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Listar por autor "Sicilia, Juan Antonio"

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    • A New Mail System for Secure Data Transmission in Cyber Physical Systems 

      Piedrahita Castillo, Diego ; Machio, Francisco ; Bermejo-Higuera, Javier ; Bermejo Higuera, Juan Ramón ; Sicilia, Juan Antonio (International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, 12/2020)
      This paper provides a complete study on email requirements, with special emphasis on its security aspects and architecture. It explores how current protocols have evolved, the environment in which they have been developed ...

    • A new multi-label dataset for Web attacks CAPEC classification using machine learning techniques 

      Sureda Riera, Tomás; Bermejo Higuera, Juan Ramón ; Bermejo-Higuera, Javier ; Martínez Herraiz, José-Javier; Sicilia, Juan Antonio (Computers & Security, 2022)
      Context: There are many datasets for training and evaluating models to detect web attacks, labeling each request as normal or attack. Web attack protection tools must provide additional information on the type of attack ...

    • A new technique for studying the convergence of Newton’s solver with real life applications 

      Argyros, Ioannis K; Magreñán, Á. Alberto; Yáñez, Dionisio F.; Sicilia, Juan Antonio (Journal of Mathematical Chemistry, 04/2020)
      The convergence domain for both the local and semilocal case of Newton’s method for Banach space valued operators is small in general. There is a plethora of articles that have extended the convergence criterion due to ...

    • A systematic approach to analysis for assessing the security level of cyber-physical systems in the electricity sector 

      Sánchez Rodríguez, Miguel Ángel ; Bermejo-Higuera, Javier ; Bermejo Higuera, Juan Ramón ; Sicilia, Juan Antonio ; González-Crespo, Rubén (Elsevier B.V., 2021)
      In a context of digitalization and technological evolution in all aspects of our lives, the electricity sector could not be left behind. This opens up a new range of possibilities until now unthinkable, which will facilitate ...

    • An decision support system to long haul freight transportation by means of ant colony optimization 

      Sicilia, Juan Antonio ; Royo-Agustin, Beatriz; Quemada-mayoral, Carlos; Olivares-Colay, María José; Larrodé, Emilio (Dyna, 01/2015)
      This paper presents an original tool to optimize the long-distance freight transport by road based on an original methodology for allocating communication roads depending on the volume of orders. The goal this system ...

    • An optimization algorithm for solving the rich vehicle routing problem based on Variable Neighborhood Search and Tabu Search metaheuristics 

      Sicilia, Juan Antonio ; Quemada, Carlos; Royo, Beatriz; Escuin, David (Journal of Computational and Applied Mathematics, 01/2016)
      This paper presents a novel optimization algorithm that consists of metaheuristic processes to solve the problem of the capillary distribution of goods in major urban areas taking into consideration the features encountered ...

    • Application of the SAMA methodology to Ryuk malware 

      Granado-Masid, Ander; Bermejo-Higuera, Javier; Bermejo Higuera, Juan Ramón; Sicilia, Juan Antonio (Journal of Computer Virology and Hacking Techniques, 2023)
      Malware analysis is an essential discipline for understanding the nature, attack vectors, and weaknesses of systems to combat the threats that emerge every day in the IT security world. To this end, a malware analysis ...

    • Ball convergence of a sixth-order Newton-like method based on means under weak conditions 

      Magreñán, Á. Alberto ; Argyros, Ioannis K; Rainer, J Javier ; Sicilia, Juan Antonio (Journal of Mathematical Chemistry, 08/2018)
      We study the local convergence of a Newton-like method of convergence order six to approximate a locally unique solution of a nonlinear equation. Earlier studies show convergence under hypotheses on the seventh derivative ...

    • Benchmarking Approach to Compare Web Applications Static Analysis Tools Detecting OWASP Top Ten Security Vulnerabilities 

      Bermejo Higuera, Juan Ramón ; Bermejo-Higuera, Javier ; Sicilia, Juan Antonio ; Cubo Villalba, Javier ; Nombela Pérez, Juan José (CMC-Computers Materials & Continua, 2020)
      To detect security vulnerabilities in a web application, the security analyst must choose the best performance Security Analysis Static Tool (SAST) in terms of discovering the greatest number of security vulnerabilities ...

    • Building a dataset through attack pattern modeling and analysis system 

      Bermejo Higuera, Juan Ramón; Bermejo-Higuera, Javier; Tébar García, Juan Luis; Sicilia, Juan Antonio; Sánchez Rubio, Manuel (Elsevier Ltd, 2022)
      The different types of cyber-attacks on information and telecommunications systems are becoming increasingly sophisticated and complex, with several defined phases (attack pattern). Therefore, it is necessary to research ...

