamser, Markus S.; Sigl, Georg (2013)
    Conference report
    Restricted access - publisher's policy
    In this paper we present a new scan-path structure for improving the security of systems including a scan path, which normally introduces a security critical information channel into a design. The structure, named differential ...
  • Interleaved Scrambling Technique: A Novel Low-Power Security Layer for Cache Memories 

    Neagu, Madalin; Manich Bou, Salvador; Miclea, Liviu (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference lecture
    Restricted access - publisher's policy
    Memory systems security has increased over the last decade due to the sensitive information which is stored in plain text. Device specific attacks, such as cold-boot and sidechannel monitoring have been reported as being ...
  • 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)
    Conference report
    Open Access
    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 ...
  • 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)
    Conference report
    Open Access
    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 ...