    • Combinatorial method with static analysis for source code security in web applications 

      Bermejo Higuera, Juan Ramón ; Bermejo-Higuera, Javier ; Sicilia, Juan Antonio ; Sureda Riera, Tomás; Argyros, Christopher I.; Magreñán, Á. Alberto (Tech Science Press, 2021)
      Security weaknesses in web applications deployed in cloud architectures can seriously affect its data confidentiality and integrity. The construction of the procedure utilized in the static analysis tools of source code ...

    • Computer Application for the Evaluation of Mathematical Competence in Secondary Education: A Case Study 

      Orcos, Lara ; Arias, Rosario; Magreñán, Á. Alberto; Sicilia, Juan Antonio ; Sarría, Íñigo (Communications in Computer and Information Science, 2019)
      The main purpose of this work is the development of an application that allows compulsory secondary education teachers the assessment of the students’ maths competence. An equation of prediction is obtained in a pilot study ...

    • Convergence and Dynamics of a Higher-Order Method 

      Moysi, Alejandro; Argyros, Ioannis K; Regmi, Samundra; González, Daniel; Magreñán, Á. Alberto; Sicilia, Juan Antonio (Symmetry, 03/2020)
      Solving problems in various disciplines such as biology, chemistry, economics, medicine, physics, and engineering, to mention a few, reduces to solving an equation. Its solution is one of the greatest challenges. It involves ...

    • Decision model for siting transport and logistic facilities in urban environments: A methodological approach 

      Frailea, Alberto; Larrodé, Emilio; Magreñán, Á. Alberto ; Sicilia, Juan Antonio (Journal of Computational and Applied Mathematics, 01/2016)
      In this study, based on the use of a geographic information system (GIS), we define a decision model for determining the possible optimal locations of various facilities in an urban setting, which can be used by the transport ...

    • Detecting Malware in Cyberphysical Systems Using Machine Learning: a Survey 

      Montes, F. ; Bermejo-Higuera, Javier ; Sanchez, L. E.; Bermejo Higuera, Juan Ramón ; Sicilia, Juan Antonio (KSII transactions on internet and information systems, 2021)
      Among the scientific literature, it has not been possible to find a consensus on the definition of the limits or properties that allow differentiating or grouping the cyber-physical systems (CPS) and the Internet of Things ...

    • Developments on the convergence of some iterative methods 

      Argyros, Ioannis K; Magreñán, Á. Alberto ; Sicilia, Juan Antonio (Optimization and Dynamics with Their Applications: Essays in Honor of Ferenc Szidarovszky, 2017)
      Iterative methods, play an important role in computational sciences. In this chapter, we present new semilocal and local convergence results for the Newton-Kantorovich method. These new results extend the applicability of ...

    • Different methods for solving STEM problems 

      Argyros, Ioannis K; Magreñán, Á. Alberto; Orcos, Lara ; Sarría, Íñigo ; Sicilia, Juan Antonio (Journal of Mathematical Chemistry, 05/2019)
      We first present a local convergence analysis for some families of fourth and six order methods in order to approximate a locally unique solution of a nonlinear equation in a Banach space setting. Earlier studies have used ...

    • Effective filter for common injection attacks in online web applications 

      Ibarra-Fiallos, Santiago; Bermejo-Higuera, Javier; Intriago-Pazmiño, Monserrate; Bermejo Higuera, Juan Ramón; Sicilia, Juan Antonio; Cubo Villalba, Javier (IEEE Access, 2021)
      Injection attacks against web applications are still frequent, and organizations like OWASP places them within the Top Ten of security risks to web applications. The main goal of this work is to contribute to the community ...

    • Extended local convergence for some inexact methods with applications 

      Argyros, Ioannis K; Legaz, M. J.; Magreñán, Á. Alberto; Moreno, D.; Sicilia, Juan Antonio (Journal of Mathematical Chemistry, 05/2019)
      We present local convergence results for inexact iterative procedures of high convergence order in a normed space in order to approximate a locally unique solution. The hypotheses involve only Lipschitz conditions on the ...

    • Extending the Applicability of Stirling's Method 

      Amorós, Cristina ; Argyros, Ioannis K; Magreñán, Á. Alberto; Regmi, Samundra; González-Crespo, Rubén ; Sicilia, Juan Antonio (Mathematics, 01/2020)
      Stirling's method is considered as an alternative to Newton's method when the latter fails to converge to a solution of a nonlinear equation. Both methods converge quadratically under similar convergence criteria and require ...